USA ASTM B 637 (2012), B 637 N07718 Superalloys Precipitation-Hardening and Cold Worked Nickel Alloy Bars, Forgings, and Forging Stock for Moderate or High Temperature Service and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
Category | Class | Grade | Standard | Country | Application |
---|---|---|---|---|---|
Steel Grades | Superalloys | B 637 N07718 | ASTM | USA | Precipitation-Hardening and Cold Worked Nickel Alloy Bars, Forgings, and Forging Stock for Moderate or 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) |
---|---|---|---|---|---|---|
916 (≥) | 598 (≥) | 34 | 12 | 31 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 124 |
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 |
---|---|---|---|---|---|---|---|
31 | - | - | 0.31 | - | |||
767 | 597 | - | 41.3 | 313 | - | ||
192 | - | 23 | 34.2 | 442 | 333 |
Heat treated : 1663°C - 1726°C
Grade | Standard | Country | Application |
---|---|---|---|
NiCr19Fe19Nb5Mo3 |
B 637 (2012) | Precipitation-Hardening and Cold Worked Nickel Alloy Bars, Forgings, and Forging Stock for Moderate or High Temperature Service | B-637-(2012).pdf |
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