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China 舞钢Q/WTB X65Mo 中海油海底管线试制用钢板技术条件 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: X65Mo / X65Mo
Category Grade Standard Region/Area Standard Content
Metals X65Mo WYJ 305 China 中海油海底管线试制用钢板技术条件

Chemical composition(mass fraction)(wt.%) of the X65Mo

Element Min Max Similar
Nb+V+Ti - 0.1200 -
Ca - 0.0060 -
Sn - 0.0200 -
Sb - 0.0100 -
As - 0.0300 -
B - 0.0005 -
N - 0.0100 -
Nb - 0.0600 -
Ti - 0.0600 -
V - 0.1000 -
Ni - 0.3000 -
Mo - 0.5000 -
Cr - 0.3000 -
Cu - 0.3500 -
Al - 0.0600 -
Si - 0.4500 -
S - 0.0060 -
P - 0.0200 -
Mn - 1.6500 -
C - 0.1000 -

Mechanical Properties of steel grade X65Mo

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)
548 (≥) 372 (≥) 34 33 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 221

Physical Properties of steel grade X65Mo

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
44 - -     0.44 -  
595 945 - 12.3 212   -  
719 - 22 12.2   333 412

Heat Treatment of steel grade X65Mo

Heat treated : 1399°C - 1937°C

Technological Curves of steel grade X65Mo

Cross Reference Table (Equivalent Grade) of X65Mo

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