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France AFNOR NF E280C Cold-rolled flat products made of high yield strength micro- alloyed steels for cold forming. General delivery conditions and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: E280C / E 280 C
Category Grade Standard Region/Area Standard Content
Metals E 280 C NF A36-232 France Cold-rolled flat products made of high yield strength micro- alloyed steels for cold forming. General delivery conditions

Chemical composition(mass fraction)(wt.%) of the E 280 C

Element Min Max Similar

Mechanical Properties of steel grade E 280 C

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)
255 (≥) 518 (≥) 31 43 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 422

Physical Properties of steel grade E 280 C

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 - -     0.31 -  
455 149 - 11.3 211   -  
489 - 21 34.2   441 244

Heat Treatment of steel grade E 280 C

Heat treated : 1773°C - 1574°C

Technological Curves of steel grade E 280 C

Cross Reference Table (Equivalent Grade) of E 280 C

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