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England B.S. En355 Wrought steels for mechanical and allied engineering purposes and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: En355 / En355
Category Grade Standard Region/Area Standard Content
Metals En355 BS 970 England Wrought steels for mechanical and allied engineering purposes

Chemical composition(mass fraction)(wt.%) of the En355

Element Min Max Similar

Mechanical Properties of steel grade En355

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)
755 (≥) 667 (≥) 32 22 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 443

Physical Properties of steel grade En355

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 - -     0.23 -  
642 836 - 41.3 331   -  
828 - 33 34.2   432 234

Heat Treatment of steel grade En355

Heat treated : 1137°C - 1625°C

Technological Curves of steel grade En355

Cross Reference Table (Equivalent Grade) of En355

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