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England B.S. En8B Wrought steels for mechanical and allied engineering purposes and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: En8B / En8B
Category Grade Standard Region/Area Standard Content
Metals En8B BS 970 England Wrought steels for mechanical and allied engineering purposes

Chemical composition(mass fraction)(wt.%) of the En8B

Element Min Max Similar

Mechanical Properties of steel grade En8B

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)
197 (≥) 364 (≥) 14 11 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 344

Physical Properties of steel grade En8B

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 - -     0.22 -  
465 312 - 13.3 141   -  
618 - 44 43.2   321 134

Heat Treatment of steel grade En8B

Heat treated : 1637°C - 1756°C

Technological Curves of steel grade En8B

Cross Reference Table (Equivalent Grade) of En8B

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