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St 3 SX-b

Poland PN St3SX-b Steel for determined purposes -- Steel for concrete reinforcement -- Grades and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: St3SX-b / St 3 SX-b
Category Grade Standard Region/Area Standard Content
Metals St 3 SX-b PN H84023-06 Poland Steel for determined purposes -- Steel for concrete reinforcement -- Grades

Chemical composition(mass fraction)(wt.%) of the St 3 SX-b

Element Min Max Similar

Mechanical Properties of steel grade St 3 SX-b

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)
274 (≥) 921 (≥) 42 21 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 313

Physical Properties of steel grade St 3 SX-b

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
14 - -     0.21 -  
761 365 - 14.3 141   -  
376 - 14 34.2   221 331

Heat Treatment of steel grade St 3 SX-b

Heat treated : 1223°C - 1194°C

Technological Curves of steel grade St 3 SX-b

Cross Reference Table (Equivalent Grade) of St 3 SX-b

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