USA SAE A 271 , A 271 TP304H Specialsteel Seamless Austenitic Chromium-Nickel Steel Still Tubes for Refinery Service and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
Category | Class | Grade | Type | Standard | Country | Application |
---|---|---|---|---|---|---|
Steel Grades | Specialsteel | A 271 TP304H | Austenite | SAE | USA | Seamless Austenitic Chromium-Nickel Steel Still Tubes for Refinery Service |
C | Si | Mn | P | S | Cr | Ni |
---|---|---|---|---|---|---|
0.04 -0.10 | ≤1.00 | ≤2.00 | ≤0.04 | ≤0.03 | 18.0 -20.0 | 8.00 -11.0 |
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) |
---|---|---|---|---|---|---|
336 (≥) | 675 (≥) | 24 | 32 | 33 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 343 |
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 |
---|---|---|---|---|---|---|---|
43 | - | - | 0.41 | - | |||
964 | 542 | - | 43.3 | 422 | - | ||
149 | - | 32 | 43.2 | 143 | 241 |
Heat treated : 1943°C - 1938°C
Grade | Standard | Country | Application |
---|---|---|---|
304H | |||
304HN | |||
304HN | |||
304H | |||
TP304H | |||
TP304H | |||
TP304H | |||
SUS304HFB | |||
SUS304HTP | |||
SUS304HTB | |||
SUS304HTB | |||
SUS304HTP | |||
SUS304HFB | |||
304HN(S30452) | |||
SUS304HFB | |||
SUS304HFB | |||
SUS304HTP | |||
SUS304HTP |
A 271 | Seamless Austenitic Chromium-Nickel Steel Still Tubes for Refinery Service | A-271--.pdf |
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