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China GB Q390P 热轧钢板桩 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: Q390P / Q390P
Category Grade Standard Region/Area Standard Content
Metals Q390P GB/T 20933 China 热轧钢板桩

Chemical composition(mass fraction)(wt.%) of the Q390P

Element Min Max Similar

Mechanical Properties of steel grade Q390P

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)
773 (≥) 886 (≥) 24 31 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 112

Physical Properties of steel grade Q390P

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
22 - -     0.33 -  
747 164 - 24.3 144   -  
753 - 33 14.2   311 444

Heat Treatment of steel grade Q390P

Heat treated : 1351°C - 1794°C

Technological Curves of steel grade Q390P

Cross Reference Table (Equivalent Grade) of Q390P

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