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Hungary MSZ FeNi42 Iron-nickel alloys with controlled thermal expansion properties. Grades and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: FeNi42 / FeNi 42
Category Grade Standard Region/Area Standard Content
Metals FeNi 42 MSZ 13722-1 Hungary Iron-nickel alloys with controlled thermal expansion properties. Grades

Chemical composition(mass fraction)(wt.%) of the FeNi 42

Element Min Max Similar
Ti - - -
Si - 0.2000 -
S - 0.0200 -
P - 0.0200 -
Ni 41.0000 43.0000 -
Mn 0.7500 1.2500 -
Co 4.5000 5.5000 -
C - 0.0500 -

Mechanical Properties of steel grade FeNi 42

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)
461 (≥) 255 (≥) 43 24 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 311

Physical Properties of steel grade FeNi 42

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 - -     0.14 -  
875 449 - 14.3 123   -  
594 - 24 22.2   244 132

Heat Treatment of steel grade FeNi 42

Heat treated : 1527°C - 1824°C

Technological Curves of steel grade FeNi 42

Cross Reference Table (Equivalent Grade) of FeNi 42

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