USA SAE A 409/A 409M (2009), A 409 S31254 Specialsteel Welded Large Diameter Austenitic Steel Pipe for Corrosive or High-Temperature Service and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
Category | Class | Grade | Type | Standard | Country | Application |
---|---|---|---|---|---|---|
Steel Grades | Specialsteel | A 409 S31254 | Austenite | SAE | USA | Welded Large Diameter Austenitic Steel Pipe for Corrosive or High-Temperature 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) |
---|---|---|---|---|---|---|
174 (≥) | 523 (≥) | 32 | 33 | 31 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 113 |
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 |
---|---|---|---|---|---|---|---|
22 | - | - | 0.11 | - | |||
133 | 968 | - | 43.3 | 343 | - | ||
646 | - | 11 | 42.2 | 324 | 332 |
Heat treated : 1294°C - 1416°C
Grade | Standard | Country | Application |
---|---|---|---|
254SMO | |||
254SMO(S31254) | |||
S31254 | |||
S31254 | |||
S31254 | |||
S31254 | |||
S31254 | |||
S31254 | |||
S31254 | |||
S31254 |
A 409/A 409M (2009) | Welded Large Diameter Austenitic Steel Pipe for Corrosive or High-Temperature Service | A-409-A-409M-(2009).pdf |
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