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Chemical composition(mass fraction)(wt.%) of the AMS 6481
Elements | Min.(≥) | Max.(≤) |
---|---|---|
C(CarBon) | - | 0.35 |
Cr | - | 3.0 |
Mo | - | 1.0 |
V | - | 0.25 |
Mechanical properties of grade AMS 6481
Yield Rp0.2(MPa) | Tensile Rm(MPa) | Impact KV (J) | Elongation A (%) | Reduction in cross section on fracture Z (%) | As-Heat-Treated Condition | HBW |
---|---|---|---|---|---|---|
697 (≥) | 448 (≥) | 22 | 11 | 12 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 213 |
Physical properties of grade AMS 6481
Property | Density kg/dm3 | Temperature T °C/F | Specific heat J / kgK | Thermal conductivity W/mK | Electric resistance µΩ·cm |
---|---|---|---|---|---|
896 (≥) | 515 (≥) | 14 | 21 | 34 | Solution and Aging, Annealing, Ausaging, Q+T,etc |
Temp. °C/°F | Creep strain limit (10000h) (Rp1,0) N/mm2 | Creep rupture strength (10000h) (Rp1,0) N/mm2 | - | - | - |
456 | 718 | 795 | - | - |
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