• HO-70

    HO-70, designed to be cost effective coiled tubing for permanent installations, has been engineered to have quantifiable fatigue life - enough to allow removal and reinstallation of the string for well servicing operations.

    Please scroll down to view available string designs, sizes and mechanical properties for HO-70.

    For more information on our HO-70 strings, please contact Kevin Elliott (Kevin.Elliott@nov.com).


    Available Strings

    • Straight wall
    • Straight wall Flash-Free


    HO-70 is manufactured from high strength low alloy steel (HSLAS). 

    Outside Diameter0.750” - 3.500” (19.1 mm - 88.9 mm)
    Wall Thickness0.087” - 0.203” (2.2 mm - 5.2 mm)
    Minimum Yield Strength70,000 psi (483 MPa)
    Minimum Tensile Strength80,000 psi (552 MPa)
    Maximum Hardness22 HRC


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