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Z 8 CNNb 18-10

France AFNOR NF Z8CNNb18-10 Iron and steel. Stainless steel for high temperature application and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: Z8CNNb18-10 / Z 8 CNNb 18-10
Category Grade Standard Region/Area Standard Content
Metals Z 8 CNNb 18-10 NF A35-578 France Iron and steel. Stainless steel for high temperature application

Chemical composition(mass fraction)(wt.%) of the Z 8 CNNb 18-10

Element Min Max Similar

Mechanical Properties of steel grade Z 8 CNNb 18-10

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)
129 (≥) 166 (≥) 44 21 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 341

Physical Properties of steel grade Z 8 CNNb 18-10

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 - -     0.21 -  
956 474 - 12.3 314   -  
551 - 13 42.2   233 121

Heat Treatment of steel grade Z 8 CNNb 18-10

Heat treated : 1686°C - 1595°C

Technological Curves of steel grade Z 8 CNNb 18-10

Cross Reference Table (Equivalent Grade) of Z 8 CNNb 18-10

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