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Hungary MSZ NK Alloyed tool steels and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: NK / NK
Category Grade Standard Region/Area Standard Content
Metals NK MSZ 4352 Hungary Alloyed tool steels

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

Element Min Max Similar

Mechanical Properties of steel grade NK

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)
623 (≥) 413 (≥) 12 31 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 133

Physical Properties of steel grade NK

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
12 - -     0.13 -  
224 925 - 34.3 321   -  
251 - 23 33.2   412 143

Heat Treatment of steel grade NK

Heat treated : 1821°C - 1457°C

Technological Curves of steel grade NK

Cross Reference Table (Equivalent Grade) of NK

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