SAPH440，标准名称是汽车结构钢，材质/牌号：SAPH440，产地是宝钢，执行标准是Q/BQB310-2009，延展≥30，抗拉≥440Mpa，屈服≥305Mpa。标准名称：汽车结构钢材质/牌号：SAPH440产地：宝钢执行标准：Q/BQB310-2009(参考JISG3113)化学成分（熔炼分析）%C:≤0.21Si:≤0.30Mn:≤1.50P:≤0.030S:≤0.025Alt：≥0.01拉伸试样（拉伸、弯曲、试样为纵向；Mpa）屈服：≥305Mpa抗拉：≥440Mpa延伸：≥30使用范围：用于要求成型加工性能的汽车构架、车轮等汽车结构件.品名牌号规格产地单价热轧酸洗卷SAPH4402.0*1250*C宝钢/马钢/邯钢电议热轧酸洗卷SAPH4402.5*1250*C宝钢/马钢/邯钢电议热轧酸洗卷SAPH4403.0*1250*C宝钢/马钢/邯钢电议热轧酸洗卷SAPH4403.5*1250*C宝钢/马钢/邯钢电议热轧酸洗卷SAPH4404.0*1250*C宝钢/马钢/邯钢电议热轧酸洗卷QSTE420TM2.0*1250*C宝钢/马钢/邯钢电议热轧酸洗卷QSTE420TM2.5*1250*C宝钢/马钢/邯钢电议热轧酸洗卷QSTE420TM3.0*1250*C宝钢/马钢/邯钢电议热轧酸洗卷QSTE420TM3.5*1250*C宝钢/马钢/邯钢电议热轧酸洗卷QSTE420TM4.0*1250*C宝钢/马钢/邯钢电议热轧酸洗卷QSTE500TM2.5*1250*C宝钢/马钢/邯钢电议热轧酸洗卷QSTE500TM3.0*1250*C宝钢/马钢/邯钢电议热轧酸洗卷QSTE500TM3.5*1250*C宝钢/马钢/邯钢电议热轧酸洗卷QSTE500TM4.0*1250*C宝钢/马钢/邯钢电议热轧酸洗卷QSTE500TM4.5*1250*C宝钢/马钢/邯钢电议热轧酸洗卷QSTE500TM5.0*1250*C宝钢/马钢/邯钢电议热轧酸洗卷QSTE500TM6.0*1250*C宝钢/马钢/邯钢电议热轧酸洗卷S500MC2.0*1250*C宝钢/马钢/邯钢电议热轧酸洗卷S500MC2.5*1250*C宝钢/马钢/邯钢电议热轧酸洗卷S500MC3.0*1250*C宝钢/马钢/邯钢电议热轧酸洗卷QSTE500TM2.0*1250*C宝钢/马钢/邯钢电议热轧酸洗卷QSTE500TM2.5*1250*C宝钢/马钢/邯钢电议热轧酸洗卷QSTE550TM3.0*1250*C宝钢/马钢/邯钢电议热轧酸洗卷QSTE550TM3.5*1250*C宝钢/马钢/邯钢电议热轧酸洗卷QSTE550TM4.0*1250*C宝钢/马钢/邯钢电议热轧酸洗卷S550MC2.0*1250*C宝钢/马钢/邯钢电议热轧酸洗卷S550MC3.0*1250*C宝钢/马钢/邯钢电议热轧酸洗卷S550MC4.0*1250*C宝钢/马钢/邯钢电议热轧酸洗卷S550MC3.5*1250*C宝钢/马钢/邯钢电议热轧酸洗卷S550MC4.5*1250*C宝钢/马钢/邯钢电议热轧酸洗卷QSTE380TM2.5*1250*C宝钢/马钢/邯钢电议热轧酸洗卷QSTE380TM3.5*1250*C宝钢/马钢/邯钢电议热轧酸洗卷QSTE380TM4.0*1250*C宝钢/马钢/邯钢电议热轧酸洗卷SPHC4.0*1250*C宝钢/马钢/邯钢电议热轧酸洗卷SPHC2.0*1250*C宝钢/马钢/邯钢电议热轧酸洗卷SPHC1.8*1250*C宝钢/马钢/邯钢电议热轧酸洗卷SPHC2.5*1250*C宝钢/马钢/邯钢电议)