EN 331-1998 标准详情
- 标准号:EN 331-1998
- 中文标题:建筑物燃气设备用人工操纵球阀和封闭底锥形旋塞阀
- 英文标题:Manually operated ball valves and closed bottom taper plug valves for gas installations for buildings
- 标准类别:欧盟标准EN
- 发布日期:1998/01/01
Describes the general requirements for the construction, performance and safety of ball valves and closed bottom taper plug valves.
* 特别声明:资源收集自网络或用户上传,本网站所提供的电子文本仅供参考,请以正式出版物为准。仅供个人标准化学习,研究使用。如有侵权,请及时联系我们!
