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L80 Type 9Cr

America API L80Type9Cr Casing and tubing and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: L80Type9Cr / L80 Type 9Cr
Category Grade Standard Region/Area Standard Content
Metals L80 Type 9Cr API 5CT America Casing and tubing

Chemical composition(mass fraction)(wt.%) of the L80 Type 9Cr

Element Min Max Similar

Mechanical Properties of steel grade L80 Type 9Cr

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)
197 (≥) 525 (≥) 13 21 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 421

Physical Properties of steel grade L80 Type 9Cr

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
22 - -     0.13 -  
636 185 - 43.3 441   -  
434 - 33 31.2   441 233

Heat Treatment of steel grade L80 Type 9Cr

Heat treated : 1578°C - 1537°C

Technological Curves of steel grade L80 Type 9Cr

Cross Reference Table (Equivalent Grade) of L80 Type 9Cr

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