USA SAE A 249/A 249M (2010), A 249 S31600 Specialsteel Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
| Category | Class | Grade | Type | Standard | Country | Application | 
|---|---|---|---|---|---|---|
| Steel Grades | Specialsteel | A 249 S31600 | Austenite | SAE | USA | Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes | 
| C | Si | Mn | P | S | Cr | Ni | Mo | 
|---|---|---|---|---|---|---|---|
| ≤0.08 | ≤1.00 | ≤2.00 | ≤0.045 | ≤0.03 | 16.0 -18.0 | 10.0 -14.0 | 2.00 -3.00 | 
| 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) | 
|---|---|---|---|---|---|---|
| 352 (≥) | 137 (≥) | 33 | 21 | 22 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 223 | 
| 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 | 
|---|---|---|---|---|---|---|---|
| 32 | - | - | 0.13 | - | |||
| 365 | 986 | - | 22.3 | 134 | - | ||
| 916 | - | 21 | 34.2 | 242 | 213 | 
Heat treated : 1232°C - 1936°C
| Grade | Standard | Country | Application | 
|---|---|---|---|
| 1.2316 | |||
| 1.4316 | |||
| 1.4316 | |||
| 316 | |||
| S31600 | |||
| 316L | |||
| S31603 | |||
| 316H | |||
| S31609 | |||
| 316Ti | |||
| S31635 | |||
| 316Cb | |||
| S31640 | |||
| 316N | |||
| S31651 | |||
| 316LN | |||
| S31653 | |||
| 316LHN | |||
| S31654 | |||
| 316L | 
| A 249/A 249M (2010) | Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes | A-249-A-249M-(2010).pdf | 
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