C(%) | Si(%) | Mn(%) | P(%) | S(%) | Cr(%) | 0.30-0.37 | 0.30-0.37 | 0.30-0.37 | 0.30-0.37 | 0.30-0.37 | 0.30-0.37 | 0.30-0.37 | 0.30-0.37 | 0.30-0.37 | 0.30-0.37 |
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Chromium Steels for Machine Structural use
Steel Type | Standard | Country Code | C(%) | Si(%) | Mn(%) | P(%) | S(%) | Cr(%) | Ni(%) | ≦0.03 | 0.9-1.2 | ≦0.25 | SCr430 | 3231 | CNS | 0.28-0.33 | 0.15-0.35 | 0.60-0.85 | ≦0.03 | ≦0.03 | 0.9-1.2 | ≦0.25 | 30Cr | 3077 | GB | 0.27-0.34 | 0.17-0.37 | 0.50-0.80 | ≦0.035 | ≦0.03 | 0.9-1.2 | ≦0.25 | SCr430 | G4104 | JIS | 0.28-0.33 | 0.15-0.35 | 0.60-0.85 | ≦0.03 | ≦0.03 | 0.9-1.2 | ≦0.25 | 5130 | - | AISI | 0.28-0.33 | 0.15-0.30 | 0.70-0.90 | ≦0.035 | ≦0.03 | 0.9-1.2 | ≦0.25 | 5132 | - | AISI | 0.30-0.35 | 0.15-0.30 | 0.60-0.80 | ≦0.035 | ≦0.03 | 0.9-1.2 | ≦0.25 | 34Cr4 | 17200 | DIN | 0.30-0.37 | 0.15-0.40 | 0.60-0.90 | ≦0.035 | ≦0.03 | 0.9-1.2 | ≦0.25 | SCr435H | 11999 | CNS | 0.32-0.39 | 0.15-0.35 | 0.55-0.90 | ≦0.03 | ≦0.03 | 0.9-1.2 | ≦0.25 | 35Cr | 3077 | GB | 0.32-0.39 | 0.17-0.37 | 0.50-0.80 | ≦0.035 | ≦0.03 | 0.9-1.2 | ≦0.25 | SCr435H | G4052 | JIS | 0.32-0.39 | 0.15-0.35 | 0.55-0.90 | ≦0.03 | ≦0.03 | 0.9-1.2 | ≦0.25 | 5135H | A304 | ASTM | 0.32-0.38 | 0.15-0.35 | 0.5-0.9 | ≦0.035 | ≦0.03 | 0.9-1.2 | ≦0.25 | 5135H | - | AISI | 0.32-0.38 | 0.15-0.35 | 0.5-0.9 | ≦0.03 | ≦0.03 | 0.9-1.2 | ≦0.25 | 37Cr4 | 17200 | DIN | 0.34-0.41 | 0.15-0.40 | 0.60-0.90 | ≦0.035 | ≦0.03 | 0.9-1.2 | ≦0.25 | 37CrS4 | 17200 | DIN | 0.30-0.37 | 0.15-0.40 | 0.6-0.9 | ≦0.035 | ≦0.03 | 0.9-1.2 | ≦0.25 | SCr430H | 11999 | CNS | 0.27-0.34 | 0.15-0.35 | 0.55-0.90 | ≦0.03 | ≦0.03 | 0.9-1.2 | ≦0.25 | SCr430H | G4052 | JIS | 0.27-0.34 | 0.15-0.35 | 0.55-0.90 | ≦0.03 | ≦0.03 | 0.9-1.2 | ≦0.25 | 5130H | A304 | ASTM | 0.27-0.33 | 0.15-0.35 | 0.6-1.1 | ≦0.035 | ≦0.03 | 0.9-1.2 | ≦0.25 | 5130H | - | AISI | 0.27-0.33 | 0.15-0.30 | 0.6-1.1 | ≦0.035 | ≦0.03 | 0.9-1.2 | ≦0.25 | 5132H | - | AISI | 0.29-0.35 | 0.15-0.30 | 0.5-0.9 | ≦0.035 | ≦0.03 | 0.9-1.2 | ≦0.25 | 34CrS4 | 17200 | DIN | 0.30-0.37 | 0.15-0.40 | 0.6-0.9 | ≦0.035 | ≦0.03 | 0.9-1.2 | ≦0.25 |
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SCr445 | SCr415H | 37CrS4 | SCr435H | 5132H | 5120H | 5135 | SCr415 | 5120H | SCr430 | SMnC420 | 5140 | SCr420H | 20MnCr5 | 5135H | SCr445 | 5115 | SCr440 | 41CrS4 | 41CrS4 |
S43C | 3415 | 20CrMnSi | No.25 | SCMnM3B | B107 | 6150 | G-CuPb20Sn | SNC236 | SG365 |