牌號(hào) | 用途 | 化學(xué)成份 | 代號(hào) | 銅 | 鉛 | 錫 | 鐵 | 鋁 | 鎘 | Hpb63-3 | 用于生產(chǎn)要的各類特殊異型銅材 | ⊙ | 62~64 | 3.2~3.5 | ≤0.6 | 0.45~0.5 | 0.25~0.3 | <100ppm | Hpb58-3 | = | 57.3~57.8 | 2.4~2.6 | ≤0.7 | 0.45~0.5 | 0.25~0.3 | <100ppm | Hpb60-2 | 米 | 59.7~60.5 | 1.6~1.7 | ≤0.2 | ≤0.03 | 0.28~0.32 | <100ppm | Hpb58-3 | X | 57~57.5 | 1.7~1.8 | 0.15 | ≤0.03 | 0.28~0.32 | <100ppm | Hpb45 | 井 | 54~54.5 | 2.7~2.9 | ≤0.15 | ≤0.2 | 0.28~0.32 | <100ppm |
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