China Alloy Steel Round Bar 20cr, Alloy Steel Bar 20cr, Find details about China 20cr Steel Round Bar, Steel Bar from Alloy Steel Round Bar 20cr, Alloy Steel Bar 20cr
GB | ASTM/AISI/SAE | JIS | DIN | BS |
20Cr | 5120 | SCr420 | 20Cr4 | 527A19 |
GB | ASTM/AISI/SAE | JIS | DIN | BS |
40Cr | 5140 | SCr440 | 41Cr4(1.7035) | 530A40 |
Grade | C | Cr | Mn | Si | P | S | Ni | Cu | Mo |
≤ | |||||||||
20Cr | 0.18-0.24 | 0.70-1.00 | 0.50-0.80 | 0.17-0.37 | 0.035 | 0.035 | 0.30 | 0.30 | 0.15 |
SCr420 | 0.18-0.23 | 0.90-1.20 | 0.60-0.90 | 0.15-0.35 | 0.030 | 0.030 | 0.25 | 0. 30 | - |
5120 | 0.17-0.22 | 0.70-0.90 | 0.70-0.90 | 0.15-0.35 | 0.035 | 0.040 | - | - | - |
20Cr4 | 0.17-0.23 | 0.90-1.20 | 0.60-0.90 | 0.15-0.40 | 0.035 | 0.035 | - | - | - |
Grade | C | Cr | Mn | Si | P | S | Ni | Cu | Mo |
≤ | |||||||||
40Cr | 0.37-0.44 | 0.80-1.10 | 0.50-0.80 | 0.17-0.37 | 0.035 | 0.035 | 0.30 | 0.30 | 0.15 |
SCr440 | 0.38-0.43 | 0.90-1.20 | 0.60-0.90 | 0.15-0.35 | 0.030 | 0.030 | 0.25 | 0. 30 | - |
5140 | 0.38-0.43 | 0.70-0.90 | 0.70-0.90 | 0.15-0.35 | 0.035 | 0.040 | - | - | - |
41Cr4 | 0.38-0.45 | 0.90-1.20 | 0.60-0.90 | ≤0.40 | 0.025 | 0.035 | - | - | - |