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Japan JIS STBA26 锅炉和热交换器用合金钢管 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: STBA26 / STBA 26
Category Grade Standard Region/Area Standard Content
Metals STBA 26 JIS G3462 Japan 锅炉和热交换器用合金钢管

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

Element Min Max Similar
Si 0.2500 1.0000 -
S - 0.0300 -
P - 0.0300 -
Mo 0.9000 1.1000 -
Mn 0.3000 0.6000 -
Cr 8.0000 10.0000 -
C - 0.1500 -

Mechanical Properties of steel grade STBA 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)
369 (≥) 533 (≥) 22 42 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 221

Physical Properties of steel grade STBA 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
41 - -     0.21 -  
883 144 - 42.3 232   -  
878 - 12 12.2   113 212

Heat Treatment of steel grade STBA 26

Heat treated : 1238°C - 1126°C

Technological Curves of steel grade STBA 26

Cross Reference Table (Equivalent Grade) of STBA 26

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