牌号 |
化学成分(重量百分比) Chemicai composition(WT%) |
||||||||||||
锡 (Sn) |
锰 (Mn) |
铁 (Fe) |
硅 (Si) |
铝 (Al) |
铋 (Bi) |
铜 (Cu) |
铬 (Cr) |
铅 (Pb) |
锑 (Sb) |
砷 (As) |
杂质总和% | ||
QMn2 | ≤0.05 | 1.5~2.5 | ≤0.1 | ≤0.1 | ≤0.07 | ≤0.002 | 余量 | / | ≤0.01 | ≤0.05 | ≤0.01 | ≤0.5 |