Welded Subsea Downhole Seamless Stainless Steel Coils

Product Description

Seamless & Weled Steel Control Line Tubings for downhole and subsea

Control lines usually are coiled tubes made of stainless steel, duplex stainless steel or nickle alloys. The coiled tubes mostly are welded & redrawn tubes or seamless cold drawn tubes. Control lines are usually supplied with very long continuous lengths coiled on the drums.Control Lines are widely used in many applications in the field of downhole and subsea. Tiptop supplies high quality control lines / control line tubing in stainless steels and nickel alloys. As the professional manufacturer of control lines, we can provide control line tubing with different materials such as stainless steel 316L, duplex stainless steel 2205, 2507, Nickel alloy 825 & alloy 625 and other materials upon customers’ request.

As one of the leading China control line manufacturer, we can supply full range of the popular control line sizes. Our control line tubing can be supplied in metric size and imperial size.

Outer Diameter (OD): 3 mm (0.118”) to 25.4 mm (1.00”)

Wall Thickness (WT): 0.5mm (0.020”) to 3mm (0.118”)

OD tolerance +/- 0.005” (0.13mm) , other tolerances are available on request

WT tolerance +/- 10%, other tolerances are available on request

Tubing Coil lengths up to 6,000m (20,000ft) without orbital joints depending on product dimensions and its form (seamless tube or welded tube).

Coil lengths up to 13,500m (45,000ft) with orbital joints.

Size Chart:

Chemical Composition: