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Low Alloy Steel A148 Gr 135-125
Chemical Composition
| Element | Symbol | Average Preferred Range % |
| Carbon | C | 0.25-0.35 |
| Manganese | Mn | 0.6-0.95 |
| Silicon | Si | 0.6 |
| Nickel | Ni | 0.4-0.8 |
| Chromium | Cr | 0.4-0.8 |
| Molybdenum | Mo | 0.15-0.30 |
| Iron | Fe | Balance |
Mechanical Properties
| Property | Metric Values | Imperial Values |
| Tensile Strength Min | 135 ksi | 930 MPa |
| Yield Strength Min | 125 ksi | 860 MPa |
| Elongation Min % | 9% | 9% |
| Hardness (Brinell) | 269-311HB | 269-311HB |
Comparative Specifications
Applicable Casting Processes