| Brand Name | cunrui |
| Place of Origin | Jiangsu, China |
| Model Number | 4140 |
| Type | Alloy Steel Bar |
| Application | Structural Steel Bar |
| Technique | Forged, forged/hot rolled |
| Standard | AISI, ASTM, BS, DIN, GB, JIS |
| Alloy Or Not | Is Alloy |
| Special Use | Mold Steel |
| Steel Grade | alloy steel |
Description:
Size of AISI 4140 Steel Round Bar | ||||||||
Round bar | Diameter(mm) | Length (mm) |
| |||||
20~800 | 3000~9000 |
| ||||||
Plate | Thickness(mm) | Width (mm) | Length (mm) | |||||
Max:800 | Max:2200 | Max:9000 | ||||||
The special size can be customized. | ||||||||
Chemical Compositions | ||||||||
Grade | C | Si | Mn | P | S | Cr | Mo | Ni |
42CrMo | 0.38~0.45 | 0.17~0.37 | 0.50~0.8 | ≤0.035 | ≤0.035 | 0.9~1.2 | 0.15-0.25 | ≤0.3 |
4140 | 0.40~0.45 | 0.15~0.35 | 0.75~1.0 | ≤0.035 | ≤0.040 | 0.8~1.1 | 0.15-0.25 | - |
| 1.7225 | 0.38~0.45 | ≤0.40 | 0.60~0.9 | ≤0.025 | ≤0.035 | 0.9~1.2 | 0.15-0.30 | |
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