Lubricator sections are pressure retaining cylinders used during well intervention operations, for tool deployment. Sections can be made-up together with an appropriate sealing device, to form an effectual operating height to retain the tool string complete with sub-surface deployment tool being run or Retrieved from the well.


1.Adopts forged steel, requiring less S/P content and higher low temperature impact property than API 16A.

2.Ring grooves are welded nickel-base alloy, suitable for service conditions.

3.Flange or union end connections

4.Customized lengths



Rated Pressure 69.0 MPa~103.5 MPa(10,000 psi~15,000 psi)
Temperature -29℃~121℃(PU), -46℃~121℃(LU)
Nominal Bore 2 9/16″, 3 1/16″, 4 1/16″, 5 1/8″
Specification Level PSL3
Working Medium Drilling fluid, frac acidizing fluid, oil, gas (H2S), water
Standard API 16A / NACE MR0175
Connection Flange, union