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What is Onshore Gas Pipeline Welding Standards about?

This document provides technical specifications for ultrasonic inspection of welds on onshore gas pipelines. It specifies requirements for ultrasonic inspection equipment, operators, and procedures. Operators must be qualified to level II standards and demonstrate abilities like equipment calibration and defect evaluation. Proposed inspection procedures require approval and include details like transducer type, frequency range, and inspection techniques. Qualification tests of procedures are also required u

Author

gulu padhan

Language

EN