|
執(zhí)行標(biāo)準(zhǔn)： GB/T9460: HSCu AWS A5.7 : ERCu
DIN 1733 : SG-CuSn |
|
牌號 |
銅 |
鋁 |
硅 |
錳 |
鉛 |
錫 |
鎳 |
磷 |
鐵 |
其他 |
|
HSCu |
≥98.0 |
≤0.01 |
≤0.5 |
≤0.5 |
≤0.02 |
≤1.0 |
|
≤0.15 |
|
≤0.50 |
|
SG-CuSn |
余量 |
≤0.01 |
0.1-0.5 |
0.1-0.5 |
0.01 |
0.5-1.0 |
≤0.3 |
≤0.02 |
≤0.05 |
≤0.1 |
|
ERCu |
≥98.0 |
≤0.01 |
≤0.50 |
≤0.50 |
≤0.02 |
≤1.0 |
|
≤0.15 |
|
≤0.50 |
