ISO 22109-2020 标准详情
- 标准号:ISO 22109-2020
- 中文标题:
- 英文标题:Industrial valves — Gearbox for valves
- 标准类别:国际标准化组织ISO
- 发布日期:
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 con
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