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精密合金牌號(GB/T15018-1994)
合金牌號 |
化學成分(質量分數(shù))(%) |
其他元素 | ||||||||||||
C |
S |
P |
Mn |
Si |
Ni |
Cr |
Co |
M0 |
Cu |
Al |
Nb |
Fe | ||
≤ | ||||||||||||||
lJ06① |
O.04 |
O.015 |
O.015 |
≤O.10 |
≤O.15 |
|
|
|
|
|
5.5~6.5 |
|
余量 |
|
1J12 |
0.03 |
O.015 |
O.015 |
≤O.10 |
≤0.15 |
|
|
|
|
|
1.6~ 12.4 |
|
余量 |
|
lJl3 |
O.04 |
O.015 |
O.015 |
≤0.10 |
≤O.15 |
|
|
|
|
|
12.8~14.O |
|
余量 |
|
1J16 |
0.03 |
O.015 |
O.015 |
≤O.10 |
≤O.15 |
|
|
|
|
|
15.5~16.3 |
|
余量 |
|
lJl7 |
0.03 |
O.020 |
0.020 |
≤0.60 |
≤0.20 |
|
15.5~
16.5 |
|
|
|
|
|
余量 |
|
1J18 |
O.03 |
O.020 |
0.020 |
O.30~
O.70 |
≤0.15 |
O.5~
O.7 |
17.0~
18.5 |
|
|
|
|
|
余量 |
Ti:0.3
~O.7 |
1J22 |
0.04 |
0.020 |
O.020 |
≤0.30 |
≤0.30 |
≤0.5 |
|
49.O
51.0 |
|
≤0.2 |
|
|
余量 |
V:0.8~
1.8 |
1J30 |
0.04 |
O.020 |
0.020 |
≤0.40 |
≤O.30 |
29.5~
30.5 |
|
|
|
|
|
|
余量 |
|
1J31 |
0.04 |
0.020 |
0.020 |
≤O.40 |
≤0.30 |
30.5~
31.5 |
|
|
|
|
|
|
余量 |
|
|