Low Alloy Steel ASTM A148 Gr 80-50
Chemical Composition
| Element | Symbol | Average Preferred Range % |
|---|---|---|
| Carbon | C | 0-0.25 |
| Manganese | Mn | 1.25-1.45 |
| Silicon | Si | 0-0.60 |
| Nickel | Ni | 0.25-0.4 |
| Chromium | Cr | 0.70-0.90 |
| Molybdenum | Mo | 0.15-0.25 |
| Sulfur | S | 0-0.06 |
| Iron | Fe | Balance |
Mechanical Properties
| Property | Metric Values | Imperial Values |
|---|---|---|
| Tensile Strength Min | 80 ksi | 550 MPa |
| Yield Strength Min | 50 ksi | 345 MPa |
| Elongation Min % | 22% | 22% |
| Hardness (Brinell) | 170-197HB | 170-197HB |
Comparative Specifications
- ASTM / SAE: A148 Gr 80-50 / SAE 148 80-50
- DIN: GS60
- EN (EU/US): 1.0591 GE320
- BS (British Standard): BS 3100 A4
- GB (Chinese Standard): ZG 310-570
- ISO (International) / UNS: ISO 4990 / D50500
Applicable Casting Processes
- Chemically Bonded Sand Casting
- Investment Casting
- Shell Casting
Steels
Low Alloy Steels
Hadfield Steel /
Manganese Steel
Manganese Steel
Carbon Steels
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