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国内阀门材料常用技术标准 铸造铜合金技术条件(表2)
来源:网络  作者:网络转载2019-10-03 21:01  浏览:505

国内阀门材料常用技术标准 铸造铜合金技术条件(表2)

序号合 金 牌 号杂质限量,%不大于
铋 总和
1ZCuSn3Zn8Pb6Ni10.40.020.30.020.05         1.0
2ZCuSn3Zn11Pb40.50.020.30.020.05         1.0
3ZCuSn5Pb5Zn50.30.010.250.010.050.10   2.5*    1.0
4ZCuSn5Pb50.10.010.050.02 0.05   0.10 0.050.250.050.75
5ZCuSn10Pb50.30.020.3 0.05      1.0*  1.0
6ZCuSn10Zn20.250.010.30.010.050.10   2.0*  1.5*0.21.0
7ZCuPb10Sn100.250.010.50.010.050.10   2.0* 2.0* 0.21.0
8ZCuPb15Sn80.250.010.50.010.100.10   2.0* 2.0* 0.21.0
9ZCuPb17Sn4Zn40.40.050.30.020.05         0.75
10ZCuPb20Sn50.250.010.750.010.100.10   2.5* 2.0* 0.21.0
11ZCuPb300.50.010.20.020.08 0.10 0.005 1.0*  0.31.0
12ZCuAl8Mn13Fe   0.15   0.10   0.3*0.02 1.0
13ZCuAl8Mn13FeNi2   0.15   0.10   0.3*0.02 1.0
14ZCuAl9Mn2  0.050.200.10 0.05   0.21.5*0.1 1.0
15ZCuAl9Fe4Ni4Mn2   0.15   0.10    0.02 1.0

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