1 / 5
Bildon Steel
Product Structure Principle
| Parameter | Description | Unit | Example Values |
|---|---|---|---|
| Steel Grade | Designation of the steel type | - | Q235, Q345, ASTM A36 |
| Yield Strength | Stress at which the steel begins to deform plastically | MPa | 235 for Q235, 345 for Q345 |
| Ultimate Tensile Strength | Maximum stress the steel can withstand before failure | MPa | 370 - 500 for Q235, 470 - 630 for Q345 |
| Elastic Modulus | Measure of the steel's stiffness in the elastic range | GPa | 206 for carbon steel |
| Poisson's Ratio | Ratio of lateral strain to axial strain under uniaxial stress | - | 0.3 for steel |
| Density | Mass per unit volume of the steel | kg/m³ | 7850 for carbon steel |
| Cross - Section Shape | Shape of the steel member cross - section | - | I - beam, H - beam, channel, angle |
| Cross - Section Dimensions | Width, height, thickness, etc. of the cross - section | mm | For an I - beam: height = 300 mm, width = 150 mm, flange thickness = 10 mm, web thickness = 8 mm |
| Moment of Inertia | Geometric property related to the cross - section's resistance to bending | mm⁴ | Varies depending on cross - section shape and dimensions |
| Section Modulus | Geometric property related to the cross - section's resistance to bending stress | mm³ | Varies depending on cross - section shape and dimensions |
| Torsional Constant | Property related to the cross - section's resistance to torsion | mm⁴ | Varies depending on cross - section shape and dimensions |
| Weld Strength | Strength of the welded joint, related to the welding process and materials | MPa | Depends on welding method, electrode type, etc. |
| Bolt Strength | Strength of bolts used for connections, specified by bolt grade | MPa | Grade 8.8 bolts have a minimum tensile strength of 800 MPa |