- Manufacturing Standard:
API 609 / BS 5155/ IS 13095 / AWWA - Inspection & Testing:
BS 6755 / AWWA - Material of Construction:
Body : Cast Iron /. WCB / CF8 / CF8M / CF3 / CF3M (Also Available in Fabricated material / Type)
Seat : Nitrile / Neoprene / PTFE / Viton Hypalon / Silicon, Metal to Metal - End Connections:
Wafer Type / Double Flanged / Lug End
- Type:
Centric Disc Design / Offset Disc Design High Performance - Pressure Rating:
125# / 150# / PN 1.0 / PN 1.6 PN 2.0 / PN 2.5 / PN10 / PN16 - Operation:
Lever / Gear / Electrical Actuator Pneumatic Actuator and Hydraulic Actuator - Size Range:
25mm to 2000mm
Butterfly Valve Central Disc
Keeping in views especially-contemporary marketplace preferences, we’re engaged in exporting, manufacturing and supplying a big array of Butterfly Valve Central Disc for our maximum decided on clients in Ahmedabad, Gujarat, India. Our Clients can avail of butterfly valve provided by us at market costs. Butterfly valves may be used for flow in both directions. Unlike a ball valve, the disc is always present with a pressure drop to induce the flow, regardless of valve position with a disc as it pivots about an axis on or near the pipe axis. Traditional butterfly valves now work at high pressure drops across the disc which can be both metallic and soft.
Butterfly valves central disc should ordinarily be mounted with the spindle horizontal since this allows trash in the pipe invert to be swept clear as the valve is closed. Where the spindle is vertical solids can lodge under the disc at the spindle and cause damage to the seal. Disc position indicators are useful and strong disc stops integral with the body should be specified, so that the operator can feel with certainty when the disc is fully closed or fully open. The disc can be considered as an aerofoil, where greater energies are applied on the upper side than on the lower side.
Butterfly valves are generally devoured because it costs less than other valve designs, and are a lighter in weight so they need less maintenance.
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