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牌号 |
化学成分(重量百分比) Chemicai composition(WT%) |
|||||||||||
| 锡 (Sn) |
锰 (Mn) |
镍 (Ni) |
硅 (Si) |
磷 (P) |
硫 (S) |
铜 (Cu) |
铝 (Al) |
锌 (Zn) |
铁 (Fe) |
铅 (Pb) |
杂质总和％ | |
| QAl9-4 | ≤0.1 | ≤0.5 | / | ≤0.1 | ≤0.01 | / | 余量 | 8.0～10.0 | ≤1.0 | 2.0～4.0 | ≤0.01 | ≤1.7 |