SH/T 3545-2020 in English

This standard provides technical requirements and procedures for non-destructive testing in petrochemical pipeline engineering projects. It covers various testing methods, including but not limited to ultrasonic testing, radiographic testing, magnetic particle testing, and penetrant testing. The document outlines the scope of application, the qualifications of personnel involved, the preparation of test pieces, and the interpretation of test results. It also specifies the acceptance criteria for different types of defects and the documentation requirements for test records. The standard is intended to ensure the quality and safety of pipeline systems used in the petrochemical industry by establishing uniform testing practices. It serves as a reference for engineers, inspectors, and other professionals involved in the construction and maintenance of petrochemical infrastructure.