- Introduction
- Classification and code
- Similar grades
- For specification
Grade |
Ni9999 |
Ni9996 |
Ni9990 |
Ni9950 |
Ni9920 |
|
Ni+Co(%min) |
99.99 |
99.96 |
99.9 |
99.5 |
99.2 |
|
Co(%max) |
0.005 |
0.02 |
0.08 |
0.15 |
0.50 |
|
lmpurities (%max) |
C |
0.005 |
0.01 |
0.01 |
0.02 |
0.10 |
Si |
0.001 |
0.002 |
0.002 |
…… |
…… |
|
P |
0.001 |
0.001 |
0.001 |
^0.003 |
0.02 |
|
S |
0.001 |
0.001 |
0.001 |
0.003 |
0.02 |
|
Fe |
0.002 |
0.01 |
0.02 |
0.020 |
0.50 |
|
Cu |
0.015 |
0.01 |
0.02 |
0.04 |
0.15 |
|
Zn |
0.001 |
0.0015 |
0.002 |
0.0005 |
…… |
|
As |
0.0008 |
0.0008 |
0.001 |
0.002 |
…… |
|
Cd |
0.0003 |
0.0003 |
0.0008 |
0.002 |
…… |
|
Sn |
0.0003 |
0.0003 |
0.0008 |
0.0025 |
…… |
|
Sb |
0.0003 |
0.0003 |
0.0008 |
0.0025 |
…… |
|
Pb |
0.0003 |
0.001 |
0.001 |
0.002 |
0.005 |
|
Bi |
0.0003 |
0.0003 |
0.0008 |
0.0025 |
…… |
|
Al |
0.001 |
…… |
…… |
…… |
…… |
|
Mn |
0.001 |
…… |
…… |
…… |
…… |
|
Mg |
0.001 |
0.001 |
0.002 |
…… |
…… |