{"id":4580,"date":"2025-09-05T02:50:13","date_gmt":"2025-09-05T02:50:13","guid":{"rendered":"https:\/\/ubormetal.com\/?post_type=product&#038;p=4580"},"modified":"2025-09-05T02:50:13","modified_gmt":"2025-09-05T02:50:13","slug":"stainless-steel-flat-bar","status":"publish","type":"product","link":"https:\/\/ubormetal.com\/zh\/product\/stainless-steel-flat-bar\/","title":{"rendered":"Stainless Steel Flat Bar"},"content":{"rendered":"<h2 class=\"header-vfC6AV auto-hide-last-sibling-br\">I. Excellent Corrosion Resistance (Core Material Advantage)<\/h2>\n<div class=\"auto-hide-last-sibling-br paragraph-JOTKXA paragraph-element br-paragraph-space\">The primary strength of stainless steel flat bar stems from its\u00a0chromium (Cr) content\u00a0(typically \u226510.5%). Chromium reacts with oxygen to form a dense, stable\u00a0chromium oxide (Cr\u2082O\u2083) passive film\u00a0on the surface, which effectively blocks corrosive media (air, water, acids, alkalis) from attacking the underlying steel. Specific performance includes:<\/div>\n<ul class=\"auto-hide-last-sibling-br list-paddingleft-2\">\n<li>Resistance to general environmental corrosion: Maintains rust-free performance in atmospheric, freshwater (tap water, rainwater) environments for long periods. Ideal for outdoor construction components (e.g., guardrails, brackets) and indoor decorative parts.<\/li>\n<li>Enhanced resistance to specific media (grade-dependent):\n<ul class=\"auto-hide-last-sibling-br list-paddingleft-2\">\n<li>304 stainless steel flat bar: Contains 18% Cr and 8% Ni, resisting mild acids (vinegar, fruit juices), household detergents, and humid conditions. Suitable for kitchen hardware (e.g., countertop supports) and food processing equipment parts.<\/li>\n<li>316 stainless steel flat bar: Adds molybdenum (Mo, ~2-3%), significantly improving resistance to strong acids (sulfuric acid, seawater, and industrial chemicals). Perfect for marine applications (ship deck brackets), coastal infrastructure, and chemical plant pipelines.<\/li>\n<li>430 stainless steel flat bar: A cost-effective ferritic grade (16-18% Cr, no Ni), offering basic rust resistance for dry indoor scenarios (e.g., furniture trim, decorative strips).<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h2 class=\"header-vfC6AV auto-hide-last-sibling-br\">II. High Mechanical Strength &amp; Durability<\/h2>\n<div class=\"auto-hide-last-sibling-br paragraph-JOTKXA paragraph-element br-paragraph-space\">Stainless steel flat bar balances strength, toughness, and structural stability, meeting the demands of both load-bearing and wear-resistant applications:<\/div>\n<ul class=\"auto-hide-last-sibling-br list-paddingleft-2\">\n<li>Superior tensile &amp; yield strength: For common grades, 304 flat bar has a tensile strength of 515-795 MPa and yield strength \u2265205 MPa; 316 flat bar reaches 515-827 MPa tensile strength. This enables it to bear static\/dynamic loads, such as supporting mechanical components (e.g., machine bases) or structural frames.<\/li>\n<li>Good toughness &amp; impact resistance: Unlike brittle high-carbon steels, stainless steel (especially austenitic grades like 304\/316) retains high ductility (elongation \u226540% for 304) even at low temperatures (-196\u00b0C for 304). It withstands minor impacts (e.g., accidental collisions with equipment) without cracking.<\/li>\n<li>Long service life: Resists wear, oxidation, and environmental aging. In typical indoor environments, 304 flat bar has a service life of 20-30 years; 316 flat bar can last 30-50 years in coastal or industrial settings\u2014far longer than carbon steel flat bars (prone to rust).<\/li>\n<\/ul>\n<div id='gallery-1' class='gallery galleryid-4580 gallery-columns-3 gallery-size-medium'><figure class='gallery-item'>\n\t\t\t<div class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/ubormetal.com\/zh\/?attachment_id=4589'><img fetchpriority=\"high\" decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/ubormetal.com\/wp-content\/uploads\/2025\/09\/4605-2025073014175243141-300x300.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/ubormetal.com\/wp-content\/uploads\/2025\/09\/4605-2025073014175243141-300x300.jpg 300w, https:\/\/ubormetal.com\/wp-content\/uploads\/2025\/09\/4605-2025073014175243141-150x150.jpg 150w, https:\/\/ubormetal.com\/wp-content\/uploads\/2025\/09\/4605-2025073014175243141-768x768.jpg 768w, https:\/\/ubormetal.com\/wp-content\/uploads\/2025\/09\/4605-2025073014175243141-12x12.jpg 12w, https:\/\/ubormetal.com\/wp-content\/uploads\/2025\/09\/4605-2025073014175243141-600x600.jpg 600w, https:\/\/ubormetal.com\/wp-content\/uploads\/2025\/09\/4605-2025073014175243141-100x100.jpg 100w, https:\/\/ubormetal.com\/wp-content\/uploads\/2025\/09\/4605-2025073014175243141.jpg 800w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/div><\/figure><figure class='gallery-item'>\n\t\t\t<div class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/ubormetal.com\/zh\/?attachment_id=4590'><img decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/ubormetal.com\/wp-content\/uploads\/2025\/09\/4605-2025073014175864141-300x300.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/ubormetal.com\/wp-content\/uploads\/2025\/09\/4605-2025073014175864141-300x300.jpg 300w, https:\/\/ubormetal.com\/wp-content\/uploads\/2025\/09\/4605-2025073014175864141-150x150.jpg 150w, https:\/\/ubormetal.com\/wp-content\/uploads\/2025\/09\/4605-2025073014175864141-768x768.jpg 768w, https:\/\/ubormetal.com\/wp-content\/uploads\/2025\/09\/4605-2025073014175864141-12x12.jpg 12w, https:\/\/ubormetal.com\/wp-content\/uploads\/2025\/09\/4605-2025073014175864141-600x600.jpg 600w, https:\/\/ubormetal.com\/wp-content\/uploads\/2025\/09\/4605-2025073014175864141-100x100.jpg 100w, https:\/\/ubormetal.com\/wp-content\/uploads\/2025\/09\/4605-2025073014175864141.jpg 800w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/div><\/figure><figure class='gallery-item'>\n\t\t\t<div class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/ubormetal.com\/zh\/?attachment_id=4591'><img decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/ubormetal.com\/wp-content\/uploads\/2025\/09\/4605-2025073014180302781-300x300.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/ubormetal.com\/wp-content\/uploads\/2025\/09\/4605-2025073014180302781-300x300.jpg 300w, https:\/\/ubormetal.com\/wp-content\/uploads\/2025\/09\/4605-2025073014180302781-150x150.jpg 150w, https:\/\/ubormetal.com\/wp-content\/uploads\/2025\/09\/4605-2025073014180302781-768x768.jpg 768w, https:\/\/ubormetal.com\/wp-content\/uploads\/2025\/09\/4605-2025073014180302781-12x12.jpg 12w, https:\/\/ubormetal.com\/wp-content\/uploads\/2025\/09\/4605-2025073014180302781-600x600.jpg 600w, https:\/\/ubormetal.com\/wp-content\/uploads\/2025\/09\/4605-2025073014180302781-100x100.jpg 100w, https:\/\/ubormetal.com\/wp-content\/uploads\/2025\/09\/4605-2025073014180302781.jpg 800w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/div><\/figure>\n\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>I. Excellent Corrosion Resistance (Core Material Advantage) The primary strength of stainless steel flat bar stems from its\u00a0chromium (Cr) content\u00a0(typically \u226510.5%). Chromium reacts with oxygen to form a dense, stable\u00a0chromium oxide (Cr\u2082O\u2083) passive film\u00a0on the surface, which effectively blocks corrosive media (air, water, acids, alkalis) from attacking the underlying steel. Specific performance includes: Resistance to [&hellip;]<\/p>\n","protected":false},"featured_media":4583,"template":"","meta":{"_seopress_robots_primary_cat":"","_seopress_titles_title":"","_seopress_titles_desc":"","_seopress_robots_index":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"default","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}}},"product_brand":[],"product_cat":[68],"product_tag":[],"class_list":{"0":"post-4580","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-stainless-steel-flat-bar","7":"desktop-align-left","8":"tablet-align-left","9":"mobile-align-left","10":"ast-product-gallery-layout-horizontal-slider","11":"ast-product-tabs-layout-horizontal","13":"first","14":"instock","15":"shipping-taxable","16":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/ubormetal.com\/zh\/wp-json\/wp\/v2\/product\/4580","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ubormetal.com\/zh\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/ubormetal.com\/zh\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ubormetal.com\/zh\/wp-json\/wp\/v2\/media\/4583"}],"wp:attachment":[{"href":"https:\/\/ubormetal.com\/zh\/wp-json\/wp\/v2\/media?parent=4580"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/ubormetal.com\/zh\/wp-json\/wp\/v2\/product_brand?post=4580"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/ubormetal.com\/zh\/wp-json\/wp\/v2\/product_cat?post=4580"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/ubormetal.com\/zh\/wp-json\/wp\/v2\/product_tag?post=4580"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}