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ProlineDual Plate Check Valves

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Manufacturer & Suppliers of Dual Plate Check Valves. These Isolation Valves Also Known as Non Return Valves. These NRV is much stronger, lighter & Superior Quality in Flow Parameters Compared to Swing Check Valves. We manufacture, supply and export in anywhere India & UAE with fastest delivery option.

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  • Only Dual Plate Check Valve which can be installed, for flow upside down due to Spring Assisted Closure
  • High Torsion Inconel Springs for Quick Closing; Valve Closes before Flow Reversal at Zero Velocity.
  • Light in Weight so Easy to Install, Less Bolting and Maintenance
  • Soft Seated Construction Available For Bubble-Tight Shutoff And Metal Seat Leakage Rate 3cc/Min/In
  • Same Valve Can Be Installed Horizontally Or Vertically.
  • SIZE: 25 MM TO 600 MM – 1 “- 24”
  • BODY: C.I. ASTM A 216 WCB /WC6//WC9/CF8 / CF8M
  • DISC: AISI 410 (13% CR.) /AISI 304/316/304L/316L
  • SEAT: AISI 410 (13% CR.) /AISI 304/316/304L/316L+ STELLITE OPTIONAL
  • HINGE PIN: AISI 410 (13% CR.) /AISI 304/316/304L/316L
  • PRESSURE RATING: 150# TO 1500#
  • END CONNECTION: FLANGED END AND BUTWELD END JOINT GASKET: CAF / B8 / COMPRESSED ASBESTOS FIBER / SS 304 SPIRE WOUNDED WITH CAF INSP & TEST STD: BS 6755/API 6D /API 598
  • SPECIAL TYPE: WITH BY PASS ARRANGEMENT VALVE ON REQUEST