标准摘要
[中文适用范围]： 本国际标准规定了用于满足石油和天然气行业 ISO 13623 要求的管道系统中应用的球止回阀和旋塞阀的设计、制造、测试和记录的要求并提供了建议。本国际标准不适用于海底管道阀门@，因为它们由单独的国际标准（ISO 14723）涵盖。本国际标准不适用于压力等级超过 PN 420（2 500 级）的阀门。 [外文原描述]： This specification defines the requirements for the design, manufacturing, materials, welding, quality control, assembly, testing, marking, documentation, and process controls of axial, ball, check, gate, and plug valves for application in the natural gas and petroleum industry. The specification is used on a global scale to help ensure access to reliable and sustainable energy, and supports UN Sustainable Development Goal 9, Resilient Infrastructure. The title was updated to reflect its broad use and applicability in the natural gas and petroleum industry. This specification applies to ASME Class 150, 300, 600, 900, 1500, and 2500.
英文名称Specification for Valves