Japan JIS G 3446 (2012), SUS 420J 2TKA Specialsteel Stainless steel pipes for machine and structural purposes and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
| Category | Class | Grade | Type | Standard | Country | Application |
|---|---|---|---|---|---|---|
| Steel Grades | Specialsteel | SUS 420J 2TKA | Martensite | JIS | Japan | Stainless steel pipes for machine and structural purposes |
| C | Si | Mn | P | S | Cr | Ni | Mo | N |
|---|---|---|---|---|---|---|---|---|
| 0.16 -0.25 | ≤1.00 | ≤1.00 | ≤0.06 | ≤0.03 | 12.00 -14.00 | ≤0.60 | ≤ ≥ | ≤ ≥ |
| 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) |
|---|---|---|---|---|---|---|
| 162 (≥) | 919 (≥) | 24 | 21 | 42 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 422 |
| 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 |
|---|---|---|---|---|---|---|---|
| 44 | - | - | 0.21 | - | |||
| 588 | 419 | - | 42.3 | 141 | - | ||
| 339 | - | 24 | 14.2 | 133 | 233 |
Heat treated : 1166°C - 1582°C
| G 3446 (2012) | Stainless steel pipes for machine and structural purposes | G-3446-(2012).pdf |
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