Automobile beam steel 550L

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Automobile beam steel 550L Product Name: automobile beam steel Grade: 550L Specifications: Thick T: 1.5 ~ 24 W W :800-1100 length L: C Executive Standard: GB/T3273-2005 Product Scope: Sulfur, phosphorus content is low, overall performance, weldability and high dimension accuracy. Use automobile beam steel. http://www.jingyesteel.com.cn/ Chemical composition: Carbon C :0.57-0 .65 Si Si :0.17-0 .37 Manganese Mn :0.70-1 .00 Chromium Cr: ≤ 0.25 Ni-Ni: ≤ 0.30 Copper Cu: ≤ 0.25 Mechanical properties: Tensile strength σb (MPa): ≥ 695 Yield strength σs (MPa): ≥ 410 Elongation δ5 / (%): ≥ 11 Reduction of area ψ / (%): ≥ 35

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Hebei Jingye Group

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