Manganese Steel ASTM A128 Grade A
Chemical Composition
| Element | Symbol | Average Preferred Range % |
|---|---|---|
| Carbon | C | 1.05-1.35 |
| Manganese | Mn | 11 |
| Silicon | Si | 1 |
| Phosphorus | P | 0.07 |
| Iron | Fe | Balance |
Mechanical Properties
| Property | Metric Values | Imperial Values |
|---|---|---|
| Tensile Strength Min | 113 ksi | 780 MPa |
| Yield Strength Min | 58 ksi | 400 MPa |
| Elongation Min % | 30% | 30% |
| Hardness (Brinell) | 240-600HB | 240-600HB |
Comparative Specifications
- ASTM / SAE: A128 Grade A / A12875
- DIN: GX120Mn12
- Afnor: Z120M12
- EN (EU/US): 1.3401 X120Mn12
- GB (Chinese Standard): GB/T 5680
- ISO (International): ISO13521 Gr GX120M13
- BS (British Standard): BW10
- UNS: J91109
Applicable Casting Processes
- Chemically Bonded Sand Casting
Steels
Low Alloy Steels
Hadfield Steel /
Manganese Steel
Manganese Steel
Carbon Steels
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