执行标准: GB/T9460:
HSCu
AWS A5.7 : ERCu
DIN 1733 : SG-CuSn
|
牌号
|
铜
|
铝
|
硅
|
锰
|
铅
|
锡
|
镍
|
磷
|
铁
|
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
|
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