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France AFNOR NF 16CN6 Iron and steel. Case hardened alloy steels for solid highly- stressed mechanical parts. Grades. Semi-finished products and bars and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 16CN6 / 16 CN 6
Category Grade Standard Region/Area Standard Content
Metals 16 CN 6 NF A35-567 France Iron and steel. Case hardened alloy steels for solid highly- stressed mechanical parts. Grades. Semi-finished products and bars

Chemical composition(mass fraction)(wt.%) of the 16 CN 6

Element Min Max Similar

Mechanical Properties of steel grade 16 CN 6

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)
889 (≥) 569 (≥) 33 44 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 411

Physical Properties of steel grade 16 CN 6

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
24 - -     0.44 -  
581 838 - 23.3 332   -  
289 - 12 12.2   241 322

Heat Treatment of steel grade 16 CN 6

Heat treated : 1855°C - 1592°C

Technological Curves of steel grade 16 CN 6

Cross Reference Table (Equivalent Grade) of 16 CN 6

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