STRUCTURAL STEEL AND MISC ITEMS
| Material Type | Structural Steel |
| Density | 7.85 g/cm³ |
| Tensile Strength | 400-550 MPa |
| Yield Strength | 250 MPa (minimum) |
| Elongation | 20% (minimum) |
| Modulus of Elasticity | 200 GPa |
| Poisson's Ratio | 0.3 |
| Thermal Conductivity | 50.2 W/mK |
| Coefficient of Thermal Expansion | 11.7 x 10^-6 /°C |
| Melting Point | 1370-1530°C |
| Surface Treatment | Hot-dip galvanized, black oxide coating, painted, or powder-coated |
| Common Shapes | I-beams, H-beams, channels, angles, plates, and sheets |