USA SAE A 269 (2010), A 269 S31254 Specialsteel Seamless and Welded Austenitic Stainless Steel Tubing for General Service and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
Category | Class | Grade | Type | Standard | Country | Application |
---|---|---|---|---|---|---|
Steel Grades | Specialsteel | A 269 S31254 | Austenite | SAE | USA | Seamless and Welded Austenitic Stainless Steel Tubing for General Service |
C | Mn | Si | P | S | Cr | Ni | Mo | Cu | N |
---|---|---|---|---|---|---|---|---|---|
≤0.02 | ≤1.00 | ≤0.80 | ≤0.03 | ≤0.01 | 19.50 -20.50 | 17.50 -18.50 | 6.00 -6.50 | 0.50 -1.00 | 0.18 -0.22 |
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) |
---|---|---|---|---|---|---|
189 (≥) | 385 (≥) | 21 | 14 | 21 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 123 |
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 | - | - | 0.44 | - | |||
837 | 225 | - | 11.3 | 413 | - | ||
721 | - | 32 | 32.2 | 434 | 313 |
Heat treated : 1987°C - 1531°C
Grade | Standard | Country | Application |
---|---|---|---|
254SMO | |||
254SMO(S31254) | |||
S31254 | |||
S31254 | |||
S31254 | |||
S31254 | |||
S31254 | |||
S31254 | |||
S31254 | |||
S31254 |
A 269 (2010) | Seamless and Welded Austenitic Stainless Steel Tubing for General Service | A-269-(2010).pdf |
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