- API 5CT Casing Pipe
- 2016-11-05 01:27
- Casing is a large-diameter pipe that serves as the structural retainer for the walls of oil and gas wells, or wellbore.
- Drill Pipe
- 2016-10-26 14:02
- Drill pipes are steel tubes with threaded ends that are used to connect a drill rig's surface equipment with its drillin