标准摘要
[中文适用范围]： 覆盖石油、化工、水处理等工业领域中的阀门齿轮箱产品，推动行业技术进步与设备标准化水平提升。标准制定过程综合考虑了工程实践需求与行业技术发展现状，确保技术内容的科学性与实用性，为相关产业链上下游提供协调一致的技术语言。 [外文原描述]： This document specifies basic requirements for gearboxes to operate industrial valves for manual and automated on/off and modulating duties, including manual override gearboxes. It includes guidelines for classification, design and methods for conformity assessment. This document does not cover gear systems which are an integral part in the design of valves and subsea gearboxes. Other requirements or conditions of use different from those indicated in this document are agreed between the purchaser and the manufacturer or supplier (first party) prior to order.
英文名称Industrial valves — Gearboxes for valves