Japan JIS G 3463 (2012), SUS 329J 3LTB Specialsteel Stainless steel boiler and heat exchanger tubes and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
| Category | Class | Grade | Type | Standard | Country | Application |
|---|---|---|---|---|---|---|
| Steel Grades | Specialsteel | SUS 329J 3LTB | Duplex steel | JIS | Japan | Stainless steel boiler and heat exchanger tubes |
| C | Si | Mn | P | S | Cr | Ni | Mo | N |
|---|---|---|---|---|---|---|---|---|
| ≤0.03 | ≤1.00 | ≤2.00 | ≤0.04 | ≤0.03 | 21.00 -24.00 | 4.50 -6.50 | 2.50 -3.50 | 0.08 -0.20 |
| 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) |
|---|---|---|---|---|---|---|
| 197 (≥) | 512 (≥) | 21 | 41 | 33 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 143 |
| 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 | - | - | 0.42 | - | |||
| 442 | 272 | - | 11.3 | 114 | - | ||
| 155 | - | 23 | 33.2 | 443 | 232 |
Heat treated : 1747°C - 1775°C
| G 3463 (2012) | Stainless steel boiler and heat exchanger tubes | G-3463-(2012).pdf |
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