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API RP 5A3:2009
Recommended Practice on Thread Compounds for Casing, Tubing, Line Pipe, and Drill Stem Elements, Third Edition (ISO 13678:2009 Identical Adoption), Includes Errata (2011)
35 стр.
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Разработчик:
Зарубежные/API
Описание
This International Standard provides requirements, recommendations and methods for the testing of thread compounds intended for use on threaded casing, tubing, and line pipe connections; and for thread compounds intended for use on rotary shouldered connections. The tests outlined are used to evaluate the critical performance properties and physical and chemical characteristics of thread compounds under laboratory conditions. 

The edition of API RP 5A3 is the identicla national adoption of ISO 13678, Petroleum and natural gas industries-Evaluation and testing of thread compounds for use with casing, tubing, line pipe and drill stem elements.