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France AFNOR NF TUE275 Steel tubes. Seamless plain-end unalloyed steel tubes for fluid piping at elevated temperatures. Dimensions. Technical delivery conditions and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: TUE275 / TU E 275
Category Grade Standard Region/Area Standard Content
Metals TU E 275 NF A49-211 France Steel tubes. Seamless plain-end unalloyed steel tubes for fluid piping at elevated temperatures. Dimensions. Technical delivery conditions

Chemical composition(mass fraction)(wt.%) of the TU E 275

Element Min Max Similar
Si - 0.4000 -
S - 0.0250 -
P - 0.0250 -
Mn - 1.3500 -
C - 0.2300 -

Mechanical Properties of steel grade TU E 275

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)
665 (≥) 992 (≥) 41 12 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 243

Physical Properties of steel grade TU E 275

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
21 - -     0.32 -  
991 261 - 14.3 331   -  
546 - 34 12.2   334 311

Heat Treatment of steel grade TU E 275

Heat treated : 1956°C - 1689°C

Technological Curves of steel grade TU E 275

Cross Reference Table (Equivalent Grade) of TU E 275

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