USA SAE A 409/A 409M (2009), A 409 TP304L 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 TP304L | Austenite | SAE | USA | Welded Large Diameter Austenitic Steel Pipe for Corrosive or High-Temperature Service |
| C | Si | Mn | P | S | Cr | Ni | N |
|---|---|---|---|---|---|---|---|
| ≤0.030 | ≤1.00 | ≤2.00 | ≤0.045 | ≤0.03 | 17.50 -19.50 | 8.00 -12.0 | ≤0.10 |
| 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) |
|---|---|---|---|---|---|---|
| 725 (≥) | 899 (≥) | 11 | 11 | 42 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 243 |
| 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 | - | - | 0.23 | - | |||
| 544 | 645 | - | 43.3 | 143 | - | ||
| 253 | - | 43 | 12.2 | 314 | 233 |
Heat treated : 1773°C - 1712°C
| Grade | Standard | Country | Application |
|---|---|---|---|
| 304L | |||
| 304LN | |||
| 304LHN | |||
| AL 304L | |||
| 304L | |||
| 304LN | |||
| TP304L | |||
| TP304LN | |||
| TP304L | |||
| TP304LN | |||
| TP304L | |||
| TP304LN | |||
| TP304L | |||
| TP304LN | |||
| TP304L | |||
| MT304L | |||
| MT-304L | |||
| TP304L | |||
| TP304LN | |||
| 304L |
| 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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