USA ASTM B 670 (2007), B 670 N07718 Superalloys Precipitation-Hardening Nickel Alloy (UNS N07718) Plate, Sheet, and Strip for High-Temperature Service and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
| Category | Class | Grade | Standard | Country | Application |
|---|---|---|---|---|---|
| Steel Grades | Superalloys | B 670 N07718 | ASTM | USA | Precipitation-Hardening Nickel Alloy (UNS N07718) Plate, Sheet, and Strip for High-Temperature Service |
| C | Cr | Mo | Ni | Al | Nb | Fe | Si | Mn | P | S | B |
|---|---|---|---|---|---|---|---|---|---|---|---|
| ≤0.03 | 17.0 -21.0 | 2.80 -3.30 | 50.0 -55.0 | 0.20 -0.60 | 4.75 -5.50 | ≤Bal | ≤0.35 | ≤0.35 | ≤0.015 | ≤0.015 | ≤0.006 |
| 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) |
|---|---|---|---|---|---|---|
| 814 (≥) | 185 (≥) | 42 | 34 | 44 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 232 |
| 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 |
|---|---|---|---|---|---|---|---|
| 24 | - | - | 0.21 | - | |||
| 475 | 869 | - | 43.3 | 344 | - | ||
| 419 | - | 22 | 22.2 | 233 | 441 |
Heat treated : 1214°C - 1754°C
| Grade | Standard | Country | Application |
|---|---|---|---|
| NiCr19Fe19Nb5Mo3 |
| B 670 (2007) | Precipitation-Hardening Nickel Alloy (UNS N07718) Plate, Sheet, and Strip for High-Temperature Service | B-670-(2007).pdf |
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