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Bulgaria BDS A10 Free-cutting steels and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: A10 / A10
Category Grade Standard Region/Area Standard Content
Metals A10 BDS 6886 Bulgaria Free-cutting steels

Chemical composition(mass fraction)(wt.%) of the A10

Element Min Max Similar
Si 0.1500 0.4000 -
S 0.1500 0.2500 -
P - 0.0600 -
Mn 0.5000 0.9000 -
C 0.0700 0.1300 -

Mechanical Properties of steel grade A10

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)
121 (≥) 186 (≥) 42 34 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 343

Physical Properties of steel grade A10

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
41 - -     0.13 -  
426 135 - 21.3 432   -  
669 - 42 32.2   234 121

Heat Treatment of steel grade A10

Heat treated : 1892°C - 1657°C

Technological Curves of steel grade A10

Cross Reference Table (Equivalent Grade) of A10

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