USA SAE A 581/A 581M (2009), A 581 S30310 Specialsteel Free-Machining Stainless Steel Wire and Wire Rods and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
| Category | Class | Grade | Type | Standard | Country | Application |
|---|---|---|---|---|---|---|
| Steel Grades | Specialsteel | A 581 S30310 | Austenite | SAE | USA | Free-Machining Stainless Steel Wire and Wire Rods |
| C | Mn | Si | P | S | Cr | Ni | Mo |
|---|---|---|---|---|---|---|---|
| ≤0.15 | 2.50 -4.50 | ≤1.00 | ≤0.02 | ≤0.25 | 17.00 -19.00 | 7.00 -10.00 | ≤0.60 |
| 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) |
|---|---|---|---|---|---|---|
| 959 (≥) | 949 (≥) | 44 | 33 | 13 | 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 |
|---|---|---|---|---|---|---|---|
| 33 | - | - | 0.21 | - | |||
| 349 | 613 | - | 44.3 | 441 | - | ||
| 271 | - | 32 | 43.2 | 222 | 224 |
Heat treated : 1646°C - 1296°C
| A 581/A 581M (2009) | Free-Machining Stainless Steel Wire and Wire Rods | A-581-A-581M-(2009).pdf |
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