SMn438 Steel — Specifications & Listings
JIS G4052 — Japanese manganese structural steel
Grade Details
| Grade | SMn438 |
| Standard | JIS G4052 |
| Description | Japanese manganese structural steel |
| Applications | Agricultural equipment, heavy duty shafts |
Equivalent / Similar Grades
Chemical Composition (%)
| C |
Si |
Mn |
S |
P |
| 0.35–0.41 |
0.15–0.35 |
1.35–1.65 |
≤0.030 |
≤0.030 |
Mechanical Properties
| Tensile Strength |
≥690 MPa |
| Yield Strength |
≥540 MPa |
| Elongation |
≥15% |
Typical Available Sizes
| Round Bar |
16mm–200mm dia |
| Flat Bar |
20×8mm–150×35mm |
Sizes are indicative. Contact seller for exact availability.
Active SMn438 Listings on M-EX