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Italy UNI M65 Petroleum and natural gas industries-Steel pipes for use as casing or tubing for wells (ISO 11960:2014) and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: M65 / M65
Category Grade Standard Region/Area Standard Content
Metals M65 UNI EN ISO 11960 Italy Petroleum and natural gas industries-Steel pipes for use as casing or tubing for wells (ISO 11960:2014)

Chemical composition(mass fraction)(wt.%) of the M65

Element Min Max Similar
S - 0.0300 -
P - 0.0300 -

Mechanical Properties of steel grade M65

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)
482 (≥) 627 (≥) 23 11 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 413

Physical Properties of steel grade M65

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 - -     0.14 -  
554 174 - 22.3 232   -  
889 - 11 23.2   243 321

Heat Treatment of steel grade M65

Heat treated : 1549°C - 1666°C

Technological Curves of steel grade M65

Cross Reference Table (Equivalent Grade) of M65

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