The "Type" in the A533 standard indicates the specific chemical composition, with Type B being a manganese-molybdenum-nickel variation. The material also has "Grades" (A, B, C, D, E) and "Classes" (1, 2, 3) that denote different strength levels.
Class 1 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 | 620 MPa | 345 MPa | 12 1/°C | 0.29 |
| Imperial | 29,000 ksi | 487 lb/ft3 | 90 ksi | 50 ksi | 6.67 1/°F | 0.29 |
Class 2 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 | 708 MPa | 485 MPa | 12 1/°C | 0.29 |
| Imperial | 29,000 ksi | 487 lb/ft3 | 102 ksi | 70 ksi | 6.67 1/°F | 0.29 |
Class 3 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 | 775 MPa | 570 MPa | 12 1/°C | 0.29 |
| Imperial | 29,000 ksi | 487 lb/ft3 | 113 ksi | 83 ksi | 6.67 1/°F | 0.29 |
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