{"id":6423,"date":"2025-07-08T10:36:07","date_gmt":"2025-07-08T09:36:07","guid":{"rendered":"https:\/\/www.esb-group.com\/?page_id=6423"},"modified":"2025-09-09T14:36:10","modified_gmt":"2025-09-09T13:36:10","slug":"cr300la-cold-rolled-micro-alloyed-steel-according-to-vda-239-100","status":"publish","type":"page","link":"https:\/\/www.esb-group.com\/en\/products-vda-239-100\/cold-rolled-micro-alloyed-steels-according-to-vda-239-100\/cr300la-cold-rolled-micro-alloyed-steel-according-to-vda-239-100\/","title":{"rendered":"CR300LA &#8211; Cold-Rolled Micro-Alloyed Steel according to VDA 239-100"},"content":{"rendered":"\n<div class=\"wp-block-uagb-container uagb-block-8de8518f alignfull uagb-is-root-container\"><div class=\"uagb-container-inner-blocks-wrap\">\n<figure class=\"wp-block-table is-style-regular\"><table><thead><tr><th>Quality<\/th><th>Standard<\/th><th class=\"has-text-align-left\" data-align=\"left\">Possible coatings<\/th><\/tr><\/thead><tbody><tr><td>CR300LA<\/td><td>VDA 239-100<\/td><td class=\"has-text-align-left\" data-align=\"left\">UC, EG, GI, GA, AS, ZM<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\">Quality<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-table is-style-regular\"><table><thead><tr><th class=\"has-text-align-center\" data-align=\"center\">Testing direction<\/th><th class=\"has-text-align-center\" data-align=\"center\">Yield Point R<sub>e<\/sub> <br>(MPa)<\/th><th class=\"has-text-align-center\" data-align=\"center\">Tensil Strength<br>R<sub>m<\/sub> (MPa)<\/th><th class=\"has-text-align-center\" data-align=\"center\">Elongation type 1<br><sub>A50<\/sub> (in %)  <\/th><th class=\"has-text-align-center\" data-align=\"center\">Type 2<br>A<sub>80<\/sub> (in %)<\/th><th class=\"has-text-align-center\" data-align=\"center\">Type 3<br>A<sub>50<\/sub> (in %)<\/th><th><sub>n10-20\/Ag<\/sub><\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\">L<\/td><td class=\"has-text-align-center\" data-align=\"center\">300 &#8211; 380<\/td><td class=\"has-text-align-center\" data-align=\"center\">380 &#8211; 490<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u2265 24<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u2265 23<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u2265 25<\/td><td>\u2265 0,12<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\">Mechanical Properties <\/figcaption><\/figure>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<figure class=\"wp-block-table is-style-regular\"><table><thead><tr><th class=\"has-text-align-left\" data-align=\"left\">C <br>%<\/th><th>Si<br>%<\/th><th>Mn<br>%<\/th><th>P <br>%<\/th><th>S <br>%<\/th><th>Al<br>%<\/th><th>Ti<br>%<\/th><th>Nb<br>%<\/th><th>Cu<br>%<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-left\" data-align=\"left\">\u2264 0,12<\/td><td>\u2264 0,50<\/td><td>\u2264 1,40<\/td><td>\u2264 0,030<\/td><td>\u2264 0,025<\/td><td>\u2265 0,015<\/td><td>\u2264 0,15<\/td><td>\u2264 0,09<\/td><td>\u2264 0,20<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\">Chemical properties<\/figcaption><\/figure>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-uagb-separator uagb-block-e3a1df8c\"><div class=\"wp-block-uagb-separator__inner\" style=\"--my-background-image:\"><\/div><\/div>\n\n\n\n<p>The CR300LA is a cold-rolled, high-strength, low-alloy steel with a minimum yield strength of 300 MPa. This grade is characterized by its high strength and good formability. Through alloying with niobium, titanium, and vanadium, the mechanical strength of the material is significantly improved, making it an excellent choice for components that must meet high mechanical demands.<\/p>\n\n\n\n<div class=\"wp-block-uagb-advanced-heading uagb-block-8008ad59\"><h2 class=\"uagb-heading-text\"><strong>Properties<\/strong><\/h2><\/div>\n\n\n\n<div class=\"wp-block-uagb-icon-list uagb-block-3a5fe791\"><div class=\"uagb-icon-list__wrap\">\n<div class=\"wp-block-uagb-icon-list-child uagb-block-11708762\"><span class=\"uagb-icon-list__source-wrap\"><svg xmlns=\"https:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 512 512\"><path d=\"M256 0C114.6 0 0 114.6 0 256c0 141.4 114.6 256 256 256s256-114.6 256-256C512 114.6 397.4 0 256 0zM406.6 278.6l-103.1 103.1c-12.5 12.5-32.75 12.5-45.25 0s-12.5-32.75 0-45.25L306.8 288H128C110.3 288 96 273.7 96 256s14.31-32 32-32h178.8l-49.38-49.38c-12.5-12.5-12.5-32.75 0-45.25s32.75-12.5 45.25 0l103.1 103.1C414.6 241.3 416 251.1 416 256C416 260.9 414.6 270.7 406.6 278.6z\"><\/path><\/svg><\/span><span class=\"uagb-icon-list__label\">Minimum yield strength of 300 MPa in the longitudinal direction.<\/span><\/div>\n\n\n\n<div class=\"wp-block-uagb-icon-list-child uagb-block-6a1da0d1\"><span class=\"uagb-icon-list__source-wrap\"><svg xmlns=\"https:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 512 512\"><path d=\"M256 0C114.6 0 0 114.6 0 256c0 141.4 114.6 256 256 256s256-114.6 256-256C512 114.6 397.4 0 256 0zM406.6 278.6l-103.1 103.1c-12.5 12.5-32.75 12.5-45.25 0s-12.5-32.75 0-45.25L306.8 288H128C110.3 288 96 273.7 96 256s14.31-32 32-32h178.8l-49.38-49.38c-12.5-12.5-12.5-32.75 0-45.25s32.75-12.5 45.25 0l103.1 103.1C414.6 241.3 416 251.1 416 256C416 260.9 414.6 270.7 406.6 278.6z\"><\/path><\/svg><\/span><span class=\"uagb-icon-list__label\">Increased strength with good formability.<\/span><\/div>\n\n\n\n<div class=\"wp-block-uagb-icon-list-child uagb-block-7b54ae85\"><span class=\"uagb-icon-list__source-wrap\"><svg xmlns=\"https:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 512 512\"><path d=\"M256 0C114.6 0 0 114.6 0 256c0 141.4 114.6 256 256 256s256-114.6 256-256C512 114.6 397.4 0 256 0zM406.6 278.6l-103.1 103.1c-12.5 12.5-32.75 12.5-45.25 0s-12.5-32.75 0-45.25L306.8 288H128C110.3 288 96 273.7 96 256s14.31-32 32-32h178.8l-49.38-49.38c-12.5-12.5-12.5-32.75 0-45.25s32.75-12.5 45.25 0l103.1 103.1C414.6 241.3 416 251.1 416 256C416 260.9 414.6 270.7 406.6 278.6z\"><\/path><\/svg><\/span><span class=\"uagb-icon-list__label\">Micro-alloying with niobium, titanium, and vanadium.<\/span><\/div>\n\n\n\n<div class=\"wp-block-uagb-icon-list-child uagb-block-754b231e\"><span class=\"uagb-icon-list__source-wrap\"><svg xmlns=\"https:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 512 512\"><path d=\"M256 0C114.6 0 0 114.6 0 256c0 141.4 114.6 256 256 256s256-114.6 256-256C512 114.6 397.4 0 256 0zM406.6 278.6l-103.1 103.1c-12.5 12.5-32.75 12.5-45.25 0s-12.5-32.75 0-45.25L306.8 288H128C110.3 288 96 273.7 96 256s14.31-32 32-32h178.8l-49.38-49.38c-12.5-12.5-12.5-32.75 0-45.25s32.75-12.5 45.25 0l103.1 103.1C414.6 241.3 416 251.1 416 256C416 260.9 414.6 270.7 406.6 278.6z\"><\/path><\/svg><\/span><span class=\"uagb-icon-list__label\">Option for coating with electrolytic galvanizing (EG) or hot-dip galvanizing (GI).<\/span><\/div>\n\n\n\n<div class=\"wp-block-uagb-icon-list-child uagb-block-038716e8\"><span class=\"uagb-icon-list__source-wrap\"><svg xmlns=\"https:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 512 512\"><path d=\"M256 0C114.6 0 0 114.6 0 256c0 141.4 114.6 256 256 256s256-114.6 256-256C512 114.6 397.4 0 256 0zM406.6 278.6l-103.1 103.1c-12.5 12.5-32.75 12.5-45.25 0s-12.5-32.75 0-45.25L306.8 288H128C110.3 288 96 273.7 96 256s14.31-32 32-32h178.8l-49.38-49.38c-12.5-12.5-12.5-32.75 0-45.25s32.75-12.5 45.25 0l103.1 103.1C414.6 241.3 416 251.1 416 256C416 260.9 414.6 270.7 406.6 278.6z\"><\/path><\/svg><\/span><span class=\"uagb-icon-list__label\">Surface quality for interior components (U) or exterior components (E).<\/span><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-uagb-advanced-heading uagb-block-fd1ed0f8\"><h2 class=\"uagb-heading-text\"><strong>Applications<\/strong><\/h2><\/div>\n\n\n\n<p>The CR300LA is particularly suitable for:<\/p>\n\n\n\n<div class=\"wp-block-uagb-icon-list uagb-block-796bfb84\"><div class=\"uagb-icon-list__wrap\">\n<div class=\"wp-block-uagb-icon-list-child uagb-block-980697c2\"><span class=\"uagb-icon-list__source-wrap\"><svg xmlns=\"https:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 512 512\"><path d=\"M256 0C114.6 0 0 114.6 0 256c0 141.4 114.6 256 256 256s256-114.6 256-256C512 114.6 397.4 0 256 0zM406.6 278.6l-103.1 103.1c-12.5 12.5-32.75 12.5-45.25 0s-12.5-32.75 0-45.25L306.8 288H128C110.3 288 96 273.7 96 256s14.31-32 32-32h178.8l-49.38-49.38c-12.5-12.5-12.5-32.75 0-45.25s32.75-12.5 45.25 0l103.1 103.1C414.6 241.3 416 251.1 416 256C416 260.9 414.6 270.7 406.6 278.6z\"><\/path><\/svg><\/span><span class=\"uagb-icon-list__label\"><strong>Safety-Relevant Components: <\/strong>Due to its high strength and good formability, CR300LA is used in the manufacturing of safety-relevant body parts such as longitudinal members, B-pillars, and bumper beams. These components must absorb significant energy in the event of a crash to protect occupants. <\/span><\/div>\n\n\n\n<div class=\"wp-block-uagb-icon-list-child uagb-block-1954085f\"><span class=\"uagb-icon-list__source-wrap\"><svg xmlns=\"https:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 512 512\"><path d=\"M256 0C114.6 0 0 114.6 0 256c0 141.4 114.6 256 256 256s256-114.6 256-256C512 114.6 397.4 0 256 0zM406.6 278.6l-103.1 103.1c-12.5 12.5-32.75 12.5-45.25 0s-12.5-32.75 0-45.25L306.8 288H128C110.3 288 96 273.7 96 256s14.31-32 32-32h178.8l-49.38-49.38c-12.5-12.5-12.5-32.75 0-45.25s32.75-12.5 45.25 0l103.1 103.1C414.6 241.3 416 251.1 416 256C416 260.9 414.6 270.7 406.6 278.6z\"><\/path><\/svg><\/span><span class=\"uagb-icon-list__label\"><strong>Weight Optimization:<\/strong> Due to CR300LA&#8217;s high strength, material thickness can be reduced without compromising stability. This enables significant weight reduction in the vehicle body, which in turn contributes to lower fuel consumption and reduced emissions. <\/span><\/div>\n\n\n\n<div class=\"wp-block-uagb-icon-list-child uagb-block-e993e97f\"><span class=\"uagb-icon-list__source-wrap\"><svg xmlns=\"https:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 512 512\"><path d=\"M256 0C114.6 0 0 114.6 0 256c0 141.4 114.6 256 256 256s256-114.6 256-256C512 114.6 397.4 0 256 0zM406.6 278.6l-103.1 103.1c-12.5 12.5-32.75 12.5-45.25 0s-12.5-32.75 0-45.25L306.8 288H128C110.3 288 96 273.7 96 256s14.31-32 32-32h178.8l-49.38-49.38c-12.5-12.5-12.5-32.75 0-45.25s32.75-12.5 45.25 0l103.1 103.1C414.6 241.3 416 251.1 416 256C416 260.9 414.6 270.7 406.6 278.6z\"><\/path><\/svg><\/span><span class=\"uagb-icon-list__label\"><strong>Structural Parts with Complex Geometry:<\/strong> The excellent cold formability of CR300LA allows for the production of complex-shaped structural parts. This is particularly advantageous for integration into modern vehicle architectures, where design and functionality are closely intertwined. <\/span><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-uagb-advanced-heading uagb-block-3cad811f\"><h2 class=\"uagb-heading-text\">Conclusion<\/h2><\/div>\n\n\n\n<p>In summary, CR300LA according to VDA 239-100 is an advanced cold-rolled steel specifically developed for the demanding requirements of the automotive industry. The precisely controlled chemical composition, especially the low carbon content, is the key to its outstanding weldability and formability. In combination with impressive mechanical values\u2014high tensile strength and yield strength, along with good elongation\u2014CR300LA offers an optimal balance between strength and formability. These properties make it an ideal material for producing weight-optimized, safety-relevant, and complex-shaped body parts that meet modern requirements for crash safety, efficiency, and design.<\/p>\n\n\n\n<div class=\"wp-block-uagb-separator uagb-block-9473a5e7\"><div class=\"wp-block-uagb-separator__inner\" style=\"--my-background-image:\"><\/div><\/div>\n\n\n\n<div class=\"wp-block-uagb-advanced-heading uagb-block-64326558\"><h3 class=\"uagb-heading-text\">Delivery Forms<\/h3><\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<div class=\"wp-block-uagb-info-box uagb-block-041fe90e uagb-infobox__content-wrap  uagb-infobox-icon-above-title uagb-infobox-image-valign-top\"><div class=\"uagb-ifb-content\"><div class=\"uagb-ifb-image-content\"><img decoding=\"async\" src=\"https:\/\/www.esb-group.com\/wp-content\/uploads\/2024\/07\/PXL_20240617_070900567.RAW-02.ORIGINAL-Edit-copy-300x100.webp\" alt=\"\" width=\"\" height=\"0\" loading=\"lazy\"\/><\/div><div class=\"uagb-ifb-title-wrap\"><h3 class=\"uagb-ifb-title\">Coil<\/h3><\/div><p class=\"uagb-ifb-desc\">Thicknesses: 0,50 \u2013 3,50 mm<br>Widths: up to 1.850 mm<\/p><\/div><\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<div class=\"wp-block-uagb-info-box uagb-block-3ace1294 uagb-infobox__content-wrap  uagb-infobox-icon-above-title uagb-infobox-image-valign-top\"><div class=\"uagb-ifb-content\"><div class=\"uagb-ifb-image-content\"><img decoding=\"async\" src=\"https:\/\/www.esb-group.com\/wp-content\/uploads\/2024\/02\/A7R9754-Edit-300x100.webp\" alt=\"\" width=\"\" height=\"0\" loading=\"lazy\"\/><\/div><div class=\"uagb-ifb-title-wrap\"><h3 class=\"uagb-ifb-title\">Slit Coil<\/h3><\/div><p class=\"uagb-ifb-desc\">Thicknesses: 0,50 \u2013 3,50 mm<br>Widths: up to 800 mm<\/p><\/div><\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<div class=\"wp-block-uagb-info-box uagb-block-280c902b uagb-infobox__content-wrap  uagb-infobox-icon-above-title uagb-infobox-image-valign-top\"><div class=\"uagb-ifb-content\"><div class=\"uagb-ifb-image-content\"><img decoding=\"async\" src=\"https:\/\/www.esb-group.com\/wp-content\/uploads\/2024\/02\/A7R9749-Edit_3_1-1-300x100.webp\" alt=\"\" width=\"\" height=\"0\" loading=\"lazy\"\/><\/div><div class=\"uagb-ifb-title-wrap\"><h3 class=\"uagb-ifb-title\">Sheets<\/h3><\/div><p class=\"uagb-ifb-desc\">Thicknesses: 0,50 \u2013 3,50 mm<br>Widths: up to 1.850 mm<br>Lengths: up to 6.000 mm<\/p><\/div><\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-uagb-separator uagb-block-a70733bc\"><div class=\"wp-block-uagb-separator__inner\" style=\"--my-background-image:\"><\/div><\/div>\n<\/div><\/div>\n\n\n<div class=\"contact-block\"><div class=\"single-contact-image\"><img decoding=\"async\" class=\"single-contact-image\"\n                src=\"https:\/\/www.esb-group.com\/wp-content\/uploads\/2025\/11\/A7C4963-Alex_Bachmann_2025.10.11-1890x1260.jpg\"\n                srcset=\"https:\/\/www.esb-group.com\/wp-content\/uploads\/2025\/11\/A7C4963-Alex_Bachmann_2025.10.11-1890x1260.jpg 1x,\n                        https:\/\/www.esb-group.com\/wp-content\/uploads\/2025\/11\/A7C4963-Alex_Bachmann_2025.10.11-1890x1260.jpg 2x\"\n                sizes=\"(max-width: 1024px) 100vw, 945px\"\n                width=\"945\" height=\"630\"\n                alt=\"Alex Bachmann\"><\/div>\n        <div><h6>Ihr Ansprechpartner<\/h6>\n        <h4 class=\"single-contact-name\">Alex Bachmann<\/h4><p class=\"single-contact-telephone\"><span class=\"contact-icon1\"><svg width=\"16\" height=\"16\" viewBox=\"0 0 16 16\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n<g clip-path=\"url(#clip0_131_943)\">\n<path d=\"M12 0H4C2.93913 0 1.92172 0.421427 1.17157 1.17157C0.421427 1.92172 0 2.93913 0 4L0 5C0 5.26522 0.105357 5.51957 0.292893 5.70711C0.48043 5.89464 0.734784 6 1 6H4C4.26522 6 4.51957 5.89464 4.70711 5.70711C4.89464 5.51957 5 5.26522 5 5V3H11V5C11 5.26522 11.1054 5.51957 11.2929 5.70711C11.4804 5.89464 11.7348 6 12 6H15C15.2652 6 15.5196 5.89464 15.7071 5.70711C15.8946 5.51957 16 5.26522 16 5V4C16 2.93913 15.5786 1.92172 14.8284 1.17157C14.0783 0.421427 13.0609 0 12 0Z\" fill=\"currentColor\"\/>\n<path d=\"M12.707 8.293C12.5195 8.10545 12.2652 8.00006 12 8H4C3.73481 8.00006 3.48049 8.10545 3.293 8.293L0.293 11.293C0.105451 11.4805 5.66374e-05 11.7348 0 12L0 14C0 14.5304 0.210714 15.0391 0.585786 15.4142C0.960859 15.7893 1.46957 16 2 16H14C14.5304 16 15.0391 15.7893 15.4142 15.4142C15.7893 15.0391 16 14.5304 16 14V12C15.9999 11.7348 15.8945 11.4805 15.707 11.293L12.707 8.293ZM8 14C7.60444 14 7.21776 13.8827 6.88886 13.6629C6.55996 13.4432 6.30362 13.1308 6.15224 12.7654C6.00087 12.3999 5.96126 11.9978 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