USA UNS SAE AMS 5763D (2010), Custom 450 Specialsteel Steel, Corrosion Resistant Bars, Forgings, Tubing, and Rings 15Cr - 6.5Ni - 0.75Mo - 0.50 (Cb + Ta) - 1.5Cu Solution Heat Treated and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
| Category | Class | Grade | Type | Standard | Country | Application | 
|---|---|---|---|---|---|---|
| Steel Grades | Specialsteel | Custom 450 | Precipitation-Hardening | UNS | USA | Steel, Corrosion Resistant Bars, Forgings, Tubing, and Rings 15Cr - 6.5Ni - 0.75Mo - 0.50 (Cb + Ta) - 1.5Cu Solution Heat Treated | 
| C | Si | Mn | P | S | Ni | Cr | Al | Cu | Ti | Fe | Mo | Co | Nb | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ≤0.05 | ≤1.00 | ≤1.00 | ≤ ≥ | ≤ ≥ | 5.00 -7.00 | 14.00 -16.00 | ≤ ≥ | 1.25 -1.75 | ≤ ≥ | ≤ ≥ | 0.50 -1.00 | ≤ ≥ | ≤ ≥ | 
| 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) | 
|---|---|---|---|---|---|---|
| 852 (≥) | 879 (≥) | 22 | 42 | 44 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 322 | 
| 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 | 
|---|---|---|---|---|---|---|---|
| 21 | - | - | 0.24 | - | |||
| 534 | 573 | - | 34.3 | 412 | - | ||
| 546 | - | 41 | 33.2 | 123 | 313 | 
Heat treated : 1374°C - 1528°C
| Grade | Standard | Country | Application | 
|---|---|---|---|
| Custom450(XM-25) | 
| SAE AMS 5763D (2010) | Steel, Corrosion Resistant Bars, Forgings, Tubing, and Rings 15Cr - 6.5Ni - 0.75Mo - 0.50 (Cb + Ta) - 1.5Cu Solution Heat Treated | SAE-AMS-5763D-(2010).pdf | 
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