男人av在线免费天堂,亚洲AV第9页,国产又粗又猛又大爽又黄网站,亚洲有码中文字幕一区,国产免费一级毛卡片AAAAAA级,亚洲国产图片一区二区三区,国产操大逼,色小说色图片,日本欧美一区二区,91丝袜视频在线播放

Directly buried double relief ball valve MQ361HF-25C CF8 ball

Location:Home  / Product  / Fully welded ball valve / Directly buried double relief ball valve MQ361HF-25C CF8 ball

Directly buried double relief ball valve MQ361HF-25C CF8 ball

Directly buried double relief ball valve MQ361HF-25C CF8 ball
  • Stable quality: Implement full process quality monitoring, meticulous and comprehensive testing!
  • Reasonable price: Strictly controlling costs, reducing expenses, and benefiting customers!
  • Fast delivery: With a new production line and sufficient stock, the delivery time has been shortened!
  • Tel:+86-577-86810616

Product size

Valve stem torque

design basis

The design of the valve shall be in accordance with Q/320506 FDV01-20132:

1. GB/T 12224-2005 "General Requirements for Steel Valves"

2. GB/T 12220-1989 "General Valve Marking"

3. GB/T 12223-2005 "Connection of Partial Rotary Valve Drive Devices"

4. JB/T 12006-2014 "Welded Steel Pipe Valves"

5. GB/T 37827-2019. "Welded Ball Valves for Urban Heating"


Material Science:

Valve body: 20#

Sphere: SUS304

Valve stem: 2Cr13

Valve stem seal: Perfluororubber

Ball seal: PTFE+C

Valve stem height and structural length according to customer requirements

Related Information

Wenbao Valve Co., Ltd

If you have any questions or suggestions about the product, or if you want to know more, you can contact us at any time.

  • Web
  • WeChat
Service
My status