Control Line Tube Brief Introduction
Control line tubes and chemical injection lines usually are coiled tubes made of stainless steel, duplex stainless steel or nickle alloys. There are three main forms, including welded & redrawn tube, welded and floating plug redrawn and seamless tube.
Control line tubing is widely used in applications as
- Downhole hydraulic control lines
- Downhole chemical control lines
- Subsea control lines for hydraulic power and chemical injection lines
- Flowline control
- Instrumentation
- Smooth inner surface control lines used in fibre optic applications
