|
|
C72700鋅白銅化學成分:
Ni |
Fe |
Mn |
Zn |
Al |
Si |
Mg |
Pb |
S |
C |
P |
Cu |
雜質(zhì) |
其他 |
8.5-9.5 |
0.5 |
0.3 |
0.5 |
--- |
--- |
0.15 |
0.002 |
--- |
--- |
--- |
余量 |
1.8 |
Sn5.5-7.5 |