Supervisory Tamper Switch OS&Y Gate Valve is mainly used in fire-fighting system, with red color. People can Recognize Gate Valve is open or closed condition through the Rising Stem in a far distance.
1- Body/Bonnet: GGG40/50
2- Stem: SS420/431
3- Bolts/Nuts: SS304
4- Wedge: GGG40/50 + EPDM Coating
5- Epoxy Resin coating internal & external, thickness above 300 micron
6- Flange or Socket Or Groove Ended
7- Work pressure: PN10/16; Size range: 1", 1 1/2", 2" to 24"
8- Design Standard: DIN F4/F5, BS5163, AS2638.2
9- Operate: Handwheel
Suzhou Walter Flow Control Equipment Co., Ltd. Which is a professional company and specialized in fluid equipment & firefighting equipment field. We are and always fashioning our long time business relationship from the advanced technology, excellent quality and good service.
Walter supply FM Approved, UL Listed, CE and relevant certificate products in Water Treatment Systems, Firefighting Project, High Buildings, Oil and Chemical Industry field.
Valve Products:
Gate Valve, Butterfly Valve, Check Valve, Ball Valve, Automatic control valves, Global Valve, Knife Gate Valve, Strainer, Flange and Pipe Fittings
Firefighting Products:
Firefighting Sprinkler System ( fire sprinkler, wet alarm valve, deluge valve, water flow detector, gate valve, butterfly valve etc...), Foam Fire Extinguishing Systems ( CO2 fire extinguishing equipment, pressure foam proportioning device ), Air Fire Extinguishing Systems ( FM200/HFC-227ea Systems ) and Fire Hydrant, Fire Hose, Fire Monitor etc;
Material: Cast Iron, Ductile Iron, WCB, Stainless Steel.
Cooperation to create value, Walter always for the sake of customer, Choose Us, Reap Success.
For more information, please contact us directly
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