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MN 380-18

France AFNOR NF MN380-18 Foundry products. Malleable iron casting with nodular ferritic or perlitic graphite and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: MN380-18 / MN 380-18
Category Grade Standard Region/Area Standard Content
Metals MN 380-18 NF A32-702 France Foundry products. Malleable iron casting with nodular ferritic or perlitic graphite

Chemical composition(mass fraction)(wt.%) of the MN 380-18

Element Min Max Similar

Mechanical Properties of steel grade MN 380-18

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)
162 (≥) 614 (≥) 23 31 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 314

Physical Properties of steel grade MN 380-18

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
34 - -     0.24 -  
956 918 - 13.3 443   -  
539 - 41 43.2   114 234

Heat Treatment of steel grade MN 380-18

Heat treated : 1525°C - 1939°C

Technological Curves of steel grade MN 380-18

Cross Reference Table (Equivalent Grade) of MN 380-18

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