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Russia GOST NMr Strips of nickel and nickel low alloys. Specifications and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: NMr / NMr
Category Grade Standard Region/Area Standard Content
Metals NMr GOST 2170 Russia Strips of nickel and nickel low alloys. Specifications

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

Element Min Max Similar

Mechanical Properties of steel grade NMr

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)
111 (≥) 621 (≥) 14 12 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 234

Physical Properties of steel grade NMr

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
41 - -     0.23 -  
483 339 - 41.3 132   -  
615 - 34 44.2   444 142

Heat Treatment of steel grade NMr

Heat treated : 1429°C - 1988°C

Technological Curves of steel grade NMr

Cross Reference Table (Equivalent Grade) of NMr

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