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StE 290.7 TM

Germany DIN StE290.7TM Steel Pipes for Long-distance Pipelines for Combustible Liquids and Gases; Technical Conditions of Delivery and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: StE290.7TM / StE 290.7 TM
Category Grade Standard Region/Area Standard Content
Metals StE 290.7 TM DIN 17172 Germany Steel Pipes for Long-distance Pipelines for Combustible Liquids and Gases; Technical Conditions of Delivery

Chemical composition(mass fraction)(wt.%) of the StE 290.7 TM

Element Min Max Similar

Mechanical Properties of steel grade StE 290.7 TM

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)
892 (≥) 965 (≥) 33 32 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 333

Physical Properties of steel grade StE 290.7 TM

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
24 - -     0.33 -  
833 645 - 32.3 413   -  
415 - 42 34.2   421 134

Heat Treatment of steel grade StE 290.7 TM

Heat treated : 1334°C - 1572°C

Technological Curves of steel grade StE 290.7 TM

Cross Reference Table (Equivalent Grade) of StE 290.7 TM

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