USA UNS SAE AMS 6304L (2012), SAE AMS 6305F (2012), SAE J 467 (1968), 17-22-A Specialsteel Special Purpose Alloys ("Superalloys") and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
| Category | Class | Grade | Type | Standard | Country | Application | 
|---|---|---|---|---|---|---|
| Steel Grades | Specialsteel | 17-22-A | Precipitation-Hardening | UNS | USA | Special Purpose Alloys ("Superalloys") | 
| C | Si | Mn | P | S | Ni | Cr | Al | Cu | Ti | Fe | V | Mo | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ≤0.45 | ≤0.65 | ≤0.55 | ≤ ≥ | ≤ ≥ | ≤ ≥ | ≤12.50 | ≤ ≥ | ≤ ≥ | ≤ ≥ | remaining - ≥ | ≤0.30 | ≤0.55 | 
| 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) | 
|---|---|---|---|---|---|---|
| 494 (≥) | 781 (≥) | 14 | 14 | 43 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 213 | 
| 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 | 
|---|---|---|---|---|---|---|---|
| 32 | - | - | 0.44 | - | |||
| 943 | 156 | - | 44.3 | 221 | - | ||
| 465 | - | 21 | 12.2 | 233 | 422 | 
Heat treated : 1419°C - 1678°C
| SAE AMS 6304L (2012) | Low-Alloy Steel, Heat-Resistant, Bars, Forgings, and Tubing 0.95Cr - 0.55Mo - 0.30V (0.40 - 0.50C) | SAE-AMS-6304L-(2012).pdf | 
| SAE AMS 6305F (2012) | Steel, Heat-Resistant, Bars, Forgings, and Tubing 0.95Cr - 0.55Mo - 0.30V (0.40 - 0.50C) Vacuum Arc Remelted | SAE-AMS-6305F-(2012).pdf | 
| SAE J 467 (1968) | Special Purpose Alloys ("Superalloys") | SAE-J-467-(1968).pdf | 
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