Korea KS D 3577 (2007), STS329J1TB Specialsteel Stainless steel for boiler and heat exchanger tubes and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
Category | Class | Grade | Type | Standard | Country | Application |
---|---|---|---|---|---|---|
Steel Grades | Specialsteel | STS329J1TB | Duplex steel | KS | Korea | Stainless steel for boiler and heat exchanger tubes |
C | Si | Mn | P | S | Cr | Ni | Mo | N |
---|---|---|---|---|---|---|---|---|
≤0.08 | ≤1.00 | ≤1.50 | ≤0.040 | ≤0.030 | 23.00 -28.00 | 3.00 -6.00 | 1.00 -3.00 | ≤ ≥ |
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) |
---|---|---|---|---|---|---|
783 (≥) | 436 (≥) | 14 | 32 | 24 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 144 |
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 |
---|---|---|---|---|---|---|---|
13 | - | - | 0.33 | - | |||
915 | 215 | - | 41.3 | 234 | - | ||
481 | - | 42 | 41.2 | 323 | 441 |
Heat treated : 1318°C - 1895°C
D 3577 (2007) | Stainless steel for boiler and heat exchanger tubes | D-3577-(2007).pdf |
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