USA ASTM SAE AMS 5860F (2006), Custom 455 Specialsteel Steel, Corrosion-Resistant, Sheet, Strip, and Plate 12Cr - 8.5Ni - 0.30Cb - 1.1Ti - 2.0Cu Multiple Melted, Solution Heat Treated, Precipitation Hardenable and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
| Category | Class | Grade | Type | Standard | Country | Application | 
|---|---|---|---|---|---|---|
| Steel Grades | Specialsteel | Custom 455 | Precipitation-Hardening | ASTM | USA | Steel, Corrosion-Resistant, Sheet, Strip, and Plate 12Cr - 8.5Ni - 0.30Cb - 1.1Ti - 2.0Cu Multiple Melted, Solution Heat Treated, Precipitation Hardenable | 
| C | Si | Mn | P | S | Ni | Cr | Al | Cu | Ti | Fe | Mo | Co | Nb | B | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ≤0.02 | ≤ ≥ | ≤ ≥ | ≤ ≥ | ≤ ≥ | ≤8.50 | ≤12.00 | ≤ ≥ | ≤2.00 | ≤1.15 | ≤remaining | ≤ ≥ | ≤ ≥ | ≤0.38 | ≤0.003 | 
| 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) | 
|---|---|---|---|---|---|---|
| 888 (≥) | 519 (≥) | 11 | 11 | 13 | 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 | 
|---|---|---|---|---|---|---|---|
| 42 | - | - | 0.11 | - | |||
| 751 | 853 | - | 43.3 | 424 | - | ||
| 498 | - | 23 | 43.2 | 442 | 421 | 
Heat treated : 1395°C - 1733°C
| Grade | Standard | Country | Application | 
|---|---|---|---|
| Custom455(XM-16) | 
| SAE AMS 5860F (2006) | Steel, Corrosion-Resistant, Sheet, Strip, and Plate 12Cr - 8.5Ni - 0.30Cb - 1.1Ti - 2.0Cu Multiple Melted, Solution Heat Treated, Precipitation Hardenable | SAE-AMS-5860F-(2006).pdf | 
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