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Switzerland SNV Ck45 Quenched and tempered steels and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: Ck45 / Ck 45
Category Grade Standard Region/Area Standard Content
Metals Ck 45 SNV 10645 Switzerland Quenched and tempered steels

Chemical composition(mass fraction)(wt.%) of the Ck 45

Element Min Max Similar

Mechanical Properties of steel grade Ck 45

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)
244 (≥) 726 (≥) 43 42 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 434

Physical Properties of steel grade Ck 45

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
31 - -     0.44 -  
679 972 - 43.3 311   -  
751 - 42 21.2   131 222

Heat Treatment of steel grade Ck 45

Heat treated : 1727°C - 1559°C

Technological Curves of steel grade Ck 45

Cross Reference Table (Equivalent Grade) of Ck 45

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