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SUS 309 STB

Japan JIS SUS309STB 不锈钢管 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: SUS309STB / SUS 309 STB
Category Grade Standard Region/Area Standard Content
Metals SUS 309 STB JIS G3463 Japan 不锈钢管

Chemical composition(mass fraction)(wt.%) of the SUS 309 STB

Element Min Max Similar
Si - 1.0000 -
S - 0.0300 -
P - 0.0400 -
Ni 12.0000 15.0000 -
Mn - 2.0000 -
Cr 22.0000 24.0000 -
C - 0.0800 -

Mechanical Properties of steel grade SUS 309 STB

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)
527 (≥) 543 (≥) 32 13 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 134

Physical Properties of steel grade SUS 309 STB

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
12 - -     0.11 -  
685 112 - 34.3 424   -  
235 - 34 34.2   144 112

Heat Treatment of steel grade SUS 309 STB

Heat treated : 1755°C - 1423°C

Technological Curves of steel grade SUS 309 STB

Cross Reference Table (Equivalent Grade) of SUS 309 STB

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