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Bulgaria BDS 33ChS Alloyed constructional steels. Designations and technical requirements and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 33ChS / 33 ChS
Category Grade Standard Region/Area Standard Content
Metals 33 ChS BDS 6354 Bulgaria Alloyed constructional steels. Designations and technical requirements

Chemical composition(mass fraction)(wt.%) of the 33 ChS

Element Min Max Similar

Mechanical Properties of steel grade 33 ChS

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)
747 (≥) 151 (≥) 42 33 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 221

Physical Properties of steel grade 33 ChS

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
32 - -     0.32 -  
622 592 - 44.3 131   -  
352 - 12 24.2   142 134

Heat Treatment of steel grade 33 ChS

Heat treated : 1252°C - 1362°C

Technological Curves of steel grade 33 ChS

Cross Reference Table (Equivalent Grade) of 33 ChS

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