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Germany DIN Ck38 Carbon heat-treatable steel and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: Ck38 / Ck 38
Category Grade Standard Region/Area Standard Content
Metals Ck 38 -- Germany Carbon heat-treatable steel

Chemical composition(mass fraction)(wt.%) of the Ck 38

Element Min Max Similar

Mechanical Properties of steel grade Ck 38

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)
739 (≥) 457 (≥) 11 22 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 221

Physical Properties of steel grade Ck 38

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 - -     0.34 -  
717 739 - 23.3 324   -  
161 - 14 44.2   224 132

Heat Treatment of steel grade Ck 38

Heat treated : 1953°C - 1859°C

Technological Curves of steel grade Ck 38

Cross Reference Table (Equivalent Grade) of Ck 38

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