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Japan JIS 22KG 轻轨 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 22KG / 22KG
Category Grade Standard Region/Area Standard Content
Metals 22KG JIS E1103 Japan 轻轨

Chemical composition(mass fraction)(wt.%) of the 22KG

Element Min Max Similar

Mechanical Properties of steel grade 22KG

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)
514 (≥) 322 (≥) 44 32 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 242

Physical Properties of steel grade 22KG

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
14 - -     0.32 -  
932 195 - 44.3 321   -  
532 - 22 42.2   433 231

Heat Treatment of steel grade 22KG

Heat treated : 1472°C - 1158°C

Technological Curves of steel grade 22KG

Cross Reference Table (Equivalent Grade) of 22KG

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