執行標準: GB/T9460: HSCuSi AWS A5.7: ERCuSi-A
DIN 1733 : SG-CuSi3
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牌號
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銅
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鋁
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硅
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鋅
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錳
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磷
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鉛
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錫
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鐵
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其他
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HSCuSi
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余量
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≤0.01
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2.8-4.0
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≤1.5
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≤1.5
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≤0.20
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≤1.1
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≤0.5
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≤0.50
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SG-CuSi3
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余量
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≤0.01
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2.8-4.0
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≤0.2
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0.5-1.5
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≤0.02
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≤0.02
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≤0.2
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≤0.3
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≤0.4
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ERCuSi-A
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余量
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≤0.01
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2.8-4.0
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≤1.0
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≤1.5
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≤0.02
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≤1.0
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≤0.50
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≤0.50
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