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Japan JIS SUH309 耐热钢棒和线材 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: SUH309 / SUH 309
Category Grade Standard Region/Area Standard Content
Metals SUH 309 JIS G4311 Japan 耐热钢棒和线材

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

Element Min Max Similar

Mechanical Properties of steel grade SUH 309

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)
138 (≥) 613 (≥) 21 33 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 142

Physical Properties of steel grade SUH 309

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 - -     0.21 -  
576 625 - 13.3 321   -  
826 - 11 11.2   241 213

Heat Treatment of steel grade SUH 309

Heat treated : 1625°C - 1455°C

Technological Curves of steel grade SUH 309

Cross Reference Table (Equivalent Grade) of SUH 309

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