GB RQTSi5 GB 9437 Introduction
RQTSi5 steel sheet, RQTSi5 steel density, RQTSi5 grade, RQTSi5 specification, RQTSi5 chemistry, RQTSi5 equivalent, RQTSi5 steel equivalent, RQTSi5 yield strength, RQTSi5 steel plate thickness chart, GB RQTSi5 GB 9437 physical properties,Mechanical Properties of GB RQTSi5 GB 9437 Steel
Application: Heat resistant cast iron.
Heat treated: 1775°C - 1397°C.
GB RQTSi5 GB 9437 Mechanical Properties
| 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) |
|---|---|---|---|---|---|---|
| 161 (≥) | 667 (≥) | 31 | 41 | 22 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 333 |
GB RQTSi5 GB 9437 Physical Properties
The GB RQTSi5 GB 9437 material physical properties shall comply with the values given in the following table.
| 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 |
|---|---|---|---|---|---|---|---|
| 22 | - | - | 0.34 | - | |||
| 765 | 796 | - | 31.3 | 442 | - | ||
| 451 | - | 43 | 34.2 | 143 | 121 |
