OAK PIPE NEWS CENTRE
News & Technical Insights
Company updates, product knowledge, standards notes and practical procurement guidance for international oil and gas tubular requirements.
NEWS LIBRARY
Technical news and practical product knowledge.
Browse current updates by subject, then open an article for the complete technical discussion.
Preparing a Complete OCTG RFQ
A practical structure for defining casing and tubing requirements so technical and commercial offers can be compared on the same basis.
6 min readWhich Inspection Documents Should Travel with a Pipe Order?
A buyer-oriented guide to material certificates, inspection records, traceability and the final manufacturing record book.
5 min readHow Casing and Tubing Grades Are Identified by Color Marking
A practical overview of how coupling and pipe-body color markings support OCTG grade identification—and why markings must still be checked against product records.
5 min readWhat Is OCTG and How Should Buyers Evaluate It?
An updated version of OAK PIPE’s legacy guide to casing, tubing and drill pipe selection, verification and supplier evaluation.
7 min readWhat Buyers Should Know About API 5DP Drill Pipe
A structured overview of drill-pipe body grades, tool joints, dimensional definition, inspection and the information required for quotation.
7 min readSTART A CONVERSATION
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