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Z 4 CMN 18-08-07 Az

France AFNOR NF Z4CMN18-08-07Az Iron and steel. Austenitic and austenic-ferritic stainless steels plates for boilers and pressure vessels and Mechanical Properties, Chemical Element, Cross Reference.

Category Grade Standard Region/Area Standard Content
Metals Z 4 CMN 18-08-07 Az 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 CMN 18-08-07 Az

Element Min Max Similar
Si - 0.7500 -
S - 0.0150 -
P - 0.0400 -
Ni 6.0000 8.0000 -
N 0.1500 0.2500 -
Mn 6.5000 8.5000 -
Cr 17.0000 19.0000 -
C - 0.0400 -

Mechanical Properties of steel grade Z 4 CMN 18-08-07 Az

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)
972 (≥) 923 (≥) 42 31 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 411

Physical Properties of steel grade Z 4 CMN 18-08-07 Az

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
23 - -     0.41 -  
637 935 - 34.3 421   -  
677 - 22 31.2   213 312

Heat Treatment of steel grade Z 4 CMN 18-08-07 Az

Heat treated : 1448°C - 1166°C

Technological Curves of steel grade Z 4 CMN 18-08-07 Az

Cross Reference Table (Equivalent Grade) of Z 4 CMN 18-08-07 Az

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