Alloy Steel 4140/1.7225/42CrMo/SCM440/42CrMo4
1.Steel Grade: 4140/1.7225/42CrMo/SCM440/42CrMo4
2.Specification :
Diameter (mm) Length (mm)
Round bars 12~30004000~6000 Hot rolled280~1000 3000~5800 Forged
Thickness(mm) Width(mm) Length (mm)
Flat bars/blocks 20~60050~10001000~5800
3.Delivery condition:
1. EAF+LF+VD, rolled /forged, UT pass
2. Surface: black surface, turned surface and milling surface according to customer's requirements.
3. Heat treatment such as normalizing or annealing or Q/T can be done according to customer's technical specifications.
4.other steel grade we produce for alloy steel include: 4145, 4140, en19, 4340, en24, 1.2714, L6, 5CrMnMo, 5CrNiMo, 5CrNiMoV, 40CrNiMo,8620, 41Cr4, en31, 52100, 100Cr6, 38CrMoAl, F11, F22, F91 etc.
5.other alloy steel grade with Ni that we can produce: 20CrNiMo/8620, 34CrNiMo6, 5CrNiMo, 5CrNiMoV/1.2714, 15CrNi3Mo, 15CrNiMo, 16CrNi4Mo, 16NiCrMo16-5,17CrNiMo6,18CrNiMo5, 18CrNiMo7-6, 19CrNi5/19CN5, 34CrNi3Mo, 39NiCrMo3, 40CrNi, 8640, En26, En36, 45CrNiMoV, 1.2746, 1.2767 etc. also can produce according to customer per technical specification.
Alloy Steel 4140/1.7225/42CrMo/SCM440| Chemical Composition | | C | Si | Mn | Cr | Mo | P | S | Cu | Ni | | 0.38-0.45 | 0.17-0.37 | 0.50-0.80 | 0.90-1.20 | 0.15-0.25 | ≤0.035 | ≤0.035 | ≤0.30 | ≤0.30 | Mechanical Properties | |
Tensile Strength Rm,MPa | Yield Strength Rel,MPa | Elongation A,% | Reduction Z,% | I mpacting Energy Aku,J | HBW ≤ After annealing |
| ≥1080 | ≥930 | ≥12 | ≥45 | ≥63 | 217 |