The mechanical properties of Q/B B35A440 is in line with Q/B B35A440 . The main properties as below:
| Yield Rp0.2 (MPa) | Tensile Rm (MPa) | Impact KV/Ku (J) | Elongation A (%) | Reduction in cross section on fracture Z (%) | As-Heat-Treated Condition | Brinell hardness (HBW) |
|---|---|---|---|---|---|---|
| 594 (≥) | 341 (≥) | 24 | 21 | 11 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 231 |
Q/B B35A440 Physical
The physical properties of Q/B B35A440 steel incorporate high quality, low weight, solidness, ductility and protection from erosion.
| Temperature (°C) | Modulus of elasticity (GPa) | Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and | Thermal conductivity (W/m·°C) | Specific thermal capacity (J/kg·°C) | Specific electrical resistivity (Ω mm²/m) | Density (kg/dm³) | Poisson’s coefficient, ν |
|---|---|---|---|---|---|---|---|
| 13 | - | - | 0.43 | - | |||
| 863 | 231 | - | 31.3 | 323 | - | ||
| 979 | - | 43 | 24.2 | 341 | 332 |
The resistance of B35A440 to damage under load is called its mechanical properties. The mechanical properties of steel materials are the main basis for the design and material selection of parts. The mechanical properties of steel materials will be different with different loading properties (such as tension, compression, torsion, impact and cyclic loads). Common mechanical properties include strength, plasticity, hardness, impact toughness, multiple impact resistance and fatigue limit.
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