USA SAE A 312/A 312M (2012), A 312 S32654 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 S32654 | Austenite | SAE | USA | Seamless, Welded, and Heavily Cold Worked Austenitic Stainless Steel Pipes | 
| C | Mn | Si | P | S | Cr | Ni | Cu | N | 
|---|---|---|---|---|---|---|---|---|
| ≤0.02 | 2.00 -4.00 | ≤0.50 | ≤0.03 | ≤0.005 | 24.00 -25.00 | 7.00 -8.00 | 0.30 -0.60 | 0.45 -0.55 | 
| 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) | 
|---|---|---|---|---|---|---|
| 696 (≥) | 821 (≥) | 22 | 11 | 42 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 424 | 
| 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 | 
|---|---|---|---|---|---|---|---|
| 23 | - | - | 0.21 | - | |||
| 921 | 673 | - | 23.3 | 442 | - | ||
| 512 | - | 21 | 23.2 | 232 | 321 | 
Heat treated : 1347°C - 1735°C
| A 312/A 312M (2012) | Seamless, Welded, and Heavily Cold Worked Austenitic Stainless Steel Pipes | A-312-A-312M-(2012).pdf | 
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