材质:RP783-780B
牌号:RP783-780B价格,RP783-780B钢板,RP783-780B钢卷,RP783-780B钢材,RP783-780B汽车钢,RP783-780B材质,RP783-780B
RP783-780B材质
RP783-780B拉伸试验
RP783-780B屈服强度,RP783-780B抗拉强度,RP783-780B断后伸长率%
RP783-780B化学成分(熔炼分析) % (质量分数)
RP783-780B(C) (Si) (Mn) (P) (S) (Alt)