- Zhejiang Hisun Automation Instrument Co.,ltd
-
Quzhou, Zhejiang, China
- Main products: power station valve, high pressure valve, high tmeperature valve, butt welding valve
Home > Products > gate valve > Vacuum gate valve
Vacuum gate valve
- T/T L/C D/P D/A
- 7 days
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Product Description
Overview:
Vacuum gate valve by ordinary gate valves modified manually, the difference is that the vacuum packing seal gate valves equipped with a vacuum sealing ring, have since the expansion pressure effect.Better than ordinary gate valves of the gas seal performance.Vacuum gate valve is closed, sealing surface can only rely on medium pressure to seal, that depend on medium pressure, the disc will be to the other side of the valve seat sealing surface pressure to ensure that the seal face seal, this is the seal.Most is adopt compulsory seal gate valve, the valve is closed, to rely on outside force forced the ram pressure to the seat, to ensure the sealing surface sealing.
Valve body, gate, valve cover:WCB,Cr5Mo.
Packing:Flexible graphite
Packing pad:AL
Valve stem nut:ZCuA110Fe3
valve stem:1Cr13
Yoke:WCB,WCB\WC6
Stem nut :45(ZCuZn25A16Fe3Mn3)
Four open loop:1Cr13,20Cr1MoVA
Contact Us
- Zhejiang Hisun Automation Instrument Co.,ltd
- Contact namepagan peng Chat Now
- Phone86-577-57789961
- AddressHe yi Industrial Zone,Oubei Town,Wenzhou City,Zhejiang Province,P.R.China, Quzhou, Zhejiang
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| ball valve | butterfly valve | check valve | gate valve |
| globe valve | New product |
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