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England B.S. A6 Specification for steel castings for general engineering purposes and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: A6 / A 6
Category Grade Standard Region/Area Standard Content
Metals A 6 BS 3100 England Specification for steel castings for general engineering purposes

Chemical composition(mass fraction)(wt.%) of the A 6

Element Min Max Similar
Si - 0.6000 -
S - 0.0500 -
P - 0.0500 -
Mn 1.2000 1.6000 -
C 0.2500 0.3300 -

Mechanical Properties of steel grade A 6

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)
392 (≥) 846 (≥) 13 32 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 211

Physical Properties of steel grade A 6

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
23 - -     0.31 -  
545 956 - 43.3 141   -  
923 - 43 41.2   444 242

Heat Treatment of steel grade A 6

Heat treated : 1745°C - 1677°C

Technological Curves of steel grade A 6

Cross Reference Table (Equivalent Grade) of A 6

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