|
|
C74000鋅白銅化學成分:
Ni+Co |
Fe |
Mn |
Zn |
Al |
Si |
Mg |
Pb |
S |
C |
P |
Cu+Ag |
雜質 |
其他 |
29.0-33.0 |
0.9 |
1.2 |
0.3 |
|
0.15 |
0.05 |
0.001 |
0.01 |
0.05 |
0.006 |
69.0-73.5 |
1.8 |
Sn0.03 |