ASTM A724 Steel Properties
The below table outlines the material properties for ASTM A724 material including the young's modulus, yield strength, ultimate strength and other relevant mechanical properties required for structural and mechanical design.
ASTM A724 Young's Modulus
The Young's Modulus of ASTM A724 is 29,000 ksi.
ASTM A724 Ultimate Strength
The Ultimate Strength of ASTM A724 ranges between 100 and 105 ksi.
ASTM A724 Yield Strength
The Yield Strength of ASTM A724 ranges between 70 and 75 ksi depending on the material grade. See the below tables to get your specific material grade material strength.
Carbon Steel Steel Properties
Grade A Material Properties
| Unit System | Young's Modulus, E | Density, ρ | Ultimate Strength, Fu | Yield Strength, Fy | Thermal Expansion Coef., α | Poisson's Ratio, ν |
|---|---|---|---|---|---|---|
| Metric | 200,000 MPa | 7,800 kg/m3 | 690 MPa | 485 MPa | 12 1/°C | 0.29 |
| Imperial | 29,000 ksi | 487 lb/ft3 | 100 ksi | 70 ksi | 6.67 1/°F | 0.29 |
Grade B Material Properties
| Unit System | Young's Modulus, E | Density, ρ | Ultimate Strength, Fu | Yield Strength, Fy | Thermal Expansion Coef., α | Poisson's Ratio, ν |
|---|---|---|---|---|---|---|
| Metric | 200,000 MPa | 7,800 kg/m3 | 725 MPa | 515 MPa | 12 1/°C | 0.29 |
| Imperial | 29,000 ksi | 487 lb/ft3 | 105 ksi | 75 ksi | 6.67 1/°F | 0.29 |
Grade C Material Properties
| Unit System | Young's Modulus, E | Density, ρ | Ultimate Strength, Fu | Yield Strength, Fy | Thermal Expansion Coef., α | Poisson's Ratio, ν |
|---|---|---|---|---|---|---|
| Metric | 200,000 MPa | 7,800 kg/m3 | 690 MPa | 485 MPa | 12 1/°C | 0.29 |
| Imperial | 29,000 ksi | 487 lb/ft3 | 100 ksi | 70 ksi | 6.67 1/°F | 0.29 |
