Chemical composition
Applications
Nickel Chromium Molybdenum Steels for Machine Structural use
Country Code:
AISI
Standard
-
Steel Type
4340
Heat treatment
Heat Treatment of steel grade 430
Heat treated : 1283°C - 1994°C
Relate Steel Type
| Inquiry |
Steel Type |
Standard |
Country Code |
C(%) |
Si(%) |
Mn(%) |
P(%) |
S(%) |
Cr(%) |
| | | | | | | ≦0.03 | ≦0.03 | 0.6-1.0 |
| SNCM447 | 3271 | CNS | 0.44-0.50 | 0.15-0.35 | 0.6-0.9 | ≦0.03 | ≦0.03 | 0.6-1.0 |
| SNCM447 | G4103 | JIS | 0.44-0.50 | 0.15-0.35 | 0.6-0.9 | ≦0.03 | ≦0.03 | 0.6-1.0 |
| 4340 | - | AISI | 0.38-0.43 | 0.15-0.35 | 0.6-0.9 | ≦0.03 | ≦0.03 | 0.6-1.0 |
| 34CrNiMo6 | 17200 | DIN | 0.30-0.38 | 0.15-0.40 | 0.4-0.7 | ≦0.03 | ≦0.03 | 0.6-1.0 |
| SNCM439 | 3271 | CNS | 0.36-0.43 | 0.15-0.35 | 0.6-0.9 | ≦0.03 | ≦0.03 | 0.6-1.0 |
| 40CrNiMoA | 3077 | GB | 0.37-0.44 | 0.17-0.37 | 0.5-0.8 | ≦0.03 | ≦0.03 | 0.6-1.0 |
| 45CrNiMoVA | 3077 | GB | 0.42-0.49 | 0.17-0.37 | 0.5-0.8 | ≦0.03 | ≦0.03 | 0.6-1.0 |
| SNCM439 | G4103 | JIS | 0.36-0.43 | 0.15-0.35 | 0.6-0.9 | ≦0.03 | ≦0.03 | 0.6-1.0 |
| 9840 | - | AISI | 0.38-0.43 | 0.20-0.35 | 0.7-0.9 | ≦0.03 | ≦0.03 | 0.6-1.0 |
