Depending on your requirements, TPUS is able to provide a variety of Drill Pipe
related services ranging from the Basic/Standard Maintenance Drill Pipe Services to
the more critical inspection services.
A thorough visual inspection of possible noticeable external damages inflicted is performed; most damages encountered arise from handling of the casing, such as major dents and mashes. Other types of flags will be external corrosion, laps, and straightness.
Both pin and box ends are thoroughly cleaned and visually evaluated for any damages, such as dents, corrosion, galled threads, etc.
Seals found to be damaged or corroded are refaced to the limitation of API RP-7G.
If the customer's requires DS-1 inspection, TPUS can inspect the customer's assets in accordance with TH Hill DS-1 Specifications rather than standard API RP-7G Specifications.
Shearwave ultrasonic inspection is performed on the upsets and friction welded areas of drill pipe. This service is performed to locate fatigue cracks. Inspecting for longitudinally oriented defects and for transverse defects.
Wall thickness is verified by taking random ultrasonic readings or during EMI Inspection to verify and prove-up areas in question.
Using various API gauges, such as thread taper, lead and depth to measure the connection in order to verify the connection is within API Tubing Connection specifications.
Wire brushing / water bay or Rattling to remove rust, scale and other debris.
A thin rust preventative coating is applied internally or externally to maintain the integrity of the casing.
