USA SAE A 582/A 582M (2012), A 582 S18200 Specialsteel Standard Specification for Free-Machining Stainless Steel Bars and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
| Category | Class | Grade | Type | Standard | Country | Application | 
|---|---|---|---|---|---|---|
| Steel Grades | Specialsteel | A 582 S18200 | Ferrite | SAE | USA | Standard Specification for Free-Machining Stainless Steel Bars | 
| C | Mn | Si | P | S | Cr | Ni | Mo | 
|---|---|---|---|---|---|---|---|
| ≤0.08 | 1.25 -2.50 | ≤1.00 | ≤0.04 | ≤0.15 | 17.50 -19.50 | ≤ ≥ | 1.50 -2.50 | 
| 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) | 
|---|---|---|---|---|---|---|
| 984 (≥) | 531 (≥) | 23 | 43 | 33 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 324 | 
| 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 | 
|---|---|---|---|---|---|---|---|
| 13 | - | - | 0.31 | - | |||
| 281 | 855 | - | 32.3 | 342 | - | ||
| 372 | - | 41 | 44.2 | 113 | 431 | 
Heat treated : 1857°C - 1251°C
| Grade | Standard | Country | Application | 
|---|---|---|---|
| X4NiCrMoCuNb20-18-2 | |||
| X2CrNiTi18-2 | |||
| X85CrMoV 18-2 | |||
| X2CrMoTi 18-2 | |||
| X2CrMoTiS 18-2 | |||
| 18-2Mn | |||
| 18-18-2 | |||
| X2CrMoTi18-2 | |||
| X2CrMoTi18-2 | |||
| X85CrMoV18-2 | |||
| X2CrAlTi18-2 | |||
| X2CrAlTi18-2 | |||
| X85CrMoV18-2 | |||
| S18200 | |||
| S18200 | 
| A 582/A 582M (2012) | Standard Specification for Free-Machining Stainless Steel Bars | A-582-A-582M-(2012).pdf | 
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