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England B.S. 080A42 Specification for wrought steels for mechanical and allied engineering purposes. Bright bars for general engineering purposes and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 080A42 / 080 A 42
Category Grade Standard Region/Area Standard Content
Metals 080 A 42 BS 970-3 England Specification for wrought steels for mechanical and allied engineering purposes. Bright bars for general engineering purposes

Chemical composition(mass fraction)(wt.%) of the 080 A 42

Element Min Max Similar
Si 0.1000 0.4000 -
S - 0.0500 -
P - 0.0500 -
Ni - 0.4000 -
Mo - 0.1500 -
Mn 0.7000 0.9000 -
Cr - 0.3000 -
C 0.4000 0.4500 -

Mechanical Properties of steel grade 080 A 42

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)
814 (≥) 741 (≥) 32 34 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 114

Physical Properties of steel grade 080 A 42

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
33 - -     0.34 -  
984 948 - 31.3 231   -  
654 - 11 31.2   441 112

Heat Treatment of steel grade 080 A 42

Heat treated : 1685°C - 1316°C

Technological Curves of steel grade 080 A 42

Cross Reference Table (Equivalent Grade) of 080 A 42

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