标准:Q/BQB 420—2021
材质:S220GD+Z
牌号:S220GD+Z价格,S220GD+Z钢板,S220GD+Z钢卷,S220GD+Z钢材,S220GD+Z汽车钢,S220GD+Z材质,S220GD+Z库存
S220GD+Z镀层重量:(40/40)(50/50)(70/70)(100/100)(125/125)(140/140)(175/175)(225/225)
S220GD+Z镀层种类:代号(Z)代号(ZF)代号(ZM)代号(ZM2)
S220GD+Z拉伸试验
S220GD+Z(屈服强度不小于MPa220)S220GD+Z(抗拉强度 MPa300)S220GD+Z(断后伸长率 % 不小于20)
S220GD+Z化学成分(熔炼分析) % (质量分数)
S220GD+Z(C不大于0.25)(Si不大于0.60)(Mn不大于1.70)(P不大于0.10)(S不大于0.045)