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Bulgaria BDS 08GB Low alloy constructional steels and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 08GB / 08 GB
Category Grade Standard Region/Area Standard Content
Metals 08 GB BDS 4880 Bulgaria Low alloy constructional steels

Chemical composition(mass fraction)(wt.%) of the 08 GB

Element Min Max Similar

Mechanical Properties of steel grade 08 GB

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)
451 (≥) 955 (≥) 11 34 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 333

Physical Properties of steel grade 08 GB

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
11 - -     0.12 -  
262 648 - 22.3 314   -  
512 - 42 42.2   331 144

Heat Treatment of steel grade 08 GB

Heat treated : 1675°C - 1637°C

Technological Curves of steel grade 08 GB

Cross Reference Table (Equivalent Grade) of 08 GB

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