熱連軋汽車鋼QSTE500TM，QSTE460TM，QSTE380TMJ是依據寶Q/BQB 310-2009標準生產，主要用于汽車防撞件，加強件
冷成型熱軋汽車結構鋼板，本系列為細晶粒鋼，具有良好冷成型性。用于要求良好的冷成型性能并有較高或高強度要求的汽車結構件。如牌號：QSTE420TM 執行標準：Q/BQB 310 （參考標準：SEW 092 ；DIN 17102 ；EN10025） 化學成分（熔煉分析）% C : ≤0.12 Si : ≤0.35 Mn : ≤1.50 P : ≤0.03 S : ≤0.025 Ti : ≤0.22 Nb : ≤0.09 Ait: ≥0.01 試樣測試（ 拉伸、彎曲、試樣為橫向 ；Mpa ）。 屈服：≥420 抗拉：480-620 延伸：≥21
Cold forming automobile structure steel plate QSTE420TM QSTE380TM QSTE500TM
Cold forming steel hot-rolled automobile structure steel plate, this series of fine grain steel and good cold formability. Used in good cold forming performance and has a high demand or high strength requirements of the automobile part. Such as brand: QSTE420TM executive standard: Q/BQB 310 (reference standards: the SEW 092, DIN 17102, EN10025) chemical composition (% of smelting) C: Si: 0.12 or less or less 0.35 Mn: 1.50 or less P: S: 0.03 or less 0.025 or less Ti: 0.22 or less Nb: 0.09 or less Ait: acuity 0.01 sample test (tensile, bending, samples for transverse; Mpa). Yield: 420 or higher tensile: 480-620 extension: p. 21 |
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