标准编号：ISO 22109:2020
中文名称：工业阀门 阀门用齿轮箱
英文名称：Industrial valves — Gearbox for valves
发布日期：2020-01
标准范围
This document provides basic requirements for gearboxes to operate industrial valves for manual and automated on/off and modulating duties, this includes manual override gearboxes.
It includes guidelines for classification, design and methods for conformity assessment. It does not cover gear systems which are 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.
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