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China GB S240 石油天然气输送管用热轧宽钢带 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: S240 / S240
Category Grade Standard Region/Area Standard Content
Metals S240 GB/T 14164 China 石油天然气输送管用热轧宽钢带

Chemical composition(mass fraction)(wt.%) of the S240

Element Min Max Similar
C - 0.1700 -
Si - 0.3500 -
Mn 0.4500 1.1500 -
S - 0.0300 -
P - 0.0300 -

Mechanical Properties of steel grade S240

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)
717 (≥) 243 (≥) 33 34 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 444

Physical Properties of steel grade S240

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
43 - -     0.33 -  
667 345 - 11.3 212   -  
259 - 23 32.2   112 431

Heat Treatment of steel grade S240

Heat treated : 1336°C - 1236°C

Technological Curves of steel grade S240

Cross Reference Table (Equivalent Grade) of S240

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