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Z 3 CN 20.09 M

France AFNOR NF Z3CN20.09M Foundry products. Weldable cast steels for pressure vessels and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: Z3CN20.09M / Z 3 CN 20.09 M
Category Grade Standard Region/Area Standard Content
Metals Z 3 CN 20.09 M NF A32-055 France Foundry products. Weldable cast steels for pressure vessels

Chemical composition(mass fraction)(wt.%) of the Z 3 CN 20.09 M

Element Min Max Similar
Si - 1.5000 -
S - 0.0250 -
P - 0.0350 -
Ni 8.0000 11.0000 -
Mn - 1.5000 -
Cu - 1.0000 -
Cr 19.0000 21.0000 -
C - 0.0400 -

Mechanical Properties of steel grade Z 3 CN 20.09 M

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)
866 (≥) 754 (≥) 14 21 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 424

Physical Properties of steel grade Z 3 CN 20.09 M

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
44 - -     0.13 -  
273 665 - 43.3 332   -  
666 - 44 41.2   133 124

Heat Treatment of steel grade Z 3 CN 20.09 M

Heat treated : 1911°C - 1721°C

Technological Curves of steel grade Z 3 CN 20.09 M

Cross Reference Table (Equivalent Grade) of Z 3 CN 20.09 M

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