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牌號 |
化學(xué)成分(重量百分比) Chemicai composition(WT%) |
|||||||||||
錫 (Sn) |
錳 (Mn) |
鎳 (Ni) |
硅 (Si) |
磷 (P) |
硫 (S) |
銅 (Cu) |
鋁 (Al) |
鋅 (Zn) |
鐵 (Fe) |
鉛 (Pb) |
雜質(zhì)總和% | |
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 |