China Bolts Material 42CrMo4 SAE4140 ASTM A193 B7 Alloy Steel Bar, Find details about China Steel Bar, Alloy Steel from Bolts Material 42CrMo4 SAE4140 ASTM A193 B7 Alloy Steel Bar
Grade | C | Si | Mn | P | S | Cr | Mo |
42CrMo4 | 0.38-0.45 | 0.17-0.37 | 0.40-0.70 | ≤0.035 | ≤0.035 | 0.90-1.20 | 0.15-0.25 |
1.7225 | 0.38-0.45 | ≤0.40 | 0.60-0.90 | ≤0.025 | ≤0.035 | 0.90-1.20 | 0.15-0.30 |
4140 | 0.38-0.43 | 0.15-0.35 | 0.75-1.00 | ≤0.035 | ≤0.040 | 0.80-1.10 | 0.15-0.25 |
Commodity delivery condition | Dimensions |
Hot rolled steel round bars | 10mm to 350mm |
Forged steel round bars | 200mm to 800mm |
Forged steel square block | 200mm*200mm to 500mm*500mm |
Forged steel flat block | (150mm to 500mm)*(200mm to 500mm) |
Hot rolled and peeled or turned steel bright bars | 20mm to 800mm |