序号 |
合金牌号 |
杂质限量/%,不大于 |
||||||||||||
铁 |
铝 |
锑 |
硅 |
磷 |
硫 |
砷 |
镍 |
锡 |
锌 |
铅 |
锰 |
总和 |
||
1 |
ZCuSn3Zn11Pb4 |
0.5 |
0.02 |
0.3 |
0.02 |
0.05 |
|
|
|
|
|
|
|
1.0 |
2 |
ZCuSn5 Pb5 Zn5 |
0.3 |
0.01 |
0.25 |
0.01 |
0.05 |
0.10 |
|
2.5* |
|
|
|
|
1.0 |
3 |
ZCuSn10Pb1 |
0.1 |
0.01 |
0.05 |
0.02 |
|
0.05 |
|
0.10 |
|
0.05 |
0.25 |
0.05 |
0.75 |
4 |
ZCuSn10 Zn2 |
0.25 |
0.01 |
0.3 |
0.01 |
0.05 |
0.10 |
|
2.0* |
|
|
1.5* |
0.2 |
1.5 |
5 |
ZCuAl9Mn2 |
|
|
0.05 |
0.20 |
0.10 |
|
0.05 |
|
0.2 |
1.5* |
0.1 |
|
1.0 |
6 |
ZCuAl10Fe3 |
|
|
|
0.20 |
|
|
|
3.0* |
0.3 |
0.4 |
0.2 |
1.0* |
1.0 |
7 |
ZCu Zn25 Al6 Fe3 Mn3 |
|
|
|
0.10 |
|
|
|
3.0* |
0.2 |
|
0.2 |
|
2.0 |
8 |
ZCu Zn38 Mn2 Pb2 |
0.8 |
1.0* |
0.1 |
|
|
|
|
|
2.0* |
|
|
|
2.0 |
9 |
ZCu Zn33 Pb2 |
0.8 |
0.1 |
|
0.05 |
0.05 |
|
|
1.0* |
1.5* |
|
|
0.2 |
1.5 |
10 |
ZCu Zn40 Pb2 |
0.8 |
|
|
0.05 |
|
|
|
1.0* |
1.0* |
|
|
0.5 |
1.5 |
11 |
ZCu Zn16Si4 |
0.6 |
0.1 |
0.1 |
|
|
|
|
|
0.3 |
|
0.5 |
0.5 |
2.0 |
注1:有“*”符号的元素不计入杂质总和 注2:未列出的杂质元素,计入杂质总和 |
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