AISI 4130 Steel — Specifications & Listings
SAE/AISI — Chrome molybdenum steel, lower carbon than 4140
Grade Details
| Grade | AISI 4130 |
| Standard | SAE/AISI |
| Description | Chrome molybdenum steel, lower carbon than 4140 |
| Applications | Aircraft structures, pressure vessels, high tensile tubes |
Equivalent / Similar Grades
Chemical Composition (%)
| C |
Mn |
Cr |
Mo |
Si |
| 0.28–0.33 |
0.40–0.60 |
0.80–1.10 |
0.15–0.25 |
0.15–0.35 |
Mechanical Properties
| Tensile Strength |
670–900 MPa |
| Yield Strength |
≥520 MPa |
| Elongation |
≥16% |
| Hardness |
197–255 HB |
Typical Available Sizes
| Round Bar |
16mm–200mm dia |
| Flat Bar |
20×8mm–150×40mm |
Sizes are indicative. Contact seller for exact availability.
Active AISI 4130 Listings on M-EX