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Japan JIS STFA26 明火加热炉用钢管 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: STFA26 / STFA 26
Category Grade Standard Region/Area Standard Content
Metals STFA 26 JIS G3467 Japan 明火加热炉用钢管

Chemical composition(mass fraction)(wt.%) of the STFA 26

Element Min Max Similar

Mechanical Properties of steel grade STFA 26

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)
879 (≥) 122 (≥) 41 42 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 231

Physical Properties of steel grade STFA 26

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
34 - -     0.44 -  
458 928 - 14.3 112   -  
231 - 11 43.2   121 232

Heat Treatment of steel grade STFA 26

Heat treated : 1484°C - 1872°C

Technological Curves of steel grade STFA 26

Cross Reference Table (Equivalent Grade) of STFA 26

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