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Z 4 CND 18-12-03

France AFNOR NF Z4CND18-12-03 Iron and steel. Austenitic and austenic-ferritic stainless steels plates for boilers and pressure vessels and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: Z4CND18-12-03 / Z 4 CND 18-12-03
Category Grade Standard Region/Area Standard Content
Metals Z 4 CND 18-12-03 NF A36-209 France Iron and steel. Austenitic and austenic-ferritic stainless steels plates for boilers and pressure vessels

Chemical composition(mass fraction)(wt.%) of the Z 4 CND 18-12-03

Element Min Max Similar
Si - 1.5000 -
Ni 12.0000 15.0000 -
Mo 3.0000 3.5000 -
Mn - 1.5000 -
Cr 17.5000 20.5000 -
C - 0.0500 -

Mechanical Properties of steel grade Z 4 CND 18-12-03

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)
538 (≥) 728 (≥) 31 23 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 234

Physical Properties of steel grade Z 4 CND 18-12-03

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 - -     0.41 -  
631 793 - 44.3 411   -  
685 - 23 11.2   321 214

Heat Treatment of steel grade Z 4 CND 18-12-03

Heat treated : 1281°C - 1976°C

Technological Curves of steel grade Z 4 CND 18-12-03

Cross Reference Table (Equivalent Grade) of Z 4 CND 18-12-03

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