{"id":13431,"date":"2025-01-11T13:27:35","date_gmt":"2025-01-11T11:27:35","guid":{"rendered":"https:\/\/nhkmachineryparts.com\/?p=13431"},"modified":"2025-10-16T16:07:34","modified_gmt":"2025-10-16T14:07:34","slug":"informacje-techniczne-stal-nierdzewna-nowej-generacji-420-vs-440","status":"publish","type":"post","link":"https:\/\/nhkmachineryparts.com\/pl\/technical-insights-next-generation-stainless-steel-420-vs-440\/","title":{"rendered":"Wgl\u0105d techniczny: stal nierdzewna nowej generacji 420 kontra 440"},"content":{"rendered":"<p><style>@media (min-width: 992px) { .liquid-row-responsive-69d040d03a379 {padding-top:50px !important; padding-bottom:88px !important;  }  }    <\/style><section data-bg-image=\"url\" class=\"vc_row vc_custom_1712042566150 liquid-row-responsive-69d040d03a379 liquid-row-shadowbox-69d040d03a38d vc_row-has-fill vc_row-has-bg\"><div class=\"ld-container container\"><div class=\"row ld-row ld-row-outer\"><div class=\"wpb_column vc_column_container vc_col-sm-12 liquid-column-69d040d03a4f9\"><div class=\"vc_column-inner  \" ><div class=\"wpb_wrapper\"  ><div class=\"vc_row vc_inner vc_row-fluid liquid-row-shadowbox-69d040d03a5dc\"><div class=\"ld-container container-fluid\"><div class=\"row ld-row ld-row-inner vc_row-o-content-middle vc_row-flex\"><style>@media (min-width: 992px) { .liquid-column-responsive-69d040d03a6f2 > .vc_column-inner {padding-right:2% !important;  }  } @media (min-width: 1200px) { .liquid-column-responsive-69d040d03a6f2 > .vc_column-inner {padding-right:4% !important;  }  } <\/style><div class=\"wpb_column vc_column_container vc_col-sm-12 vc_col-lg-8 vc_col-md-8 vc_col-xs-12 liquid-column-69d040d03a6f1 liquid-column-responsive-69d040d03a6f2\"><div class=\"vc_column-inner \" ><div class=\"wpb_wrapper\" >\n\t<div class=\"wpb_text_column wpb_content_element \" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<h3>Next-Generation Stainless Steel: Comparing 420 vs 440 technical insights<\/h3>\n<p>Stainless steel is a go-to material across <a href=\"https:\/\/nhkmachineryparts.com\/pl\/our-industries\/\" data-internallinksmanager029f6b8e52c=\"4\" title=\"Our industries\">industries<\/a> for its strength, durability, and corrosion resistance. Among the various grades, <strong>stainless steel 420 and 440<\/strong> are widely used due to their unique properties. This article provides an in-depth comparison of these two grades, highlighting key features, technical differences, and their suitability for different industrial applications.<\/p>\n<h2><a href=\"https:\/\/nhkmachineryparts.com\/catalog\/\">Get our catalogue here<\/a><\/h2>\n<h2><a href=\"https:\/\/nhkmachineryparts.com\/product-line\/\">See our product line here<\/a><\/h2>\n\n\t\t<\/div>\n\t<\/div>\n<\/div><\/div><\/div><div class=\"wpb_column vc_column_container vc_col-sm-12 vc_col-lg-4 vc_col-md-4 vc_col-xs-12 liquid-column-69d040d03a873\"><div class=\"vc_column-inner \" ><div class=\"wpb_wrapper\" ><style>.ld_button_69d040d03a936.btn-icon-solid .btn-icon{background:rgba(255, 255, 255, 0);}.ld_button_69d040d03a936.btn-icon-circle.btn-icon-ripple .btn-icon:before{border-color:rgba(255, 255, 255, 0);}.ld_button_69d040d03a936.btn-icon-solid:hover .btn-icon{background:rgba(255, 255, 255, 0);}.ld_button_69d040d03a936{color:rgb(34, 34, 34);border-color:rgba(255, 255, 255, 0);}.ld_button_69d040d03a936:hover{background-color:rgba(255, 255, 255, 0);border-color:rgba(255, 255, 255, 0);color:rgb(34, 34, 34);}.ld_button_69d040d03a936 .btn-gradient-bg-hover{background:-webkit-linear-gradient(to right, rgba(255, 255, 255, 0) 0%, rgba(255, 255, 255, 0) 100%);background:linear-gradient(to right, rgba(255, 255, 255, 0) 0%, rgba(255, 255, 255, 0) 100%);}.ld_button_69d040d03a936:hover .btn-gradient-border defs stop:first-child{stop-color:rgb(34, 34, 34);}.ld_button_69d040d03a936:hover .btn-gradient-border defs stop:last-child{stop-color:rgb(34, 34, 34);}.ld_button_69d040d03a936 {font-size:16px; } .ld_button_69d040d03a936 {line-height:1.5em; } .ld_button_69d040d03a936 {--element-line-height:1.5em; } .ld_button_69d040d03a936 {font-weight:900; } .ld_button_69d040d03a936 {letter-spacing:0; } .ld_button_69d040d03a936.btn-bordered:hover{border-color:rgb(34, 34, 34);}.ld_button_69d040d03a936 {font-size:16px; } .ld_button_69d040d03a936 {line-height:1.5em; } .ld_button_69d040d03a936 {--element-line-height:1.5em; } .ld_button_69d040d03a936 {font-weight:900; } .ld_button_69d040d03a936 {letter-spacing:0; } .ld_button_69d040d03a936 {font-size:16px; } .ld_button_69d040d03a936 {line-height:1.5em; } .ld_button_69d040d03a936 {--element-line-height:1.5em; } .ld_button_69d040d03a936 {font-weight:900; } .ld_button_69d040d03a936 {letter-spacing:0; } .ld_button_69d040d03a936 {font-size:16px; } .ld_button_69d040d03a936 {line-height:1.5em; } .ld_button_69d040d03a936 {--element-line-height:1.5em; } .ld_button_69d040d03a936 {font-weight:900; } .ld_button_69d040d03a936 {letter-spacing:0; } <\/style><a href=\"https:\/\/nhkmachineryparts.com\/product-line\/\" target=\"_blank\" class=\"btn btn-default btn-lg circle btn-bordered border-thick btn-block btn-bordered-gradient btn-has-label ld_button_69d040d03a936 vc_custom_1729177051587\" >\n\t<span>\n\t\n\t\t\t\t\t<span class=\"btn-txt\" data-text=\"Product Line\" >Product Line<\/span>\n\t\t\n\t\t\t\t\t<\/span>\n<\/a>\n<style>.ld_button_69d040d03b81a.btn-icon-solid .btn-icon{background:rgba(255, 255, 255, 0);}.ld_button_69d040d03b81a.btn-icon-circle.btn-icon-ripple .btn-icon:before{border-color:rgba(255, 255, 255, 0);}.ld_button_69d040d03b81a.btn-icon-solid:hover .btn-icon{background:rgba(255, 255, 255, 0);}.ld_button_69d040d03b81a{color:rgb(34, 34, 34);border-color:rgba(255, 255, 255, 0);}.ld_button_69d040d03b81a:hover{background-color:rgba(255, 255, 255, 0);border-color:rgba(255, 255, 255, 0);color:rgb(34, 34, 34);}.ld_button_69d040d03b81a .btn-gradient-bg-hover{background:-webkit-linear-gradient(to right, rgba(255, 255, 255, 0) 0%, rgba(255, 255, 255, 0) 100%);background:linear-gradient(to right, rgba(255, 255, 255, 0) 0%, rgba(255, 255, 255, 0) 100%);}.ld_button_69d040d03b81a:hover .btn-gradient-border defs stop:first-child{stop-color:rgb(34, 34, 34);}.ld_button_69d040d03b81a:hover .btn-gradient-border defs stop:last-child{stop-color:rgb(34, 34, 34);}.ld_button_69d040d03b81a {font-size:16px; } .ld_button_69d040d03b81a {line-height:1.5em; } .ld_button_69d040d03b81a {--element-line-height:1.5em; } .ld_button_69d040d03b81a {font-weight:900; } .ld_button_69d040d03b81a {letter-spacing:0; } .ld_button_69d040d03b81a.btn-bordered:hover{border-color:rgb(34, 34, 34);}.ld_button_69d040d03b81a {font-size:16px; } .ld_button_69d040d03b81a {line-height:1.5em; } .ld_button_69d040d03b81a {--element-line-height:1.5em; } .ld_button_69d040d03b81a {font-weight:900; } .ld_button_69d040d03b81a {letter-spacing:0; } .ld_button_69d040d03b81a {font-size:16px; } .ld_button_69d040d03b81a {line-height:1.5em; } .ld_button_69d040d03b81a {--element-line-height:1.5em; } .ld_button_69d040d03b81a {font-weight:900; } .ld_button_69d040d03b81a {letter-spacing:0; } .ld_button_69d040d03b81a {font-size:16px; } .ld_button_69d040d03b81a {line-height:1.5em; } .ld_button_69d040d03b81a {--element-line-height:1.5em; } .ld_button_69d040d03b81a {font-weight:900; } .ld_button_69d040d03b81a {letter-spacing:0; } <\/style><a href=\"#modal-box\" class=\"btn btn-default btn-lg circle btn-bordered border-thick btn-block btn-bordered-gradient btn-has-label ld_button_69d040d03b81a vc_custom_1729177063105\" data-lqd-lity=\"#modal-box\" >\n\t<span>\n\t\n\t\t\t\t\t<span class=\"btn-txt\" data-text=\"Contact\" >Contact<\/span>\n\t\t\n\t\t\t\t\t<\/span>\n<\/a>\n<!-- Modal Body -->\n<div id=\"modal-box\" class=\"lqd-modal lqd-lity-hide\" data-modal-type=\"default\">\n\n\t<div class=\"lqd-modal-inner\">\n\t\t<div class=\"lqd-modal-head\">\n\t\t\t<h2><\/h2>\n\t\t<\/div><!-- \/.lqd-modal-head -->\n\t\t<div class=\"lqd-modal-content\">\n\n\t\t\t<style>.ld_cf7_69d040d03d2dd input,.ld_cf7_69d040d03d2dd textarea,.ld_cf7_69d040d03d2dd .ui-button.ui-selectmenu-button{font-size:16px;line-height:1.5em;font-weight:400;}.ld_cf7_69d040d03d2dd input[type=\"submit\"]{font-size:16px;font-weight:700;letter-spacing:1;background:rgb(139, 173, 220);color:rgb(255, 255, 255);border-color:rgb(139, 173, 220);}.ld_cf7_69d040d03d2dd input, .ld_cf7_69d040d03d2dd select, .ld_cf7_69d040d03d2dd textarea, .ld_cf7_69d040d03d2dd .ui-button.ui-selectmenu-button{background:rgba(239, 239, 239, 0.3);}.ld_cf7_69d040d03d2dd input:focus, .ld_cf7_69d040d03d2dd select:focus, .ld_cf7_69d040d03d2dd textarea:focus, .ld_cf7_69d040d03d2dd .ui-button.ui-selectmenu-button:hover{background:rgb(239, 239, 239);}.ld_cf7_69d040d03d2dd input, .ld_cf7_69d040d03d2dd select, .ld_cf7_69d040d03d2dd textarea, .ld_cf7_69d040d03d2dd .ui-button.ui-selectmenu-button, .ld_cf7_69d040d03d2dd .wpcf7-form-control-wrap > i, .ld_cf7_69d040d03d2dd .wpcf7-radio{color:rgb(51, 51, 51);}.ld_cf7_69d040d03d2dd input:focus, .ld_cf7_69d040d03d2dd select:focus, .ld_cf7_69d040d03d2dd textarea:focus, .ld_cf7_69d040d03d2dd .ui-button.ui-selectmenu-button:hover, .wpcf7-acceptance .wpcf7-list-item-label:after{color:rgb(51, 51, 51);}.ld_cf7_69d040d03d2dd input[type=\"submit\"]:focus,.ld_cf7_69d040d03d2dd input[type=\"submit\"]:hover{background:rgb(139, 173, 220);}.ld_cf7_69d040d03d2dd input[type=\"submit\"]:hover{color:rgb(255, 255, 255);border-color:rgb(139, 173, 220);}<\/style><div id=\"ld_cf7_69d040d03d2dd\" class=\"lqd-contact-form lqd-contact-form-inputs-sm lqd-contact-form-inputs-filled lqd-contact-form-button-sm lqd-contact-form-button-block ld_cf7_69d040d03d2dd vc_custom_1711482920590\">\n\t\n<div class=\"wpcf7 no-js\" id=\"wpcf7-f2151-o1\" lang=\"en\" dir=\"ltr\" data-wpcf7-id=\"2151\">\n<div class=\"screen-reader-response\"><p role=\"status\" aria-live=\"polite\" aria-atomic=\"true\"><\/p> <ul><\/ul><\/div>\n<form action=\"\/pl\/wp-json\/wp\/v2\/posts\/13431#wpcf7-f2151-o1\" method=\"post\" class=\"wpcf7-form init\" aria-label=\"Formularz kontaktowy\" novalidate=\"novalidate\" data-status=\"init\">\n<fieldset class=\"hidden-fields-container\"><input type=\"hidden\" name=\"_wpcf7\" value=\"2151\" \/><input type=\"hidden\" name=\"_wpcf7_version\" value=\"6.1.5\" \/><input type=\"hidden\" name=\"_wpcf7_locale\" value=\"en\" \/><input type=\"hidden\" name=\"_wpcf7_unit_tag\" value=\"wpcf7-f2151-o1\" \/><input type=\"hidden\" name=\"_wpcf7_container_post\" value=\"0\" \/><input type=\"hidden\" name=\"_wpcf7_posted_data_hash\" value=\"\" \/><input type=\"hidden\" name=\"_wpcf7_recaptcha_response\" value=\"\" \/>\n<\/fieldset>\n<p><span class=\"wpcf7-form-control-wrap\" data-name=\"company-name\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-text wpcf7-validates-as-required\" aria-required=\"true\" aria-invalid=\"false\" placeholder=\"Company name*\" value=\"\" type=\"text\" name=\"company-name\" \/><\/span><span class=\"wpcf7-form-control-wrap\" data-name=\"text-902\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-text wpcf7-validates-as-required\" aria-required=\"true\" aria-invalid=\"false\" placeholder=\"Name*\" value=\"\" type=\"text\" name=\"text-902\" \/><\/span><span class=\"wpcf7-form-control-wrap\" data-name=\"email-899\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-email wpcf7-validates-as-required wpcf7-text wpcf7-validates-as-email\" aria-required=\"true\" aria-invalid=\"false\" placeholder=\"Your email*\" value=\"\" type=\"email\" name=\"email-899\" \/><\/span><span class=\"wpcf7-form-control-wrap\" data-name=\"tel-828\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-tel wpcf7-text wpcf7-validates-as-tel\" aria-invalid=\"false\" placeholder=\"Phone\" value=\"\" type=\"tel\" name=\"tel-828\" \/><\/span><span class=\"wpcf7-form-control-wrap\" data-name=\"textarea-529\"><textarea cols=\"10\" rows=\"3\" maxlength=\"2000\" class=\"wpcf7-form-control wpcf7-textarea wpcf7-validates-as-required\" aria-required=\"true\" aria-invalid=\"false\" placeholder=\"Message*\" name=\"textarea-529\"><\/textarea><\/span><input class=\"wpcf7-form-control wpcf7-submit has-spinner\" type=\"submit\" value=\"Send message\" \/>\n<\/p><div class=\"wpcf7-response-output\" aria-hidden=\"true\"><\/div>\n<\/form>\n<\/div>\n<\/div>\n\t\t<\/div><!-- \/.lqd-modal-content -->\n\t\t<div class=\"lqd-modal-foot\"><\/div><!-- \/.lqd-modal-foot -->\n\n\t<\/div><!-- \/.lqd-modal-inner -->\n<\/div><!-- \/#modal-box.lqd-modal --><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/section><section data-bg-image=\"url\" class=\"vc_row vc_custom_1711480886685 liquid-row-shadowbox-69d040d03d830 vc_row-has-fill vc_row-has-bg\"><div class=\"ld-container container\"><div class=\"row ld-row ld-row-outer\"><style>@media (min-width: 992px) { .liquid-column-responsive-69d040d03d997 > .vc_column-inner {margin-bottom:0px !important; padding-right:2% !important;  }  } @media (min-width: 1200px) { .liquid-column-responsive-69d040d03d997 > .vc_column-inner {padding-right:4% !important;  }  } <\/style><div class=\"wpb_column vc_column_container vc_col-sm-12 vc_col-lg-6 vc_col-md-8 vc_col-xs-12 liquid-column-69d040d03d996 liquid-column-responsive-69d040d03d997\"><div class=\"vc_column-inner  vc_custom_1711483264577\" ><div class=\"wpb_wrapper\"  >\n\t<div class=\"wpb_text_column wpb_content_element  vc_custom_1736594657871\" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<h2>Technical Properties of Stainless Steel 420 and 440<\/h2>\n<p>Both 420 and 440 are martensitic stainless steels, but their chemical composition and mechanical properties set them apart. Below is an expanded comparison chart:<\/p>\n<table>\n<thead>\n<tr>\n<th><strong>Property<\/strong><\/th>\n<th><strong>Stainless Steel 420<\/strong><\/th>\n<th><strong>Stainless Steel 440<\/strong><\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>Chromium Content<\/strong><\/td>\n<td>12\u201314%<\/td>\n<td>16\u201318%<\/td>\n<\/tr>\n<tr>\n<td><strong>Carbon Content<\/strong><\/td>\n<td>0.15\u20130.40%<\/td>\n<td>0.60\u20131.20%<\/td>\n<\/tr>\n<tr>\n<td><strong>Tensile Strength<\/strong><\/td>\n<td>515\u2013740 MPa<\/td>\n<td>760\u20131030 MPa<\/td>\n<\/tr>\n<tr>\n<td><strong>Yield Strength<\/strong><\/td>\n<td>275 MPa<\/td>\n<td>450 MPa<\/td>\n<\/tr>\n<tr>\n<td><strong>Hardness (Rockwell)<\/strong><\/td>\n<td>50 HRC<\/td>\n<td>58\u201362 HRC<\/td>\n<\/tr>\n<tr>\n<td><strong>Corrosion Resistance<\/strong><\/td>\n<td>Moderate<\/td>\n<td>High<\/td>\n<\/tr>\n<tr>\n<td><strong>Heat Resistance<\/strong><\/td>\n<td>Up to 650\u00b0C<\/td>\n<td>Up to 800\u00b0C<\/td>\n<\/tr>\n<tr>\n<td><strong>Machinability<\/strong><\/td>\n<td>Easy to machine<\/td>\n<td>Difficult due to hardness<\/td>\n<\/tr>\n<tr>\n<td><strong>Wear Resistance<\/strong><\/td>\n<td>Moderate<\/td>\n<td>Superior<\/td>\n<\/tr>\n<tr>\n<td><strong>Cost<\/strong><\/td>\n<td>Affordable<\/td>\n<td>Higher due to advanced properties<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><em>Keywords integrated: stainless steel 420 properties, stainless steel 440 benefits, tensile strength of 420 vs 440 stainless steel.<\/em><\/p>\n<p><a href=\"https:\/\/nhkmachineryparts.com\/catalog\/\">Get our catalogue here<\/a><\/p>\n<p><a href=\"https:\/\/nhkmachineryparts.com\/product-line\/\">See our product line here<\/a><\/p>\n<hr \/>\n<h2>Applications of Stainless Steel 420 and 440 by Industry<\/h2>\n<h3><strong>1. Medical and Surgical Applications<\/strong><\/h3>\n<ul>\n<li><strong>420 Stainless Steel:<\/strong> Commonly used for surgical instruments such as scalpels, clamps, and retractors. Its ease of sterilization and moderate corrosion resistance make it ideal for medical environments.<\/li>\n<li><strong>440 Stainless Steel:<\/strong> Preferred for high-precision medical tools that require superior edge retention, such as surgical scissors and specialty blades.<\/li>\n<\/ul>\n<h3><strong>Food Processing and Packaging<\/strong><\/h3>\n<ul>\n<li><strong>420 Stainless Steel:<\/strong> Utilized in food-safe components like cutting boards, mixers, and <a href=\"https:\/\/nhkmachineryparts.com\/pl\/product-line\/hygienic-machinery-components-in-stainless-steel\/\" data-internallinksmanager029f6b8e52c=\"8\" title=\"conveyor parts\">conveyor parts<\/a> due to its affordability and decent corrosion resistance.<\/li>\n<li><strong>440 Stainless Steel:<\/strong> Ideal for high-performance food processing tools, such as slicers and grinding blades, which demand high hardness and resistance to wear.<\/li>\n<\/ul>\n<h3><strong>Automotive and Aerospace<\/strong><\/h3>\n<ul>\n<li><strong>420 Stainless Steel:<\/strong> Used in components like gear shafts, valve parts, and pump rotors that need moderate strength and machinability.<\/li>\n<li><strong>440 Stainless Steel:<\/strong> Preferred for ball bearings, wear plates, and precision aerospace tooling, thanks to its superior strength and wear resistance.<\/li>\n<\/ul>\n<h3><strong>Knife and Cutlery Manufacturing<\/strong><\/h3>\n<ul>\n<li><strong>420 Stainless Steel:<\/strong> Commonly used for everyday kitchen knives, scissors, and utensils due to its affordability and ability to take a high polish.<\/li>\n<li><strong>440 Stainless Steel:<\/strong> Found in premium knives, hunting blades, and professional cutlery that require long-lasting sharpness and toughness.<\/li>\n<\/ul>\n<p><em>Keywords integrated: stainless steel for food processing, surgical stainless steel properties, 420 vs 440 in aerospace.<\/em><\/p>\n<hr \/>\n<h2>Key Advantages of Stainless Steel 420 and 440<\/h2>\n<h3><strong>Benefits of Stainless Steel 420<\/strong><\/h3>\n<ol>\n<li><strong>Cost-Effective:<\/strong> Its lower cost makes it suitable for budget-sensitive projects.<\/li>\n<li><strong>Ease of Machining:<\/strong> Its softer composition allows for easier cutting, shaping, and polishing.<\/li>\n<li><strong>Good Corrosion Resistance:<\/strong> Suitable for environments with moderate exposure to moisture or chemicals.<\/li>\n<\/ol>\n<h3><strong>Benefits of Stainless Steel 440<\/strong><\/h3>\n<ol>\n<li><strong>Superior Hardness:<\/strong> Offers better edge retention and resistance to deformation under heavy loads.<\/li>\n<li><strong>High Wear Resistance:<\/strong> Ideal for applications involving friction or abrasive conditions.<\/li>\n<li><strong>Excellent Corrosion Resistance:<\/strong> Performs well in harsh environments, including exposure to saltwater and chemicals.<\/li>\n<\/ol>\n<hr \/>\n<h2>Choosing the Right Stainless Steel for Your Project<\/h2>\n<p>When deciding between 420 and 440 stainless steel, consider the following factors:<\/p>\n<ol>\n<li><strong>Application Requirements:<\/strong> For high-precision, wear-resistant tools, choose 440. For general-purpose applications, 420 offers great value.<\/li>\n<li><strong>Environment:<\/strong> For highly corrosive environments, 440&#8217;s higher chromium content provides superior protection.<\/li>\n<li><strong>Budget:<\/strong> If cost is a limiting factor, 420 is a more economical option without sacrificing quality for moderate use.<\/li>\n<\/ol>\n<p><a href=\"https:\/\/nhkmachineryparts.com\/catalog\/\">Get our catalogue here<\/a><\/p>\n<p><a href=\"https:\/\/nhkmachineryparts.com\/product-line\/\">See our product line here<\/a><\/p>\n<hr \/>\n<h2>FAQs About Stainless Steel 420 and 440<\/h2>\n<h3><strong>1. Can stainless steel 420 and 440 be heat-treated?<\/strong><\/h3>\n<ul>\n<li>Yes, both can be heat-treated to enhance hardness and mechanical properties. However, 440 benefits more due to its higher carbon content.<\/li>\n<\/ul>\n<h3><strong>2. Which grade is better for industrial bearings?<\/strong><\/h3>\n<ul>\n<li>Stainless steel 440 is better due to its superior wear resistance and high hardness.<\/li>\n<\/ul>\n<h3><strong>3. How does chromium content impact performance?<\/strong><\/h3>\n<ul>\n<li>Higher chromium content in 440 enhances its corrosion resistance, making it suitable for harsh environments.<\/li>\n<\/ul>\n<hr \/>\n<h2>Next-Generation Stainless Steel: Technical Comparison of 420 vs. 440 for Industrial Excellence<\/h2>\n<p><strong>Stainless steel 420 and 440<\/strong> are both excellent choices, but their suitability depends on your specific application needs. While 420 provides affordability and ease of machining, 440 excels in strength, wear resistance, and durability. By understanding the differences in their properties and applications, you can select the right stainless steel grade for your project.<\/p>\n<p>Whether you&#8217;re in the food processing, medical, automotive, or aerospace industry, these next-generation stainless steels offer solutions tailored to your operational demands.<\/p>\n<h2><a href=\"https:\/\/nhkmachineryparts.com\/catalog\/\">Get our catalogue here<\/a><\/h2>\n<h2><a href=\"https:\/\/nhkmachineryparts.com\/product-line\/\">See our product line here<\/a><\/h2>\n\n\t\t<\/div>\n\t<\/div>\n\n\t<div class=\"wpb_text_column wpb_content_element  vc_custom_1729177119724\" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<h2>Questions and contact<\/h2>\n<p><a href=\"https:\/\/nhkmachineryparts.com\/contact\/\">Contact us for hygienic solution<\/a><\/p>\n<p><a href=\"https:\/\/nhkmachineryparts.com\/catalogue\/\" target=\"_blank\" rel=\"noopener\">Get our catalogue here<\/a><\/p>\n\n\t\t<\/div>\n\t<\/div>\n<\/div><\/div><\/div><style>@media (min-width: 992px) { .liquid-column-responsive-69d040d03dca8 > .vc_column-inner {padding-left:2% !important;  }  } @media (min-width: 1200px) { .liquid-column-responsive-69d040d03dca8 > .vc_column-inner {padding-left:4% !important;  }  } <\/style><div class=\"wpb_column vc_column_container vc_col-sm-12 vc_col-lg-6 vc_col-md-4 vc_col-xs-12 liquid-column-69d040d03dca7 liquid-column-responsive-69d040d03dca8\"><div class=\"vc_column-inner  \" ><div class=\"wpb_wrapper\"  >\n\t<div  class=\"wpb_single_image wpb_content_element vc_align_  liquid_vc_single_image-69d040d03dfa0\">\n\t\t\n\t\t<figure class=\"wpb_wrapper vc_figure\">\n\t\t\t<div class=\"vc_single_image-wrapper   \"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"1000\" src=\"https:\/\/nhkmachineryparts.com\/wp-content\/uploads\/2024\/10\/420-Stainless-Steel-tubes-and-bars-1.jpg\" class=\"vc_single_image-img attachment-full\" alt=\"420 Stainless Steel tubes and bars\" title=\"420 Stainless Steel tubes and bars\" srcset=\"https:\/\/nhkmachineryparts.com\/wp-content\/uploads\/2024\/10\/420-Stainless-Steel-tubes-and-bars-1.jpg 1000w, https:\/\/nhkmachineryparts.com\/wp-content\/uploads\/2024\/10\/420-Stainless-Steel-tubes-and-bars-1-300x300.jpg 300w, https:\/\/nhkmachineryparts.com\/wp-content\/uploads\/2024\/10\/420-Stainless-Steel-tubes-and-bars-1-12x12.jpg 12w, https:\/\/nhkmachineryparts.com\/wp-content\/uploads\/2024\/10\/420-Stainless-Steel-tubes-and-bars-1-320x320.jpg 320w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/div>\n\t\t<\/figure>\n\t<\/div>\n\n\t<div  class=\"wpb_single_image wpb_content_element vc_align_  liquid_vc_single_image-69d040d03e198\">\n\t\t\n\t\t<figure class=\"wpb_wrapper vc_figure\">\n\t\t\t<div class=\"vc_single_image-wrapper   \"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"453\" src=\"https:\/\/nhkmachineryparts.com\/wp-content\/uploads\/2024\/10\/440-Stainless-Steel-tubes-and-bars-3.jpg\" class=\"vc_single_image-img attachment-full\" alt=\"440 Stainless Steel tubes and bars\" title=\"440 Stainless Steel tubes and bars\" srcset=\"https:\/\/nhkmachineryparts.com\/wp-content\/uploads\/2024\/10\/440-Stainless-Steel-tubes-and-bars-3.jpg 800w, https:\/\/nhkmachineryparts.com\/wp-content\/uploads\/2024\/10\/440-Stainless-Steel-tubes-and-bars-3-18x10.jpg 18w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/div>\n\t\t<\/figure>\n\t<\/div>\n<\/div><\/div><\/div><\/div><\/div><\/section><section class=\"vc_row vc_custom_1711481063069 liquid-row-shadowbox-69d040d03e27a\"><div class=\"ld-container container\"><div class=\"row ld-row ld-row-outer\"><div class=\"wpb_column vc_column_container vc_col-sm-12 liquid-column-69d040d03e367\"><div class=\"vc_column-inner  \" ><div class=\"wpb_wrapper\"  >\n\t<div class=\"wpb_text_column wpb_content_element \" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<h2>Contact<\/h2>\n\n\t\t<\/div>\n\t<\/div>\n<style>.ld_cf7_69d040d03e432 input,.ld_cf7_69d040d03e432 textarea,.ld_cf7_69d040d03e432 .ui-button.ui-selectmenu-button{font-size:16px;line-height:1.5em;font-weight:400;}.ld_cf7_69d040d03e432 input[type=\"submit\"]{font-size:16px;font-weight:700;letter-spacing:1;background:rgb(139, 173, 220);color:rgb(255, 255, 255);border-color:rgba(0, 0, 0, 0);}.ld_cf7_69d040d03e432 input, .ld_cf7_69d040d03e432 select, .ld_cf7_69d040d03e432 textarea, .ld_cf7_69d040d03e432 .ui-button.ui-selectmenu-button{background:rgb(250, 250, 250);}.ld_cf7_69d040d03e432 input:focus, .ld_cf7_69d040d03e432 select:focus, .ld_cf7_69d040d03e432 textarea:focus, .ld_cf7_69d040d03e432 .ui-button.ui-selectmenu-button:hover{background:rgb(239, 239, 239);}.ld_cf7_69d040d03e432 input, .ld_cf7_69d040d03e432 select, .ld_cf7_69d040d03e432 textarea, .ld_cf7_69d040d03e432 .ui-button.ui-selectmenu-button, .ld_cf7_69d040d03e432 .wpcf7-form-control-wrap > i, .ld_cf7_69d040d03e432 .wpcf7-radio{color:rgb(51, 51, 51);}.ld_cf7_69d040d03e432 input:focus, .ld_cf7_69d040d03e432 select:focus, .ld_cf7_69d040d03e432 textarea:focus, .ld_cf7_69d040d03e432 .ui-button.ui-selectmenu-button:hover, .wpcf7-acceptance .wpcf7-list-item-label:after{color:rgb(51, 51, 51);}.ld_cf7_69d040d03e432 input[type=\"submit\"]:focus,.ld_cf7_69d040d03e432 input[type=\"submit\"]:hover{background:rgb(139, 173, 220);}.ld_cf7_69d040d03e432 input[type=\"submit\"]:hover{color:rgb(255, 255, 255);border-color:rgba(0, 0, 0, 0);}<\/style><div id=\"ld_cf7_69d040d03e432\" class=\"lqd-contact-form lqd-contact-form-inputs-sm lqd-contact-form-inputs-filled lqd-contact-form-button-sm lqd-contact-form-button-block ld_cf7_69d040d03e432 vc_custom_1702582339350\">\n\t\n<div class=\"wpcf7 no-js\" id=\"wpcf7-f2151-o2\" lang=\"en\" dir=\"ltr\" data-wpcf7-id=\"2151\">\n<div class=\"screen-reader-response\"><p role=\"status\" aria-live=\"polite\" aria-atomic=\"true\"><\/p> <ul><\/ul><\/div>\n<form action=\"\/pl\/wp-json\/wp\/v2\/posts\/13431#wpcf7-f2151-o2\" method=\"post\" class=\"wpcf7-form init\" aria-label=\"Formularz kontaktowy\" novalidate=\"novalidate\" data-status=\"init\">\n<fieldset class=\"hidden-fields-container\"><input type=\"hidden\" name=\"_wpcf7\" value=\"2151\" \/><input type=\"hidden\" name=\"_wpcf7_version\" value=\"6.1.5\" \/><input type=\"hidden\" name=\"_wpcf7_locale\" value=\"en\" \/><input type=\"hidden\" name=\"_wpcf7_unit_tag\" value=\"wpcf7-f2151-o2\" \/><input type=\"hidden\" name=\"_wpcf7_container_post\" value=\"0\" \/><input type=\"hidden\" name=\"_wpcf7_posted_data_hash\" value=\"\" \/><input type=\"hidden\" name=\"_wpcf7_recaptcha_response\" value=\"\" \/>\n<\/fieldset>\n<p><span class=\"wpcf7-form-control-wrap\" data-name=\"company-name\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-text wpcf7-validates-as-required\" aria-required=\"true\" aria-invalid=\"false\" placeholder=\"Company name*\" value=\"\" type=\"text\" name=\"company-name\" \/><\/span><span class=\"wpcf7-form-control-wrap\" data-name=\"text-902\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-text wpcf7-validates-as-required\" aria-required=\"true\" aria-invalid=\"false\" placeholder=\"Name*\" value=\"\" type=\"text\" name=\"text-902\" \/><\/span><span class=\"wpcf7-form-control-wrap\" data-name=\"email-899\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-email wpcf7-validates-as-required wpcf7-text wpcf7-validates-as-email\" aria-required=\"true\" aria-invalid=\"false\" placeholder=\"Your email*\" value=\"\" type=\"email\" name=\"email-899\" \/><\/span><span class=\"wpcf7-form-control-wrap\" data-name=\"tel-828\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-tel wpcf7-text wpcf7-validates-as-tel\" aria-invalid=\"false\" placeholder=\"Phone\" value=\"\" type=\"tel\" name=\"tel-828\" \/><\/span><span class=\"wpcf7-form-control-wrap\" data-name=\"textarea-529\"><textarea cols=\"10\" rows=\"3\" maxlength=\"2000\" class=\"wpcf7-form-control wpcf7-textarea wpcf7-validates-as-required\" aria-required=\"true\" aria-invalid=\"false\" placeholder=\"Message*\" name=\"textarea-529\"><\/textarea><\/span><input class=\"wpcf7-form-control wpcf7-submit has-spinner\" type=\"submit\" value=\"Send message\" \/>\n<\/p><div class=\"wpcf7-response-output\" aria-hidden=\"true\"><\/div>\n<\/form>\n<\/div>\n<\/div><\/div><\/div><\/div><\/div><\/div><\/section><style>@media (min-width: 992px) { .liquid-row-responsive-69d040d03e797 {padding-top:80px !important; padding-bottom:80px !important;  }  }    <\/style><section class=\"vc_row vc_custom_1712043273083 liquid-row-responsive-69d040d03e797 liquid-row-shadowbox-69d040d03e7a5\"><div class=\"ld-container container\"><div class=\"row ld-row ld-row-outer\"><div class=\"wpb_column vc_column_container vc_col-sm-12 liquid-column-69d040d03e88d\"><div class=\"vc_column-inner  \" ><div class=\"wpb_wrapper\"  ><div  class=\"lqd-simple-heading-wrap ld_simple_heading_69d040d03e8f2\">\n<h2 class=\"lqd-simple-heading\">\n\t<\/p>\n<h2>Articles<\/h2>\n<p><\/h2>\n<\/div><style>.ld_blog_69d040d03e997 .lqd-lp-row{margin-inline-start:-15px;margin-inline-end:-15px;}.ld_blog_69d040d03e997 .lqd-lp-column{padding-inline-start:15px;padding-inline-end:15px;margin-bottom:30px;}.ld_blog_69d040d03e997 .lqd-lp .lqd-lp-title{margin-top:px !important;margin-bottom:px !important;}.ld_blog_69d040d03e997 .lqd-lp .lqd-lp-title a{color:rgb(34, 34, 34);}.ld_blog_69d040d03e997 .lqd-lp:hover .lqd-lp-title a{color:rgb(34, 34, 34);}.ld_blog_69d040d03e997 .lqd-lp .lqd-lp-content-bg, .ld_blog_69d040d03e997 .lqd-lp .lqd-lp-img .lqd-overlay{background:rgba(0, 0, 0, 0.3);}<\/style><div class=\"lqd-lp-grid ld_blog_69d040d03e997 lqd-1711481130217-352addb9-deb8 \"><div class=\"lqd-lp-row row d-flex flex-wrap\"><div class=\"lqd-lp-column col-md-3 col-sm-6 food-processing-and-pharmaceutical-equipment lqd-f-1\"><article id=\"post-39202\" class=\"lqd-lp lqd-lp-style-3 pos-rel post-39202 post type-post status-publish format-standard has-post-thumbnail hentry category-food-processing-and-pharmaceutical-equipment\"><div class=\"lqd-lp-img mb-5\"><figure class=\"pos-rel overflow-hidden border-radius-5\"><img loading=\"lazy\" decoding=\"async\" width=\"700\" height=\"450\" src=\"https:\/\/nhkmachineryparts.com\/wp-content\/uploads\/2025\/01\/Next-Generation-Stainless-Steel-Comparing-420-vs-440-Stainless-Steel-tubes-and-bars-700x450.jpg\" class=\"w-100 wp-post-image\" alt=\"Next-Generation Stainless Steel Comparing 420 vs 440 Stainless Steel tubes and bars\" \/><div class=\"lqd-overlay align-items-center justify-content-center\">\n\t\t\t<div class=\"lqd-overlay lqd-overlay-bg\"><\/div><!-- \/.lqd-overlay lqd-overlay-bg -->\n\t\t\t<i class=\"lqd-icn-ess icon-md-arrow-forward\"><\/i>\n\t\t<\/div><!-- \/.lqd-overlay align-items-center justify-content-center --><\/figure><\/div><header class=\"lqd-lp-header\">\n\t<div class=\"lqd-lp-meta lqd-lp-meta-dot-between d-flex flex-wrap align-items-center font-weight-bold text-uppercase ltr-sp-1\">\n\t\t\t\t<time class=\"lqd-lp-date pos-rel z-index-2\" datetime=\"2026-03-30T14:21:23+02:00\">30. marca 2026<\/time>\t<\/div>\n\t<h2 class=\"entry-title lqd-lp-title h5 mt-3 mb-0\"><a  href=\"https:\/\/nhkmachineryparts.com\/pl\/aisi-440c-stainless-steel-vs-hardened-aisi-420\/\" rel=\"bookmark\">AISI 440C stainless steel vs hardened AISI 420<\/a><\/h2><\/header>\n<a  href=\"https:\/\/nhkmachineryparts.com\/pl\/aisi-440c-stainless-steel-vs-hardened-aisi-420\/\" class=\"lqd-lp-overlay-link lqd-overlay z-index-2\" tab-index=\"-1\"><\/a>\n<\/article><\/div><div class=\"lqd-lp-column col-md-3 col-sm-6 food-processing-and-pharmaceutical-equipment lqd-f-1\"><article id=\"post-39049\" class=\"lqd-lp lqd-lp-style-3 pos-rel post-39049 post type-post status-publish format-standard has-post-thumbnail hentry category-food-processing-and-pharmaceutical-equipment\"><div class=\"lqd-lp-img mb-5\"><figure class=\"pos-rel overflow-hidden border-radius-5\"><img loading=\"lazy\" decoding=\"async\" width=\"700\" height=\"450\" src=\"https:\/\/nhkmachineryparts.com\/wp-content\/uploads\/2024\/10\/Enhancing-Hygiene-in-Cereal-and-Grain-Processing-A-Focus-on-Hygienic-Machinery-Components-and-Sanitary-Conveyor-Parts-1-700x450.jpg\" class=\"w-100 wp-post-image\" alt=\"Enhancing Hygiene in Cereal and Grain Processing A Focus on Hygienic Machinery Components and Sanitary Conveyor Parts\" \/><div class=\"lqd-overlay align-items-center justify-content-center\">\n\t\t\t<div class=\"lqd-overlay lqd-overlay-bg\"><\/div><!-- \/.lqd-overlay lqd-overlay-bg -->\n\t\t\t<i class=\"lqd-icn-ess icon-md-arrow-forward\"><\/i>\n\t\t<\/div><!-- \/.lqd-overlay align-items-center justify-content-center --><\/figure><\/div><header class=\"lqd-lp-header\">\n\t<div class=\"lqd-lp-meta lqd-lp-meta-dot-between d-flex flex-wrap align-items-center font-weight-bold text-uppercase ltr-sp-1\">\n\t\t\t\t<time class=\"lqd-lp-date pos-rel z-index-2\" datetime=\"2026-03-22T23:28:46+02:00\">22. marca 2026<\/time>\t<\/div>\n\t<h2 class=\"entry-title lqd-lp-title h5 mt-3 mb-0\"><a  href=\"https:\/\/nhkmachineryparts.com\/pl\/3-a-ssi-authorized-standard-sanitary-conveyor-components\/\" rel=\"bookmark\">3-A SSI Authorized Standard Sanitary Conveyor Components<\/a><\/h2><\/header>\n<a  href=\"https:\/\/nhkmachineryparts.com\/pl\/3-a-ssi-authorized-standard-sanitary-conveyor-components\/\" class=\"lqd-lp-overlay-link lqd-overlay z-index-2\" tab-index=\"-1\"><\/a>\n<\/article><\/div><div class=\"lqd-lp-column col-md-3 col-sm-6 food-processing-and-pharmaceutical-equipment lqd-f-1\"><article id=\"post-39047\" class=\"lqd-lp lqd-lp-style-3 pos-rel post-39047 post type-post status-publish format-standard has-post-thumbnail hentry category-food-processing-and-pharmaceutical-equipment\"><div class=\"lqd-lp-img mb-5\"><figure class=\"pos-rel overflow-hidden border-radius-5\"><img loading=\"lazy\" decoding=\"async\" width=\"700\" height=\"450\" src=\"https:\/\/nhkmachineryparts.com\/wp-content\/uploads\/2024\/08\/NHK-5-700x450.png\" class=\"w-100 wp-post-image\" alt=\"3-A SSI Authorized Standard Components: Built for Hygienic Performance, Compliance, and Long-Term Trust\" \/><div class=\"lqd-overlay align-items-center justify-content-center\">\n\t\t\t<div class=\"lqd-overlay lqd-overlay-bg\"><\/div><!-- \/.lqd-overlay lqd-overlay-bg -->\n\t\t\t<i class=\"lqd-icn-ess icon-md-arrow-forward\"><\/i>\n\t\t<\/div><!-- \/.lqd-overlay align-items-center justify-content-center --><\/figure><\/div><header class=\"lqd-lp-header\">\n\t<div class=\"lqd-lp-meta lqd-lp-meta-dot-between d-flex flex-wrap align-items-center font-weight-bold text-uppercase ltr-sp-1\">\n\t\t\t\t<time class=\"lqd-lp-date pos-rel z-index-2\" datetime=\"2026-03-22T23:16:27+02:00\">22. marca 2026<\/time>\t<\/div>\n\t<h2 class=\"entry-title lqd-lp-title h5 mt-3 mb-0\"><a  href=\"https:\/\/nhkmachineryparts.com\/pl\/3-a-ssi-authorized-standard-components\/\" rel=\"bookmark\">3-A SSI Authorized Standard Components<\/a><\/h2><\/header>\n<a  href=\"https:\/\/nhkmachineryparts.com\/pl\/3-a-ssi-authorized-standard-components\/\" class=\"lqd-lp-overlay-link lqd-overlay z-index-2\" tab-index=\"-1\"><\/a>\n<\/article><\/div><div class=\"lqd-lp-column col-md-3 col-sm-6 food-processing-and-pharmaceutical-equipment lqd-f-1\"><article id=\"post-39043\" class=\"lqd-lp lqd-lp-style-3 pos-rel post-39043 post type-post status-publish format-standard has-post-thumbnail hentry category-food-processing-and-pharmaceutical-equipment\"><div class=\"lqd-lp-img mb-5\"><figure class=\"pos-rel overflow-hidden border-radius-5\"><img loading=\"lazy\" decoding=\"async\" width=\"700\" height=\"450\" src=\"https:\/\/nhkmachineryparts.com\/wp-content\/uploads\/2024\/08\/IP67-bearing-units--700x450.jpg\" class=\"w-100 wp-post-image\" alt=\"3-A SSI composite bearing units\" \/><div class=\"lqd-overlay align-items-center justify-content-center\">\n\t\t\t<div class=\"lqd-overlay lqd-overlay-bg\"><\/div><!-- \/.lqd-overlay lqd-overlay-bg -->\n\t\t\t<i class=\"lqd-icn-ess icon-md-arrow-forward\"><\/i>\n\t\t<\/div><!-- \/.lqd-overlay align-items-center justify-content-center --><\/figure><\/div><header class=\"lqd-lp-header\">\n\t<div class=\"lqd-lp-meta lqd-lp-meta-dot-between d-flex flex-wrap align-items-center font-weight-bold text-uppercase ltr-sp-1\">\n\t\t\t\t<time class=\"lqd-lp-date pos-rel z-index-2\" datetime=\"2026-03-22T23:03:44+02:00\">22. marca 2026<\/time>\t<\/div>\n\t<h2 class=\"entry-title lqd-lp-title h5 mt-3 mb-0\"><a  href=\"https:\/\/nhkmachineryparts.com\/pl\/3-a-ssi-ip69k-block-bearing-units\/\" rel=\"bookmark\">3-A SSI IP69K Block Bearing Units<\/a><\/h2><\/header>\n<a  href=\"https:\/\/nhkmachineryparts.com\/pl\/3-a-ssi-ip69k-block-bearing-units\/\" class=\"lqd-lp-overlay-link lqd-overlay z-index-2\" tab-index=\"-1\"><\/a>\n<\/article><\/div><div class=\"lqd-lp-column col-md-3 col-sm-6 food-processing-and-pharmaceutical-equipment lqd-f-1\"><article id=\"post-37980\" class=\"lqd-lp lqd-lp-style-3 pos-rel post-37980 post type-post status-publish format-standard has-post-thumbnail hentry category-food-processing-and-pharmaceutical-equipment\"><div class=\"lqd-lp-img mb-5\"><figure class=\"pos-rel overflow-hidden border-radius-5\"><img loading=\"lazy\" decoding=\"async\" width=\"700\" height=\"450\" src=\"https:\/\/nhkmachineryparts.com\/wp-content\/uploads\/2026\/01\/Pillow-Block-vs-Flange-Bearing-comparison-700x450.jpg\" class=\"w-100 wp-post-image\" alt=\"Pillow Block vs Flange Bearing comparison\" \/><div class=\"lqd-overlay align-items-center justify-content-center\">\n\t\t\t<div class=\"lqd-overlay lqd-overlay-bg\"><\/div><!-- \/.lqd-overlay lqd-overlay-bg -->\n\t\t\t<i class=\"lqd-icn-ess icon-md-arrow-forward\"><\/i>\n\t\t<\/div><!-- \/.lqd-overlay align-items-center justify-content-center --><\/figure><\/div><header class=\"lqd-lp-header\">\n\t<div class=\"lqd-lp-meta lqd-lp-meta-dot-between d-flex flex-wrap align-items-center font-weight-bold text-uppercase ltr-sp-1\">\n\t\t\t\t<time class=\"lqd-lp-date pos-rel z-index-2\" datetime=\"2026-01-10T19:24:04+02:00\">10. stycznia 2026<\/time>\t<\/div>\n\t<h2 class=\"entry-title lqd-lp-title h5 mt-3 mb-0\"><a  href=\"https:\/\/nhkmachineryparts.com\/pl\/pillow-block-vs-flange-bearing-comparison\/\" rel=\"bookmark\">Pillow Block vs Flange Bearing Comparison<\/a><\/h2><\/header>\n<a  href=\"https:\/\/nhkmachineryparts.com\/pl\/pillow-block-vs-flange-bearing-comparison\/\" class=\"lqd-lp-overlay-link lqd-overlay z-index-2\" tab-index=\"-1\"><\/a>\n<\/article><\/div><div class=\"lqd-lp-column col-md-3 col-sm-6 food-processing-and-pharmaceutical-equipment lqd-f-1\"><article id=\"post-37961\" class=\"lqd-lp lqd-lp-style-3 pos-rel post-37961 post type-post status-publish format-standard has-post-thumbnail hentry category-food-processing-and-pharmaceutical-equipment\"><div class=\"lqd-lp-img mb-5\"><figure class=\"pos-rel overflow-hidden border-radius-5\"><img loading=\"lazy\" decoding=\"async\" width=\"700\" height=\"450\" src=\"https:\/\/nhkmachineryparts.com\/wp-content\/uploads\/2026\/01\/Pillow-block-vs-flange-bearing-explained-700x450.jpg\" class=\"w-100 wp-post-image\" alt=\"Pillow block vs flange bearing explained\" \/><div class=\"lqd-overlay align-items-center justify-content-center\">\n\t\t\t<div class=\"lqd-overlay lqd-overlay-bg\"><\/div><!-- \/.lqd-overlay lqd-overlay-bg -->\n\t\t\t<i class=\"lqd-icn-ess icon-md-arrow-forward\"><\/i>\n\t\t<\/div><!-- \/.lqd-overlay align-items-center justify-content-center --><\/figure><\/div><header class=\"lqd-lp-header\">\n\t<div class=\"lqd-lp-meta lqd-lp-meta-dot-between d-flex flex-wrap align-items-center font-weight-bold text-uppercase ltr-sp-1\">\n\t\t\t\t<time class=\"lqd-lp-date pos-rel z-index-2\" datetime=\"2026-01-10T17:12:36+02:00\">10. stycznia 2026<\/time>\t<\/div>\n\t<h2 class=\"entry-title lqd-lp-title h5 mt-3 mb-0\"><a  href=\"https:\/\/nhkmachineryparts.com\/pl\/pillow-block-vs-flange-bearing-explained\/\" rel=\"bookmark\">Pillow block vs flange bearing explained<\/a><\/h2><\/header>\n<a  href=\"https:\/\/nhkmachineryparts.com\/pl\/pillow-block-vs-flange-bearing-explained\/\" class=\"lqd-lp-overlay-link lqd-overlay z-index-2\" tab-index=\"-1\"><\/a>\n<\/article><\/div><div class=\"lqd-lp-column col-md-3 col-sm-6 food-processing-and-pharmaceutical-equipment lqd-f-1\"><article id=\"post-35848\" class=\"lqd-lp lqd-lp-style-3 pos-rel post-35848 post type-post status-publish format-standard has-post-thumbnail hentry category-food-processing-and-pharmaceutical-equipment\"><div class=\"lqd-lp-img mb-5\"><figure class=\"pos-rel overflow-hidden border-radius-5\"><img loading=\"lazy\" decoding=\"async\" width=\"700\" height=\"450\" src=\"https:\/\/nhkmachineryparts.com\/wp-content\/uploads\/2025\/02\/Top-Quality-EHEDG-Certified-Components-Unmatched-Quality-and-Innovation-700x450.jpg\" class=\"w-100 wp-post-image\" alt=\"Top Quality EHEDG Certified Components Unmatched Quality and Innovation\" \/><div class=\"lqd-overlay align-items-center justify-content-center\">\n\t\t\t<div class=\"lqd-overlay lqd-overlay-bg\"><\/div><!-- \/.lqd-overlay lqd-overlay-bg -->\n\t\t\t<i class=\"lqd-icn-ess icon-md-arrow-forward\"><\/i>\n\t\t<\/div><!-- \/.lqd-overlay align-items-center justify-content-center --><\/figure><\/div><header class=\"lqd-lp-header\">\n\t<div class=\"lqd-lp-meta lqd-lp-meta-dot-between d-flex flex-wrap align-items-center font-weight-bold text-uppercase ltr-sp-1\">\n\t\t\t\t<time class=\"lqd-lp-date pos-rel z-index-2\" datetime=\"2025-10-17T09:57:17+02:00\">17. pa\u017adziernika 2025<\/time>\t<\/div>\n\t<h2 class=\"entry-title lqd-lp-title h5 mt-3 mb-0\"><a  href=\"https:\/\/nhkmachineryparts.com\/pl\/hygienic-design-of-equipment-in-food-processing-2\/\" rel=\"bookmark\">Hygienic Design of Equipment in Food Processing<\/a><\/h2><\/header>\n<a  href=\"https:\/\/nhkmachineryparts.com\/pl\/hygienic-design-of-equipment-in-food-processing-2\/\" class=\"lqd-lp-overlay-link lqd-overlay z-index-2\" tab-index=\"-1\"><\/a>\n<\/article><\/div><div class=\"lqd-lp-column col-md-3 col-sm-6 food-processing-and-pharmaceutical-equipment lqd-f-1\"><article id=\"post-35536\" class=\"lqd-lp lqd-lp-style-3 pos-rel post-35536 post type-post status-publish format-standard has-post-thumbnail hentry category-food-processing-and-pharmaceutical-equipment tag-certified-components\"><div class=\"lqd-lp-img mb-5\"><figure class=\"pos-rel overflow-hidden border-radius-5\"><img loading=\"lazy\" decoding=\"async\" width=\"700\" height=\"450\" src=\"https:\/\/nhkmachineryparts.com\/wp-content\/uploads\/2025\/09\/NHK-9-700x450.png\" class=\"w-100 wp-post-image\" alt=\"Components for packaging machinery\" \/><div class=\"lqd-overlay align-items-center justify-content-center\">\n\t\t\t<div class=\"lqd-overlay lqd-overlay-bg\"><\/div><!-- \/.lqd-overlay lqd-overlay-bg -->\n\t\t\t<i class=\"lqd-icn-ess icon-md-arrow-forward\"><\/i>\n\t\t<\/div><!-- \/.lqd-overlay align-items-center justify-content-center --><\/figure><\/div><header class=\"lqd-lp-header\">\n\t<div class=\"lqd-lp-meta lqd-lp-meta-dot-between d-flex flex-wrap align-items-center font-weight-bold text-uppercase ltr-sp-1\">\n\t\t\t\t<time class=\"lqd-lp-date pos-rel z-index-2\" datetime=\"2025-09-21T19:50:32+02:00\">21. wrze\u015bnia 2025<\/time>\t<\/div>\n\t<h2 class=\"entry-title lqd-lp-title h5 mt-3 mb-0\"><a  href=\"https:\/\/nhkmachineryparts.com\/pl\/components-for-packaging-machinery\/\" rel=\"bookmark\">The True Cost of Downtime: Are Your Packaging Machine Components a Ticking Time Bomb?<\/a><\/h2><\/header>\n<a  href=\"https:\/\/nhkmachineryparts.com\/pl\/components-for-packaging-machinery\/\" class=\"lqd-lp-overlay-link lqd-overlay z-index-2\" tab-index=\"-1\"><\/a>\n<\/article><\/div><div class=\"lqd-lp-column col-md-3 col-sm-6 food-processing-and-pharmaceutical-equipment lqd-f-1\"><article id=\"post-35531\" class=\"lqd-lp lqd-lp-style-3 pos-rel post-35531 post type-post status-publish format-standard has-post-thumbnail hentry category-food-processing-and-pharmaceutical-equipment tag-certified-components\"><div class=\"lqd-lp-img mb-5\"><figure class=\"pos-rel overflow-hidden border-radius-5\"><img loading=\"lazy\" decoding=\"async\" width=\"700\" height=\"450\" src=\"https:\/\/nhkmachineryparts.com\/wp-content\/uploads\/2025\/09\/NHK-8-700x450.png\" class=\"w-100 wp-post-image\" alt=\"Hygienic components for liquid processing\" \/><div class=\"lqd-overlay align-items-center justify-content-center\">\n\t\t\t<div class=\"lqd-overlay lqd-overlay-bg\"><\/div><!-- \/.lqd-overlay lqd-overlay-bg -->\n\t\t\t<i class=\"lqd-icn-ess icon-md-arrow-forward\"><\/i>\n\t\t<\/div><!-- \/.lqd-overlay align-items-center justify-content-center --><\/figure><\/div><header class=\"lqd-lp-header\">\n\t<div class=\"lqd-lp-meta lqd-lp-meta-dot-between d-flex flex-wrap align-items-center font-weight-bold text-uppercase ltr-sp-1\">\n\t\t\t\t<time class=\"lqd-lp-date pos-rel z-index-2\" datetime=\"2025-09-21T17:57:26+02:00\">21. wrze\u015bnia 2025<\/time>\t<\/div>\n\t<h2 class=\"entry-title lqd-lp-title h5 mt-3 mb-0\"><a  href=\"https:\/\/nhkmachineryparts.com\/pl\/hygienic-components-liquid-processing\/\" rel=\"bookmark\">Liquid Processing Equipment: Hidden Contamination Sources in Machine Components<\/a><\/h2><\/header>\n<a  href=\"https:\/\/nhkmachineryparts.com\/pl\/hygienic-components-liquid-processing\/\" class=\"lqd-lp-overlay-link lqd-overlay z-index-2\" tab-index=\"-1\"><\/a>\n<\/article><\/div><div class=\"lqd-lp-column col-md-3 col-sm-6 food-processing-and-pharmaceutical-equipment lqd-f-1\"><article id=\"post-35524\" class=\"lqd-lp lqd-lp-style-3 pos-rel post-35524 post type-post status-publish format-standard has-post-thumbnail hentry category-food-processing-and-pharmaceutical-equipment tag-certified-components\"><div class=\"lqd-lp-img mb-5\"><figure class=\"pos-rel overflow-hidden border-radius-5\"><img loading=\"lazy\" decoding=\"async\" width=\"700\" height=\"450\" src=\"https:\/\/nhkmachineryparts.com\/wp-content\/uploads\/2025\/09\/NHK-7-1-700x450.png\" class=\"w-100 wp-post-image\" alt=\"Hygienic components for food preserving\" \/><div class=\"lqd-overlay align-items-center justify-content-center\">\n\t\t\t<div class=\"lqd-overlay lqd-overlay-bg\"><\/div><!-- \/.lqd-overlay lqd-overlay-bg -->\n\t\t\t<i class=\"lqd-icn-ess icon-md-arrow-forward\"><\/i>\n\t\t<\/div><!-- \/.lqd-overlay align-items-center justify-content-center --><\/figure><\/div><header class=\"lqd-lp-header\">\n\t<div class=\"lqd-lp-meta lqd-lp-meta-dot-between d-flex flex-wrap align-items-center font-weight-bold text-uppercase ltr-sp-1\">\n\t\t\t\t<time class=\"lqd-lp-date pos-rel z-index-2\" datetime=\"2025-09-21T17:10:33+02:00\">21. wrze\u015bnia 2025<\/time>\t<\/div>\n\t<h2 class=\"entry-title lqd-lp-title h5 mt-3 mb-0\"><a  href=\"https:\/\/nhkmachineryparts.com\/pl\/hygienic-components-food-preserving\/\" rel=\"bookmark\">The Unseen Corrosive Threat in Food Preserving: Are Your Machine Components Failing Silently?<\/a><\/h2><\/header>\n<a  href=\"https:\/\/nhkmachineryparts.com\/pl\/hygienic-components-food-preserving\/\" class=\"lqd-lp-overlay-link lqd-overlay z-index-2\" tab-index=\"-1\"><\/a>\n<\/article><\/div><div class=\"lqd-lp-column col-md-3 col-sm-6 food-processing-and-pharmaceutical-equipment lqd-f-1\"><article id=\"post-35519\" class=\"lqd-lp lqd-lp-style-3 pos-rel post-35519 post type-post status-publish format-standard has-post-thumbnail hentry category-food-processing-and-pharmaceutical-equipment tag-certified-components\"><div class=\"lqd-lp-img mb-5\"><figure class=\"pos-rel overflow-hidden border-radius-5\"><img loading=\"lazy\" decoding=\"async\" width=\"700\" height=\"450\" src=\"https:\/\/nhkmachineryparts.com\/wp-content\/uploads\/2025\/09\/NHK-10-700x450.png\" class=\"w-100 wp-post-image\" alt=\"Hygienic components for bakeries\" \/><div class=\"lqd-overlay align-items-center justify-content-center\">\n\t\t\t<div class=\"lqd-overlay lqd-overlay-bg\"><\/div><!-- \/.lqd-overlay lqd-overlay-bg -->\n\t\t\t<i class=\"lqd-icn-ess icon-md-arrow-forward\"><\/i>\n\t\t<\/div><!-- \/.lqd-overlay align-items-center justify-content-center --><\/figure><\/div><header class=\"lqd-lp-header\">\n\t<div class=\"lqd-lp-meta lqd-lp-meta-dot-between d-flex flex-wrap align-items-center font-weight-bold text-uppercase ltr-sp-1\">\n\t\t\t\t<time class=\"lqd-lp-date pos-rel z-index-2\" datetime=\"2025-09-21T15:30:53+02:00\">21. wrze\u015bnia 2025<\/time>\t<\/div>\n\t<h2 class=\"entry-title lqd-lp-title h5 mt-3 mb-0\"><a  href=\"https:\/\/nhkmachineryparts.com\/pl\/hygienic-components-bakery-dough-production\/\" rel=\"bookmark\">The Hidden Contamination Risk in Your Bakery: Are Your Machine Components Sabotaging Your Hygiene Standards?<\/a><\/h2><\/header>\n<a  href=\"https:\/\/nhkmachineryparts.com\/pl\/hygienic-components-bakery-dough-production\/\" class=\"lqd-lp-overlay-link lqd-overlay z-index-2\" tab-index=\"-1\"><\/a>\n<\/article><\/div><div class=\"lqd-lp-column col-md-3 col-sm-6 food-processing-and-pharmaceutical-equipment lqd-f-1\"><article id=\"post-35514\" class=\"lqd-lp lqd-lp-style-3 pos-rel post-35514 post type-post status-publish format-standard has-post-thumbnail hentry category-food-processing-and-pharmaceutical-equipment tag-certified-components\"><div class=\"lqd-lp-img mb-5\"><figure class=\"pos-rel overflow-hidden border-radius-5\"><img loading=\"lazy\" decoding=\"async\" width=\"700\" height=\"450\" src=\"https:\/\/nhkmachineryparts.com\/wp-content\/uploads\/2025\/09\/NHK-4-1-700x450.png\" class=\"w-100 wp-post-image\" alt=\"Hygienic components for dairy industry\" \/><div class=\"lqd-overlay align-items-center justify-content-center\">\n\t\t\t<div class=\"lqd-overlay lqd-overlay-bg\"><\/div><!-- \/.lqd-overlay lqd-overlay-bg -->\n\t\t\t<i class=\"lqd-icn-ess icon-md-arrow-forward\"><\/i>\n\t\t<\/div><!-- \/.lqd-overlay align-items-center justify-content-center --><\/figure><\/div><header class=\"lqd-lp-header\">\n\t<div class=\"lqd-lp-meta lqd-lp-meta-dot-between d-flex flex-wrap align-items-center font-weight-bold text-uppercase ltr-sp-1\">\n\t\t\t\t<time class=\"lqd-lp-date pos-rel z-index-2\" datetime=\"2025-09-21T14:51:41+02:00\">21. wrze\u015bnia 2025<\/time>\t<\/div>\n\t<h2 class=\"entry-title lqd-lp-title h5 mt-3 mb-0\"><a  href=\"https:\/\/nhkmachineryparts.com\/pl\/hygienic-components-dairy-industry\/\" rel=\"bookmark\">The Unseen Threat in Your Dairy: Are Your Machine Components Compromising Food Safety?<\/a><\/h2><\/header>\n<a  href=\"https:\/\/nhkmachineryparts.com\/pl\/hygienic-components-dairy-industry\/\" class=\"lqd-lp-overlay-link lqd-overlay z-index-2\" tab-index=\"-1\"><\/a>\n<\/article><\/div><\/div><!--\/ .row --><\/div><!--\/ .lqd-lp-grid --><\/div><\/div><\/div><\/div><\/div><\/section>\n","protected":false},"excerpt":{"rendered":"In the dairy industry, there is zero tolerance for error when it comes to hygiene. Your facility is a high-stakes environment where maintaining the absolute purity of your products\u2014from milk and cheese to yogurt and ice cream\u2014is the cornerstone of your brand. However, from our extensive experience at\u00a0NHK Group, we know that even the most [...]","protected":false},"author":3,"featured_media":13432,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-13431","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-food-processing-and-pharmaceutical-equipment"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Technical Insights: Next-Generation Stainless Steel 420 vs. 440<\/title>\n<meta name=\"description\" content=\"Stainless steel is a go-to material across industries for its strength, durability, and corrosion resistance.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/nhkmachineryparts.com\/pl\/informacje-techniczne-stal-nierdzewna-nowej-generacji-420-vs-440\/\" \/>\n<meta property=\"og:locale\" content=\"pl_PL\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Technical Insights: Next-Generation Stainless Steel 420 vs. 440\" \/>\n<meta property=\"og:description\" content=\"Stainless steel is a go-to material across industries for its strength, durability, and corrosion resistance.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/nhkmachineryparts.com\/pl\/informacje-techniczne-stal-nierdzewna-nowej-generacji-420-vs-440\/\" \/>\n<meta property=\"og:site_name\" content=\"NHK Machinery Parts\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/NHK.Group.aps\" \/>\n<meta property=\"article:published_time\" content=\"2025-01-11T11:27:35+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-10-16T14:07:34+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/nhkmachineryparts.com\/wp-content\/uploads\/2025\/01\/Next-Generation-Stainless-Steel-Technical-Comparison-of-420-vs.-440-for-Industrial-Excellence.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"600\" \/>\n\t<meta property=\"og:image:height\" content=\"600\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Henning Dahl Nielsen\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Napisane przez\" \/>\n\t<meta name=\"twitter:data1\" content=\"Henning Dahl Nielsen\" \/>\n\t<meta name=\"twitter:label2\" content=\"Szacowany czas czytania\" \/>\n\t<meta name=\"twitter:data2\" content=\"6 minut\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/nhkmachineryparts.com\/technical-insights-next-generation-stainless-steel-420-vs-440\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/nhkmachineryparts.com\/technical-insights-next-generation-stainless-steel-420-vs-440\/\"},\"author\":{\"name\":\"Henning Dahl Nielsen\",\"@id\":\"https:\/\/nhkmachineryparts.com\/#\/schema\/person\/2be751301df40331f1037689f7555e43\"},\"headline\":\"Technical Insights: Next-Generation Stainless Steel 420 vs. 440\",\"datePublished\":\"2025-01-11T11:27:35+00:00\",\"dateModified\":\"2025-10-16T14:07:34+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/nhkmachineryparts.com\/technical-insights-next-generation-stainless-steel-420-vs-440\/\"},\"wordCount\":1346,\"publisher\":{\"@id\":\"https:\/\/nhkmachineryparts.com\/#organization\"},\"image\":{\"@id\":\"https:\/\/nhkmachineryparts.com\/technical-insights-next-generation-stainless-steel-420-vs-440\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/nhkmachineryparts.com\/wp-content\/uploads\/2025\/01\/Next-Generation-Stainless-Steel-Technical-Comparison-of-420-vs.-440-for-Industrial-Excellence.jpg\",\"articleSection\":[\"Food processing and pharmaceutical equipment\"],\"inLanguage\":\"pl-PL\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/nhkmachineryparts.com\/technical-insights-next-generation-stainless-steel-420-vs-440\/\",\"url\":\"https:\/\/nhkmachineryparts.com\/technical-insights-next-generation-stainless-steel-420-vs-440\/\",\"name\":\"Technical Insights: Next-Generation Stainless Steel 420 vs. 440\",\"isPartOf\":{\"@id\":\"https:\/\/nhkmachineryparts.com\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/nhkmachineryparts.com\/technical-insights-next-generation-stainless-steel-420-vs-440\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/nhkmachineryparts.com\/technical-insights-next-generation-stainless-steel-420-vs-440\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/nhkmachineryparts.com\/wp-content\/uploads\/2025\/01\/Next-Generation-Stainless-Steel-Technical-Comparison-of-420-vs.-440-for-Industrial-Excellence.jpg\",\"datePublished\":\"2025-01-11T11:27:35+00:00\",\"dateModified\":\"2025-10-16T14:07:34+00:00\",\"description\":\"Stainless steel is a go-to material across industries for its strength, durability, and corrosion resistance.\",\"breadcrumb\":{\"@id\":\"https:\/\/nhkmachineryparts.com\/technical-insights-next-generation-stainless-steel-420-vs-440\/#breadcrumb\"},\"inLanguage\":\"pl-PL\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/nhkmachineryparts.com\/technical-insights-next-generation-stainless-steel-420-vs-440\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"pl-PL\",\"@id\":\"https:\/\/nhkmachineryparts.com\/technical-insights-next-generation-stainless-steel-420-vs-440\/#primaryimage\",\"url\":\"https:\/\/nhkmachineryparts.com\/wp-content\/uploads\/2025\/01\/Next-Generation-Stainless-Steel-Technical-Comparison-of-420-vs.-440-for-Industrial-Excellence.jpg\",\"contentUrl\":\"https:\/\/nhkmachineryparts.com\/wp-content\/uploads\/2025\/01\/Next-Generation-Stainless-Steel-Technical-Comparison-of-420-vs.-440-for-Industrial-Excellence.jpg\",\"width\":600,\"height\":600,\"caption\":\"Next-Generation Stainless Steel Technical Comparison of 420 vs. 440 for Industrial Excellence\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/nhkmachineryparts.com\/technical-insights-next-generation-stainless-steel-420-vs-440\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/nhkmachineryparts.com\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Technical Insights: Next-Generation Stainless Steel 420 vs. 440\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/nhkmachineryparts.com\/#website\",\"url\":\"https:\/\/nhkmachineryparts.com\/\",\"name\":\"NHK Machinery Parts\",\"description\":\"Bearing Houses, seismic levelling feet and levelling castors\",\"publisher\":{\"@id\":\"https:\/\/nhkmachineryparts.com\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/nhkmachineryparts.com\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"pl-PL\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/nhkmachineryparts.com\/#organization\",\"name\":\"Nhk Group ApS\",\"url\":\"https:\/\/nhkmachineryparts.com\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"pl-PL\",\"@id\":\"https:\/\/nhkmachineryparts.com\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/nhkmachineryparts.com\/wp-content\/uploads\/2022\/09\/NHKgroup_social.jpg\",\"contentUrl\":\"https:\/\/nhkmachineryparts.com\/wp-content\/uploads\/2022\/09\/NHKgroup_social.jpg\",\"width\":1200,\"height\":630,\"caption\":\"Nhk Group ApS\"},\"image\":{\"@id\":\"https:\/\/nhkmachineryparts.com\/#\/schema\/logo\/image\/\"},\"sameAs\":[\"https:\/\/www.facebook.com\/NHK.Group.aps\"]},{\"@type\":\"Person\",\"@id\":\"https:\/\/nhkmachineryparts.com\/#\/schema\/person\/2be751301df40331f1037689f7555e43\",\"name\":\"Henning Dahl Nielsen\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"pl-PL\",\"@id\":\"https:\/\/secure.gravatar.com\/avatar\/6e9d2f10cc38dcc8896262c798b4a3aba154420ea1d9e5175fbfe7e718528d8d?s=96&d=mm&r=g\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/6e9d2f10cc38dcc8896262c798b4a3aba154420ea1d9e5175fbfe7e718528d8d?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/6e9d2f10cc38dcc8896262c798b4a3aba154420ea1d9e5175fbfe7e718528d8d?s=96&d=mm&r=g\",\"caption\":\"Henning Dahl Nielsen\"}}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Wgl\u0105d techniczny: stal nierdzewna nowej generacji 420 kontra 440","description":"Stal nierdzewna jest popularnym materia\u0142em w wielu bran\u017cach ze wzgl\u0119du na swoj\u0105 wytrzyma\u0142o\u015b\u0107, trwa\u0142o\u015b\u0107 i odporno\u015b\u0107 na korozj\u0119.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/nhkmachineryparts.com\/pl\/informacje-techniczne-stal-nierdzewna-nowej-generacji-420-vs-440\/","og_locale":"pl_PL","og_type":"article","og_title":"Technical Insights: Next-Generation Stainless Steel 420 vs. 440","og_description":"Stainless steel is a go-to material across industries for its strength, durability, and corrosion resistance.","og_url":"https:\/\/nhkmachineryparts.com\/pl\/informacje-techniczne-stal-nierdzewna-nowej-generacji-420-vs-440\/","og_site_name":"NHK Machinery Parts","article_publisher":"https:\/\/www.facebook.com\/NHK.Group.aps","article_published_time":"2025-01-11T11:27:35+00:00","article_modified_time":"2025-10-16T14:07:34+00:00","og_image":[{"width":600,"height":600,"url":"https:\/\/nhkmachineryparts.com\/wp-content\/uploads\/2025\/01\/Next-Generation-Stainless-Steel-Technical-Comparison-of-420-vs.-440-for-Industrial-Excellence.jpg","type":"image\/jpeg"}],"author":"Henning Dahl Nielsen","twitter_card":"summary_large_image","twitter_misc":{"Napisane przez":"Henning Dahl Nielsen","Szacowany czas czytania":"6 minut"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/nhkmachineryparts.com\/technical-insights-next-generation-stainless-steel-420-vs-440\/#article","isPartOf":{"@id":"https:\/\/nhkmachineryparts.com\/technical-insights-next-generation-stainless-steel-420-vs-440\/"},"author":{"name":"Henning Dahl Nielsen","@id":"https:\/\/nhkmachineryparts.com\/#\/schema\/person\/2be751301df40331f1037689f7555e43"},"headline":"Technical Insights: Next-Generation Stainless Steel 420 vs. 440","datePublished":"2025-01-11T11:27:35+00:00","dateModified":"2025-10-16T14:07:34+00:00","mainEntityOfPage":{"@id":"https:\/\/nhkmachineryparts.com\/technical-insights-next-generation-stainless-steel-420-vs-440\/"},"wordCount":1346,"publisher":{"@id":"https:\/\/nhkmachineryparts.com\/#organization"},"image":{"@id":"https:\/\/nhkmachineryparts.com\/technical-insights-next-generation-stainless-steel-420-vs-440\/#primaryimage"},"thumbnailUrl":"https:\/\/nhkmachineryparts.com\/wp-content\/uploads\/2025\/01\/Next-Generation-Stainless-Steel-Technical-Comparison-of-420-vs.-440-for-Industrial-Excellence.jpg","articleSection":["Food processing and pharmaceutical equipment"],"inLanguage":"pl-PL"},{"@type":"WebPage","@id":"https:\/\/nhkmachineryparts.com\/technical-insights-next-generation-stainless-steel-420-vs-440\/","url":"https:\/\/nhkmachineryparts.com\/technical-insights-next-generation-stainless-steel-420-vs-440\/","name":"Wgl\u0105d techniczny: stal nierdzewna nowej generacji 420 kontra 440","isPartOf":{"@id":"https:\/\/nhkmachineryparts.com\/#website"},"primaryImageOfPage":{"@id":"https:\/\/nhkmachineryparts.com\/technical-insights-next-generation-stainless-steel-420-vs-440\/#primaryimage"},"image":{"@id":"https:\/\/nhkmachineryparts.com\/technical-insights-next-generation-stainless-steel-420-vs-440\/#primaryimage"},"thumbnailUrl":"https:\/\/nhkmachineryparts.com\/wp-content\/uploads\/2025\/01\/Next-Generation-Stainless-Steel-Technical-Comparison-of-420-vs.-440-for-Industrial-Excellence.jpg","datePublished":"2025-01-11T11:27:35+00:00","dateModified":"2025-10-16T14:07:34+00:00","description":"Stal nierdzewna jest popularnym materia\u0142em w wielu bran\u017cach ze wzgl\u0119du na swoj\u0105 wytrzyma\u0142o\u015b\u0107, trwa\u0142o\u015b\u0107 i odporno\u015b\u0107 na korozj\u0119.","breadcrumb":{"@id":"https:\/\/nhkmachineryparts.com\/technical-insights-next-generation-stainless-steel-420-vs-440\/#breadcrumb"},"inLanguage":"pl-PL","potentialAction":[{"@type":"ReadAction","target":["https:\/\/nhkmachineryparts.com\/technical-insights-next-generation-stainless-steel-420-vs-440\/"]}]},{"@type":"ImageObject","inLanguage":"pl-PL","@id":"https:\/\/nhkmachineryparts.com\/technical-insights-next-generation-stainless-steel-420-vs-440\/#primaryimage","url":"https:\/\/nhkmachineryparts.com\/wp-content\/uploads\/2025\/01\/Next-Generation-Stainless-Steel-Technical-Comparison-of-420-vs.-440-for-Industrial-Excellence.jpg","contentUrl":"https:\/\/nhkmachineryparts.com\/wp-content\/uploads\/2025\/01\/Next-Generation-Stainless-Steel-Technical-Comparison-of-420-vs.-440-for-Industrial-Excellence.jpg","width":600,"height":600,"caption":"Next-Generation Stainless Steel Technical Comparison of 420 vs. 440 for Industrial Excellence"},{"@type":"BreadcrumbList","@id":"https:\/\/nhkmachineryparts.com\/technical-insights-next-generation-stainless-steel-420-vs-440\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/nhkmachineryparts.com\/"},{"@type":"ListItem","position":2,"name":"Technical Insights: Next-Generation Stainless Steel 420 vs. 440"}]},{"@type":"WebSite","@id":"https:\/\/nhkmachineryparts.com\/#website","url":"https:\/\/nhkmachineryparts.com\/","name":"Cz\u0119\u015bci maszyn NHK","description":"Obudowy \u0142o\u017cyskowe, sejsmiczne stopy poziomuj\u0105ce i k\u00f3\u0142ka poziomuj\u0105ce","publisher":{"@id":"https:\/\/nhkmachineryparts.com\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/nhkmachineryparts.com\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"pl-PL"},{"@type":"Organization","@id":"https:\/\/nhkmachineryparts.com\/#organization","name":"ApS Grupy Nhk","url":"https:\/\/nhkmachineryparts.com\/","logo":{"@type":"ImageObject","inLanguage":"pl-PL","@id":"https:\/\/nhkmachineryparts.com\/#\/schema\/logo\/image\/","url":"https:\/\/nhkmachineryparts.com\/wp-content\/uploads\/2022\/09\/NHKgroup_social.jpg","contentUrl":"https:\/\/nhkmachineryparts.com\/wp-content\/uploads\/2022\/09\/NHKgroup_social.jpg","width":1200,"height":630,"caption":"Nhk Group ApS"},"image":{"@id":"https:\/\/nhkmachineryparts.com\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/NHK.Group.aps"]},{"@type":"Person","@id":"https:\/\/nhkmachineryparts.com\/#\/schema\/person\/2be751301df40331f1037689f7555e43","name":"Henninga Dahla Nielsena","image":{"@type":"ImageObject","inLanguage":"pl-PL","@id":"https:\/\/secure.gravatar.com\/avatar\/6e9d2f10cc38dcc8896262c798b4a3aba154420ea1d9e5175fbfe7e718528d8d?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/6e9d2f10cc38dcc8896262c798b4a3aba154420ea1d9e5175fbfe7e718528d8d?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/6e9d2f10cc38dcc8896262c798b4a3aba154420ea1d9e5175fbfe7e718528d8d?s=96&d=mm&r=g","caption":"Henning Dahl Nielsen"}}]}},"_links":{"self":[{"href":"https:\/\/nhkmachineryparts.com\/pl\/wp-json\/wp\/v2\/posts\/13431","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/nhkmachineryparts.com\/pl\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/nhkmachineryparts.com\/pl\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/nhkmachineryparts.com\/pl\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/nhkmachineryparts.com\/pl\/wp-json\/wp\/v2\/comments?post=13431"}],"version-history":[{"count":1,"href":"https:\/\/nhkmachineryparts.com\/pl\/wp-json\/wp\/v2\/posts\/13431\/revisions"}],"predecessor-version":[{"id":13433,"href":"https:\/\/nhkmachineryparts.com\/pl\/wp-json\/wp\/v2\/posts\/13431\/revisions\/13433"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/nhkmachineryparts.com\/pl\/wp-json\/wp\/v2\/media\/13432"}],"wp:attachment":[{"href":"https:\/\/nhkmachineryparts.com\/pl\/wp-json\/wp\/v2\/media?parent=13431"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nhkmachineryparts.com\/pl\/wp-json\/wp\/v2\/categories?post=13431"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nhkmachineryparts.com\/pl\/wp-json\/wp\/v2\/tags?post=13431"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}