USA ASTM SAE AMS 6303H (2012), SAE AMS 6436C (2001), 17-22-A V Specialsteel Steel Bars and Forgings, Low Alloy, Heat-Resistant 0.65Si - 1.25Cr - 0.50Mo - 0.85V (0.25 - 0.30C) and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
Category | Class | Grade | Type | Standard | Country | Application |
---|---|---|---|---|---|---|
Steel Grades | Specialsteel | 17-22-A V | Precipitation-Hardening | ASTM | USA | Steel Bars and Forgings, Low Alloy, Heat-Resistant 0.65Si - 1.25Cr - 0.50Mo - 0.85V (0.25 - 0.30C) |
C | Si | Mn | P | S | Ni | Cr | Al | Cu | Ti | Fe | V | Mo |
---|---|---|---|---|---|---|---|---|---|---|---|---|
≤0.28 | ≤0.65 | ≤0.75 | ≤ ≥ | ≤ ≥ | ≤ ≥ | ≤1.25 | ≤ ≥ | ≤ ≥ | ≤ ≥ | remaining - ≥ | ≤0.85 | ≤0.50 |
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) |
---|---|---|---|---|---|---|
282 (≥) | 443 (≥) | 11 | 42 | 23 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 342 |
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 |
---|---|---|---|---|---|---|---|
33 | - | - | 0.41 | - | |||
198 | 122 | - | 44.3 | 424 | - | ||
582 | - | 33 | 43.2 | 244 | 134 |
Heat treated : 1149°C - 1461°C
SAE AMS 6303H (2012) | Steel Bars and Forgings, Low Alloy, Heat-Resistant 0.65Si - 1.25Cr - 0.50Mo - 0.85V (0.25 - 0.30C) | SAE-AMS-6303H-(2012).pdf |
SAE AMS 6436C (2001) | Sheet, Strip and Plate, Low-alloy, Heat Resistant, 0,65Si - 1,25Cr - 0,50Mo - 0,85V - (0,25-0,30C) | SAE-AMS-6436C-(2001).pdf |
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