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Z 18 CWN 13

France AFNOR NF Z18CWN13 Iron and steel. Stainless steel for high temperature application and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: Z18CWN13 / Z 18 CWN 13
Category Grade Standard Region/Area Standard Content
Metals Z 18 CWN 13 NF A35-578 France Iron and steel. Stainless steel for high temperature application

Chemical composition(mass fraction)(wt.%) of the Z 18 CWN 13

Element Min Max Similar
W 2.5000 3.5000 -
Si - 0.5000 -
S - 0.0150 -
P - 0.0350 -
Ni 1.8000 2.2000 -
Mo - 0.5000 -
Mn - 0.5000 -
Cr 12.0000 14.0000 -
C 0.1500 0.2000 -

Mechanical Properties of steel grade Z 18 CWN 13

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)
144 (≥) 735 (≥) 33 31 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 424

Physical Properties of steel grade Z 18 CWN 13

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
22 - -     0.42 -  
681 566 - 32.3 444   -  
416 - 32 32.2   241 314

Heat Treatment of steel grade Z 18 CWN 13

Heat treated : 1331°C - 1561°C

Technological Curves of steel grade Z 18 CWN 13

Cross Reference Table (Equivalent Grade) of Z 18 CWN 13

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