Japan JIS G 4901 (2008), NCF 80A Specialsteel Corrosion-resisting and heat-resisting superalloy bars and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
| Category | Class | Grade | Standard | Country | Application |
|---|---|---|---|---|---|
| Steel Grades | Specialsteel | NCF 80A | JIS | Japan | Corrosion-resisting and heat-resisting superalloy bars |
| C | Si | Mn | P | S | Cr | Ni | Cu | Al | Ti | Fe |
|---|---|---|---|---|---|---|---|---|---|---|
| 0.04 -0.10 | ≤1.00 | ≤1.00 | ≤0.03 | ≤0.015 | 18.00 -21.00 | remaining - ≥ | ≤0.20 | 1.00 -1.80 | 1.80 -2.70 | ≤ ≥ |
| 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) |
|---|---|---|---|---|---|---|
| 636 (≥) | 461 (≥) | 12 | 13 | 24 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 213 |
| 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 |
|---|---|---|---|---|---|---|---|
| 12 | - | - | 0.33 | - | |||
| 947 | 418 | - | 44.3 | 411 | - | ||
| 697 | - | 43 | 21.2 | 211 | 221 |
Heat treated : 1738°C - 1275°C
| G 4901 (2008) | Corrosion-resisting and heat-resisting superalloy bars | G-4901-(2008).pdf |
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