T/CAS ES381714001-2022 Active

Scope: This document specifies the evaluation procedures and requirements for quality grading of sleeve control valves, evaluation methods, and quality grading. This document applies to sleeve control valves with a medium temperature above -29 °C and a nominal pressure of PN16 to PN420 (Class 150 to Class 2500). Main Technical Content: 1. Scope: This document specifies the evaluation procedures and requirements for quality grading of sleeve control valves, evaluation methods, and quality grading. This document applies to sleeve control valves with a medium temperature above -29 °C and a nominal pressure of PN16 to PN420 (Class 150 to Class 2500). 2. Normative References: The following documents are essential for the application of this document. For dated references, only the version dated is applicable to this document. For undated references, the latest version (including all amendment sheets) is applicable to this document. - GB/T 4213-2008: Pneumatic control valves - GB/T 1239.2-2009: Technical conditions for cold-rolled cylindrical helical springs - Part 2: Compression springs - GB/T 12220: Industrial valves - Marking - GB/T 12224: Steel valves - General requirements - GB/T 21465-2008: Valves - Terminology - JB/T 6440: Radiographic inspection of pressure-cast steel parts for valves - JB/T 6903: Ultrasonic inspection method for forged steel parts of valves - T/CAS ES000000001-2022 (V01): Rules for quality grading and evaluation of industrial products - General principles - ISO 15848-1: Industrial valves - Measurement, test, and qualification procedures for fugitive media leakage - Part 1: Classification system and qualification procedures for type testing of valves - API 6FA: Standard for fire test for valves - API 624: Type testing of rising stem valves equipped with graphite packing for fugitive emissions - ASME B16.34: Valves - Flanged, threaded, and welded end connections - MESC SPE 77: Standard for the design and manufactu