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China GB Q235KZ 抗震结构用型钢 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: Q235KZ / Q235KZ
Category Grade Standard Region/Area Standard Content
Metals Q235KZ GB/T 28414 China 抗震结构用型钢

Chemical composition(mass fraction)(wt.%) of the Q235KZ

Element Min Max Similar

Mechanical Properties of steel grade Q235KZ

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)
532 (≥) 113 (≥) 32 42 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 414

Physical Properties of steel grade Q235KZ

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
42 - -     0.14 -  
975 717 - 13.3 342   -  
433 - 32 32.2   333 324

Heat Treatment of steel grade Q235KZ

Heat treated : 1169°C - 1634°C

Technological Curves of steel grade Q235KZ

Cross Reference Table (Equivalent Grade) of Q235KZ

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