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China 攀钢西昌钢钒QJ/XC P240ZK 冷连轧碳素结构钢板和钢带技术条件 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: P240ZK / P240ZK
Category Grade Standard Region/Area Standard Content
Metals P240ZK QJ/XC3.050 China 冷连轧碳素结构钢板和钢带技术条件

Chemical composition(mass fraction)(wt.%) of the P240ZK

Element Min Max Similar
Al 0.0150 - -
S - 0.0300 -
P - 0.0300 -
Mn - 1.5000 -
C - 0.1500 -

Mechanical Properties of steel grade P240ZK

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)
144 (≥) 434 (≥) 34 43 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 322

Physical Properties of steel grade P240ZK

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
34 - -     0.34 -  
972 911 - 32.3 213   -  
997 - 41 43.2   134 322

Heat Treatment of steel grade P240ZK

Heat treated : 1861°C - 1259°C

Technological Curves of steel grade P240ZK

Cross Reference Table (Equivalent Grade) of P240ZK

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