China GB GB 4238 (1992) , GB/T 1221 (1992), 1Cr20Ni14Si2 Specialsteel Heat-resisting steel sheets and plates and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
| Category | Class | Grade | Type | Standard | Country | Application |
|---|---|---|---|---|---|---|
| Steel Grades | Specialsteel | 1Cr20Ni14Si2 | Austenite | GB | China | Heat-resisting steel sheets and plates |
| C | Si | Mn | P | S | Ni | Cr |
|---|---|---|---|---|---|---|
| ≤0.20 | 1.50 -2.50 | ≤1.50 | ≤0.035 | ≤0.030 | 12.00 -15.00 | 19.00 -22.00 |
| 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) |
|---|---|---|---|---|---|---|
| 728 (≥) | 349 (≥) | 21 | 21 | 14 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 422 |
| 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 |
|---|---|---|---|---|---|---|---|
| 43 | - | - | 0.33 | - | |||
| 158 | 718 | - | 44.3 | 431 | - | ||
| 228 | - | 23 | 23.2 | 121 | 341 |
Heat treated : 1191°C - 1675°C
| GB 4238 (1992) | Heat-resisting steel sheets and plates | GB-4238--(1992)-.pdf |
| GB/T 1221 (1992) | Heat-resisting steel bars | GB-T-1221--(1992).pdf |
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