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Z 270 C 27 - M

France AFNOR NF Z270C27-M Foundry casting.Abrasion resistant cast steels and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: Z270C27-M / Z 270 C 27 - M
Category Grade Standard Region/Area Standard Content
Metals Z 270 C 27 - M NF A32-058 France Foundry casting.Abrasion resistant cast steels

Chemical composition(mass fraction)(wt.%) of the Z 270 C 27 - M

Element Min Max Similar
Si - 1.0000 -
S - 0.0350 -
P - 0.0400 -
Ni - 1.2000 -
Mo - 1.0000 -
Mn - 1.5000 -
Cr 24.0000 28.0000 -
C 2.5000 3.0000 -

Mechanical Properties of steel grade Z 270 C 27 - 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)
968 (≥) 527 (≥) 11 32 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 322

Physical Properties of steel grade Z 270 C 27 - 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
32 - -     0.31 -  
191 123 - 34.3 222   -  
553 - 34 43.2   324 213

Heat Treatment of steel grade Z 270 C 27 - M

Heat treated : 1189°C - 1153°C

Technological Curves of steel grade Z 270 C 27 - M

Cross Reference Table (Equivalent Grade) of Z 270 C 27 - M

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