牌号 |
化学成分(质量分数)(%) |
|||||||||||||||||
新牌号 |
C |
Cr |
Ni |
W |
Co |
A1 |
Ti |
Fe |
Nb |
Mn |
Mo |
B |
Ce |
Zr |
Si |
P |
S |
Cu |
时效硬化型铁基合金 |
||||||||||||||||||
GH2907 |
≤0.06 |
≤1.00 |
35.0~40.0 |
- |
12.0~16.0 |
≤0.20 |
1.30~1.80 |
余量 |
4.30~5.20 |
≤1.00 |
- |
≤0.012 |
- |
- |
0.07~0.35 |
≤0.015 |
≤O.015 |
≤0.5 |