USA SAE A 473 (2009) , A 473 S21900 Specialsteel Stainless Steel Forgings and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
| Category | Class | Grade | Type | Standard | Country | Application | 
|---|---|---|---|---|---|---|
| Steel Grades | Specialsteel | A 473 S21900 | Austenite | SAE | USA | Stainless Steel Forgings | 
| C | Si | Mn | P | S | Cr | Ni | N | 
|---|---|---|---|---|---|---|---|
| ≤0.08 | ≤1.00 | 8.00 -10.0 | ≤0.06 | ≤0.03 | 19.0 -21.0 | 5.50 -7.50 | 0.15 -0.40 | 
| 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) | 
|---|---|---|---|---|---|---|
| 673 (≥) | 565 (≥) | 14 | 42 | 41 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 443 | 
| 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 | - | - | 0.22 | - | |||
| 597 | 218 | - | 34.3 | 341 | - | ||
| 366 | - | 13 | 13.2 | 414 | 241 | 
Heat treated : 1311°C - 1192°C
| A 473 (2009) | Stainless Steel Forgings | A-473--(2009)--.pdf | 
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