GBT K417
Chemical composition(mass fraction)(wt.%)
C(%) | Si(%) | Mn(%) | P(%) | S(%) | Cr(%) | Ni(%) | Mo(%) | V(%) | Co(%) | B(%) | Al(%) | Ti(%) | Other(%) |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
0.13-0.22 | Max 0.5 | Max 0.5 | Max 0.015 | Max 0.01 | 8.50-9.50 | Balance | 2.50-3.50 | 0.60-0.90 | 14.0-16.0 | 0.012-0.022 | 4.80-5.70 | 4.50-5.00 | Zr :0.05-0.09 |