Korea KS D 3531 (2007), D 3532 (2002), NCF750 Specialsteel Corrosion - resisting and heat - resisting superalloy plates and sheets and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
| Category | Class | Grade | Standard | Country | Application |
|---|---|---|---|---|---|
| Steel Grades | Specialsteel | NCF750 | KS | Korea | Corrosion - resisting and heat - resisting superalloy plates and sheets |
| C | Si | Mn | P | S | Cr | Ni | Cu | Al | Ti | Fe | Nb+Ta |
|---|---|---|---|---|---|---|---|---|---|---|---|
| ≤0.08 | ≤0.50 | ≤1.00 | ≤0.030 | ≤0.015 | 14.00 -17.00 | 70.00 - ≥ | ≤0.50 | 0.40 -1.00 | 2.25 -2.75 | 5.00 -9.00 | 0.70 -1.20 |
| 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) |
|---|---|---|---|---|---|---|
| 824 (≥) | 576 (≥) | 42 | 14 | 21 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 144 |
| 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 |
|---|---|---|---|---|---|---|---|
| 44 | - | - | 0.21 | - | |||
| 926 | 411 | - | 43.3 | 332 | - | ||
| 194 | - | 13 | 23.2 | 331 | 222 |
Heat treated : 1443°C - 1233°C
| D 3531 (2007) | Corrosion - resisting and heat - resisting superalloy bars | D-3531-(2007).pdf |
| D 3532 (2002) | Corrosion - resisting and heat - resisting superalloy plates and sheets | D-3532-(2002).pdf |
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