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France AFNOR NF Ni-Mo28 Nickel and nickel alloys. Nickel-molybdenum and nickel-molybdenum- chromium-alloys and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: Ni-Mo28 / Ni-Mo 28
Category Grade Standard Region/Area Standard Content
Metals Ni-Mo 28 NF A54-401 France Nickel and nickel alloys. Nickel-molybdenum and nickel-molybdenum- chromium-alloys

Chemical composition(mass fraction)(wt.%) of the Ni-Mo 28

Element Min Max Similar
V 0.2000 0.4000 -
Si - 1.0000 -
S - 0.0300 -
P - 0.0250 -
Ni - - -
Mo 26.0000 30.0000 -
Mn - 1.0000 -
Fe 4.0000 6.0000 -
Cr - 1.0000 -
Co - 2.5000 -
C - 0.0500 -

Mechanical Properties of steel grade Ni-Mo 28

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)
878 (≥) 946 (≥) 13 23 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 343

Physical Properties of steel grade Ni-Mo 28

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 - -     0.31 -  
149 237 - 41.3 233   -  
821 - 34 34.2   234 241

Heat Treatment of steel grade Ni-Mo 28

Heat treated : 1571°C - 1582°C

Technological Curves of steel grade Ni-Mo 28

Cross Reference Table (Equivalent Grade) of Ni-Mo 28

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