USA SAE A 312/A 312M (2012), A 312 S30815 Specialsteel Seamless, Welded, and Heavily Cold Worked Austenitic Stainless Steel Pipes and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
Category | Class | Grade | Type | Standard | Country | Application |
---|---|---|---|---|---|---|
Steel Grades | Specialsteel | A 312 S30815 | Austenite | SAE | USA | Seamless, Welded, and Heavily Cold Worked Austenitic Stainless Steel Pipes |
C | Si | Mn | P | S | Cr | Ni | N | Ce |
---|---|---|---|---|---|---|---|---|
0.05 -0.10 | 1.40 -2.00 | ≤0.80 | ≤0.04 | ≤0.03 | 20.0 -22.0 | 10.00 -12.0 | 0.14 -0.20 | 0.03 -0.08 |
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) |
---|---|---|---|---|---|---|
355 (≥) | 631 (≥) | 21 | 31 | 33 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 242 |
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 | - | - | 0.34 | - | |||
954 | 691 | - | 22.3 | 423 | - | ||
528 | - | 32 | 31.2 | 311 | 423 |
Heat treated : 1778°C - 1631°C
A 312/A 312M (2012) | Seamless, Welded, and Heavily Cold Worked Austenitic Stainless Steel Pipes | A-312-A-312M--(2012).pdf |
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