Butterfly Valve

“Nilon” Series Butterfly Valve are the best used in the industry, the range varies from wafer type lift & swing type non return valve Nilon swing check valves are provided with properly guided swing disc through a hinge. The hinge and swivel disc are connected maintaining sufficient flexibility for smooth and efficient sealing. “Nilon” Series non return valve are available with metal-to-metal sealing for high temperature and pressure; soft sealing for pneumatic and vacuum applications. Designed to ensure full flow, efficient function and minimum pressure drop across the valve.


Technical Specification:

Manufacturing Standard BS 5155 / API 609, AWWA C 504
Testing Standard BS 6755 / API 598
Pressure Class 150# to 1500#, PN10 to PN16
Material of Construction Cast Cast Iron IS 210, Gr. FG 200/220/260, Cast Carbon Steel ASTM 216 Gr. WCB
Cast Steel ASTM 352, Gr. LCB & LCC
Cast Stainless Steel ASTMA 351 CF8/CF3/CF8M/CF3M
Alloy 20 ASTM A351 Gr CN7M
Forged Carbon Steel ASTM A 105
Duplex and Hastelloy
Design TypeSlim seal, Wafer Type, Double flanged Type
Size Range 1.1⁄2” Through 48”
End Connection Wafer Type/ Flanged End
Engineering Options Lever operated, Gear operated, Pneumatic/ Electrical Actuator operated