T/CAS ES470700003-2022 Active

Scope: This document specifies the evaluation procedures and requirements, evaluation methods, and quality grading for seamless pipe fittings made of carbon steel and alloy steel. This document is applicable to the quality grading evaluation of seamless pipe fittings made of carbon steel and alloy steel. Main technical content: 1. Scope: This document specifies the evaluation procedures and requirements, evaluation methods, and quality grading for seamless pipe fittings made of carbon steel and alloy steel. This document is applicable to the quality grading evaluation of seamless pipe fittings made of carbon steel and alloy steel. 2. Normative references: The content of the following documents is an integral part of this document through normative references. Among them, the referenced documents with a specified date are applicable to this document only for the version corresponding to that date; for the referenced documents without a specified date, the latest version (including all amendment sheets) is applicable to this document. - GB/T 12459: Steel welded pipe fittings – Types and parameters - GB/T 13401: Steel welded pipe fittings – Technical specifications - NB/T 47013.3: Non-destructive testing of pressure equipment – Part 3: Ultrasonic testing - NB/T 47013.4: Non-destructive testing of pressure equipment – Part 4: Magnetic particle testing - NB/T 47013.5: Non-destructive testing of pressure equipment – Part 5: Penetrant testing - SH/T 3408: Petrochemical steel welded pipe fittings - T/CAS ES000000001–2022 (V01): Industrial product quality grading evaluation rules – General provisions