Chemical composition
 
    
    
 | C(%) | Si(%) | Mn(%) | Cr(%) | Mo(%) | Ni(%) |  |  |  |  | 
0.17-0.23 | 0.17-0.23 | 0.17-0.23 | 0.17-0.23 | 0.17-0.23 | 0.17-0.23 | 0.17-0.23 | 0.17-0.23 | 0.17-0.23 | 0.17-0.23 | 
 
Applications
Structural Steels with Specified Hardenability Bands 
Country Code:
 ASTM
Standard
  A304
Steel Type 
  8620H
Heat treatment 
Heat Treatment of steel grade 8620
Heat treated : 1847°C - 1877°C
 
 
Relate Steel Type 
    
    
 | Inquiry | Steel Type | Standard | Country Code | C(%) | Si(%) | Mn(%) | P(%) | S(%) | Cr(%) | 
 |  |  |  |  |  |  | ≦0.03 | ≦0.03 | 0.35-0.65 |  | SNCM220H | 11999 | CNS | 0.17-0.23 | 0.15-0.35 | 0.60-0.95 | ≦0.03 | ≦0.03 | 0.35-0.65 |  | 20CrNiMo | 3077 | GB | 0.17-0.23 | 0.17-0.37 | 0.6-0.95 | ≦0.03 | ≦0.03 | 0.35-0.65 |  | SNCM220H | G4052 | JIS | 0.17-0.23 | 0.15-0.35 | 0.6-0.9 | ≦0.03 | ≦0.03 | 0.35-0.65 |  | 8620H | A304 | ASTM | 0.17-0.23 | 0.15-0.35 | 0.60-0.95 | ≦0.03 | ≦0.03 | 0.35-0.65 |  | 8617H | - | AISI | 0.14-0.20 | 0.15-0.30 | 0.60-0.95 | ≦0.03 | ≦0.03 | 0.35-0.65 |  | 8620H | - | AISI | 0.17-0.23 | 0.15-0.30 | 0.6-0.9 | ≦0.03 | ≦0.03 | 0.35-0.65 |  | 8622H | - | AISI | 0.19-0.25 | 0.15-0.30 | 0.6-0.9 | ≦0.03 | ≦0.03 | 0.35-0.65 |  | 21NiCrMo2 | 1654 | DIN | 0.17-0.23 | 0.15-0.40 | 0.5-0.9 | ≦0.03 | ≦0.03 | 0.35-0.65 |