SY/T 7303-2016 in English

This standard provides detailed guidelines on the technical procedures for conducting low-temperature nitrogen gas testing in liquefied natural gas pipelines. It outlines the necessary conditions, equipment requirements, and operational steps to ensure the effectiveness and safety of the testing process. The document covers aspects such as preparation, execution, and validation of the tests, aiming to standardize the methodology across relevant industries. It also includes specifications for materials, environmental factors, and data recording to maintain consistency and reliability in testing outcomes. The standard is structured to support both new installations and maintenance activities, ensuring compliance with industry practices and safety regulations.