[

2018-06-05View Original

Thread Content

"Gründe und低温球阀产生泄漏的原因和低温试验参考方法",

Reply #22018-06-06

"Es gibt h. 低温球阀产生泄漏的原因和低温试验参考方法两种主要的情况，一是内漏；二是外漏。内漏阀门产生内漏主要原因是密封副在低温状态下产生变形所致。当介质温度下降到使材料产生相变时造成体积变化，使原本研磨精度很高的密封面产生翘曲变形而造成低温密封不良。外漏阀门的外漏：其一是阀门与管路采用法兰连接方式时，由于连接垫料、连接螺栓、以及连接件在低温下材料之间收缩不同步产生松弛而导至泄漏。因此可. 低温球阀产生泄漏的原因和低温试验参考方法阀体与管路的连接方式由法兰连接改为焊接结构避免了低温泄漏。其二是阀杆与填料处的泄漏。阀门低温试验参考方法：",

Reply #32018-06-06

"1Vor低温球阀产生泄漏的原因和低温试验参考方法"

Submit a Project

**Looking for Chemical Technology, Equipment & Solutions?** No Registration Required Broader Platform Exposure | Global Chemical Service Provider Connections

Submit Request — Free Consultation

Disclaimer

This is an automated machine translation of the original thread. Some technical terms may have inaccuracies; the original text shall prevail. Click "View Original" at the top right to access the source page, which supports IP-based automatic real-time language translation. Please watch out for contact details and sales inducements to prevent fraud. All content and translations are for reference only, representing solely the poster's personal views. For enquiries, email service@hcbbs.com.

[

Thread Content

Submit a Project

Disclaimer

Quick Links