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Italy UNI Fe280 Plain end seamless precision steel tubes and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: Fe280 / Fe 280
Category Grade Standard Region/Area Standard Content
Metals Fe 280 UNI 7945 Italy Plain end seamless precision steel tubes

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

Element Min Max Similar
S - 0.0500 -
P - 0.0500 -
Mn - 0.6000 -
C - 0.1300 -

Mechanical Properties of steel grade Fe 280

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)
886 (≥) 462 (≥) 32 32 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 111

Physical Properties of steel grade Fe 280

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
14 - -     0.11 -  
419 432 - 34.3 224   -  
364 - 14 42.2   131 342

Heat Treatment of steel grade Fe 280

Heat treated : 1898°C - 1494°C

Technological Curves of steel grade Fe 280

Cross Reference Table (Equivalent Grade) of Fe 280

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