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10 NiCr 5-4

England B.S. 10NiCr5-4 Case hardening steels - Technical delivery conditions and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 10NiCr5-4 / 10 NiCr 5-4
Category Grade Standard Region/Area Standard Content
Metals 10 NiCr 5-4 BS EN 10084 England Case hardening steels - Technical delivery conditions

Chemical composition(mass fraction)(wt.%) of the 10 NiCr 5-4

Element Min Max Similar
Si - 0.3000 -
S - 0.0250 -
P - 0.0250 -
Ni 1.2000 1.5000 -
Mn 0.6000 0.9000 -
Cu - 0.2500 -
Cr 0.9000 1.2000 -
C 0.0700 0.1200 -

Mechanical Properties of steel grade 10 NiCr 5-4

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)
871 (≥) 388 (≥) 14 42 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 133

Physical Properties of steel grade 10 NiCr 5-4

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
14 - -     0.33 -  
827 867 - 32.3 113   -  
876 - 44 13.2   123 124

Heat Treatment of steel grade 10 NiCr 5-4

Heat treated : 1742°C - 1926°C

Technological Curves of steel grade 10 NiCr 5-4

Cross Reference Table (Equivalent Grade) of 10 NiCr 5-4

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