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f5 f4 resilient seated with price list 1/2 4 inch dn50 pn16 knife gate valve

f5 f4 resilient seated with price list 1/2 4 inch dn50 pn16 knife gate valve

New products on china market sale ductile iron 8 inch resilient seated knife gate valve pn16

Keyword: / Ductile iron Knife gate valve,resilient seated knife gate valve /

Products Details
New products on china market sale ductile iron 8 inch valves.com/a/PRODCUTS/Knife_Gate_Valve/2021/0620/154.html' target='_blank'>resilient seated knife gate valve pn16
Knife gate valve is a kind of gate valve which is a shut off directly. It's gate head is design with bever cutting edge, which has a cutting action t medium. Ductile iron Knife gate valve are suitable for those mediums contained fibers gate valves are widely used in the process of automatic control systems in paper making, mining, chemical and sewage treatment industries.
 
Product features: 
1. Integral body design, small flow resistance, smooth operation.
2. Stem drive is designed with 2 plane bearings, the driving triction is greatly reduced so making operation of valve becomes smooth and light.
3. Seat with moveable sealing design and O-Ring can provide a preloading force to push the seat sealing ring touching tightly with gate which can provide a self compensation to sealing surface when it had been wom after long time in services, so its service life can be increased.
4. Fixed guide claw, without groove design, so medium is not easy to be accumulated and blocked,
5. Material of seat is selected according to thr medium and service condition, choosing metal seal or soft seal. Metal seal with gate surface is coated wIth hard chromium, or nitricling treatment, t increase its wear resistance. Sofr seal will be will be with PTFE seat, or EPDM, NBR, which have good sealing performance and excellent corrosion resistance.
6. With excellent sealling performance and economical pratically, and its operation can be by manual, pneumatic or electric actuator, so its application is very wide.
 
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