316S11材料號(hào):316S11不銹鋼牌號(hào):316S11標(biāo)準(zhǔn):BS316S11化學(xué)成分:碳C:≤0.03硅Si:≤1.00錳Mn:≤2.00磷P:≤0.045硫S:≤0.0