USA SAE A 312/A 312M (2009) , A 312 TP309 Specialsteel Seamless, Welded, and Heavily Cold Worked Austenitic Stainless Steel Pipes and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
| Category | Class | Grade | Type | Standard | Country | Application |
|---|---|---|---|---|---|---|
| Steel Grades | Specialsteel | A 312 TP309 | Austenite | SAE | USA | Seamless, Welded, and Heavily Cold Worked Austenitic Stainless Steel Pipes |
| C | Si | Mn | P | S | Cr | Ni |
|---|---|---|---|---|---|---|
| ≤0.20 | ≤1.00 | ≤2.00 | ≤0.045 | ≤0.03 | 22.0 -24.0 | 12.0 -15.0 |
| 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) |
|---|---|---|---|---|---|---|
| 446 (≥) | 864 (≥) | 42 | 42 | 34 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 411 |
| 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 |
|---|---|---|---|---|---|---|---|
| 21 | - | - | 0.33 | - | |||
| 282 | 775 | - | 43.3 | 421 | - | ||
| 478 | - | 44 | 41.2 | 441 | 444 |
Heat treated : 1138°C - 1343°C
| Grade | Standard | Country | Application |
|---|---|---|---|
| 1.2309 | |||
| 1.4309 | |||
| 1.6309 | |||
| 1.6309 | |||
| 1.4309 | |||
| 309 | |||
| S30900 | |||
| 309S | |||
| S30908 | |||
| 309HD | |||
| S30909 | |||
| 309Cb | |||
| S30940 | |||
| 309HCb | |||
| S30941 | |||
| 309 | |||
| S30900 | |||
| S30908 | |||
| 309S | |||
| S30909 |
| A 312/A 312M (2009) | Seamless, Welded, and Heavily Cold Worked Austenitic Stainless Steel Pipes | A-312-A-312M--(2009)-.pdf |
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