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Japan JIS TC90 碳工具鋼鋼料 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: TC90 / TC90
Category Grade Standard Region/Area Standard Content
Metals TC90 JIS G4401 Japan 碳工具鋼鋼料

Chemical composition(mass fraction)(wt.%) of the TC90

Element Min Max Similar

Mechanical Properties of steel grade TC90

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)
672 (≥) 913 (≥) 22 42 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 442

Physical Properties of steel grade TC90

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
33 - -     0.33 -  
868 349 - 32.3 224   -  
875 - 41 31.2   123 423

Heat Treatment of steel grade TC90

Heat treated : 1947°C - 1887°C

Technological Curves of steel grade TC90

Cross Reference Table (Equivalent Grade) of TC90

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