ASTM A677 47F280 Introduce
Tensile Strength: ASTM A677 47F280 specifies the minimum tensile strength that the fully processed non-oriented electrical steel should possess. This property measures the material's ability to withstand pulling forces without breaking and is crucial for maintaining structural integrity.
Smelting temperature:1362°C - 1675°C
Application:Fully processed non-oriented electrical steel
ASTM A677 47F280 Material Mechanical Properties
The mechanical properties of the ASTM A677 47F280 steel are as follows:
| YieldRp0.2 | ≤ 874 (MPa) |
| TeileRm | ≤ 319 (MPa) |
| ImpactKV/Ku | 12(J) |
| ElongationA | 43% |
| Reduction in cross section on fractureZ | 24% |
| As-Heat-Treated Condition | Solution and Aging, Annealing, Ausaging, Q+T,etc |
| Brinell hardness (HBW) | 243 |
ASTM A677 47F280 Material Thermal Properties
The thermal performance parameters of the ASTM A677 47F280 steel are as follows:
| Temperature (°C) | 34 | 522 | 912 |
| Modulus of elasticity (GPa) | - | 461 | - |
| Mean coefficient of thermal expaion ×10-6/(°C) | - | - | 14 |
| Thermal conductivity (W/m·°C) | - | 31.3 | 13.2 |
| Specific thermal capacity (J/kg·°C) | - | 214 | - |
| Specific electrical resistivity (Ω mm²/m) | 0.22 | - | - |
| Deity (kg/dm³) | - | - | 121 |
| Poisson’s coefficient, ν | - | - | 134 |