USA SAE ASTM A 473 , A 473 303 Se Specialsteel Austenitic stainless steel forgings for general use and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
| Category | Class | Grade | Type | Standard | Country | Application |
|---|---|---|---|---|---|---|
| Steel Grades | Specialsteel | A 473 303 Se | Austenite | SAE | USA | Austenitic stainless steel forgings for general use |
| C | Si | Mn | P | S | Cr | Ni | Se |
|---|---|---|---|---|---|---|---|
| ≤0.15 | ≤1.00 | ≤2.00 | ≤0.2 | ≤0.06 | 17.0 -19.0 | 8.00 -10.0 | 0.15 - ≥ |
| 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) |
|---|---|---|---|---|---|---|
| 322 (≥) | 971 (≥) | 22 | 44 | 41 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 244 |
| 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 |
|---|---|---|---|---|---|---|---|
| 12 | - | - | 0.12 | - | |||
| 543 | 346 | - | 41.3 | 441 | - | ||
| 512 | - | 32 | 14.2 | 233 | 143 |
Heat treated : 1855°C - 1788°C
| ASTM A 473 | Austenitic stainless steel forgings for general use | ASTM-A-473-.pdf |
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