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Grade X65

China 鞍钢Q/ASB GradeX65 石油天然气输送管用宽厚钢板 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: GradeX65 / Grade X65
Category Grade Standard Region/Area Standard Content
Metals Grade X65 Q/ASB 148 China 石油天然气输送管用宽厚钢板

Chemical composition(mass fraction)(wt.%) of the Grade X65

Element Min Max Similar
Mo - 0.5000 -
Ni - 0.5000 -
Cr - 0.5000 -
Cu - 0.5000 -
Nb+V+Ti - 0.1500 -
Pcm - 0.2300 -
CEV - 0.4300 -
S - 0.0100 -
P - 0.0200 -
Mn - 1.6500 -
Si - 0.4000 -
C - 0.1200 -

Mechanical Properties of steel grade Grade X65

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)
846 (≥) 955 (≥) 11 11 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 342

Physical Properties of steel grade Grade X65

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
33 - -     0.34 -  
169 977 - 21.3 332   -  
438 - 12 34.2   123 124

Heat Treatment of steel grade Grade X65

Heat treated : 1354°C - 1318°C

Technological Curves of steel grade Grade X65

Cross Reference Table (Equivalent Grade) of Grade X65

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