Industrial Butterfly Valves

Delval 50, Wafer Design     Delval 52, Lug Design



Delval 51, Wafer Body     Delval 53, Double Flanged Body





Delval 56, Wafer Body, "HY FLO" Design     Delval 57, Lug Body, "HY FLO"


Delval 40 & 42, Wafer Body, Teflon© Lined     Delval 41 & 43, Lug Body, Teflon© Lined



Delval 44 & 47 , Wafer, High Performance Design     Delval 45 & 48, Lug High Performance Design


Delval 46 , Flanged, High Performance ,#150     Delval 49, Flanged, High Performance , #300


Ball Valve

Delval 60 & 65, 66 Full Bore Delval 69 & 70, Reduced Bore





Delval 7A to 7M,Trunnion mounted/ 2 Piece Delval 8A to 8M,Trunnion mounted/ 3 Piece




Delval 64 Screwed / Socket weld end connections


Delval 50, Wafer   Delval 52, Lug

  • Type : Resilient Replaceable Seat Butterfly Valve
  • Size : 50-600 mm/ 2"-24"
  • Body : Cast Iron / Ductile Iron/ WCB (Wafer & Lug type)
  • Disc : Ductile Iron (Nylon/ Aroxy coated)/ CF8/ CF8M
  • Seat : Buna N / EPDM/ Viton/ Silicone (FDA Compliant)
  • Stem : SS 410/ 316/ CS + Zinc Plated
  • Operation : Lever/ Gearbox/ Pneumatic/ Electric Actuator
  • Temperature : (-)40°C to (+)200°C
  • Pressure : PN10/ PN16

    • Delval 51, Wafer Delval 53, Double Flanged

  • Type : Resilient Replaceable Seat Butterfly Valve
  • Size : - 650-1200 mm/ 26"-48"
  • Body : Cast Iron / Ductile Iron/ WCB (Wafer & Flanged type)
  • Disc : Ductile Iron (Nylon/ Aroxy coated)/ CF8/ CF8M
  • Seat : Buna N / EPDM/ Viton/ Silicone (FDA Compliant)
  • Stem : SS 410/ 316/ CS + Zinc Plated
  • Operation : Gearbox/ Pneumatic/Hydraulic/ Electric Actuator
  • Temperature : (-)40°C to (+)200°C
  • Pressure : PN10

    • Delval 56, "HY FLO"     Delval 57, "HY FLO"

  • Type : Resilient Molded Seat Butterfly Valve
  • Size : 50-300 mm/ 2"-12"
  • Body : Cast Iron / Ductile Iron/ (Wafer & Lug type)
  • Disc : Ductile Iron (Nylon/ Aroxy coated)/ CF8/ CF8M
  • Seat : Buna N / EPDM
  • Stem : SS 410/ 316/ CS + Zinc Plated
  • Operation : Lever/Gearbox
  • Temperature : (-)25°C to (+)150°C
  • Pressure : PN10


    • Delval 40 & 42     Delval 41 & 43

  • Type : PTFE Seated Butterfly Valve
  • Size : 50-600 mm/ 2"-24"
  • Body : CI (Nylon/ Epoxy Coated)/ DI/ WCB/ CF8M
  • Disc : CF8M (PFA/ PTFE Lined)
  • Seat : PTFE/ PFA with elastomer back up
  • Stem : 17-4-PH SS ASTM A564 Type630/ CF8M (integral with disc)
  • Operation : Lever/ Gearbox/ Pneumatic/ Electric Actuator
  • Temperature : (-)25°C to (+)200°C
  • Pressure : PN10

    • Delval 44 & 47     Delval 45 & 48

  • Type : High Performance Soft Seated Butterfly Valve
  • Size : 50-900 mm/ 2"-36"
  • Body : Ductile Iron/ WCB/ CF8/ CF8M
  • Disc : WCB/ CF8/ CF8M
  • Seat : PTFE/ RPTFE/ EPDM/ Buna N/ Viton
  • Stem : 17-4-PH SS ASTM A564 Type 630/ASTM A479 SS410
  • Operation : Lever/ Gearbox/ Pneumatic/ Electric Actuator
  • Temperature : (-)40°C to (+)200°C
  • Pressure : ASME Class 150 / 300


    • Delval 46     Delval 49

  • Type : High Performance Soft Seated Butterfly Valve
  • Size : 80-1800 mm/ 3"-72"
  • Body : Ductile Iron/ WCB/ CF8/ CF8M
  • Disc : WCB/ CF8/ CF8M
  • Seat : PTFE/ RPTFE/ EPDM/ Buna N/ Viton
  • Stem : 17-4-PH SS ASTM A564 Type 630/ASTM A479 SS410
  • Operation : Lever/ Gearbox/ Pneumatic/ Electric Actuator
  • Temperature : (-)40°C to (+)200°C
  • Pressure : ASME Class 150 / 300



    • Delval 60 & 65, 66     Delval 69 & 70

  • Type : 2 Piece, Full Bore/ Reduced Bore (Fire safe)
  • Size : 15- 300 mm/ 1/2"- 12"
  • Body : WCB/ CF8/ CF8M/ CF3/ CF3M/ LCB/ CA15
  • Ball : CF8/ CF8M/ CF3/ CF3M/ LCB/ CA15
  • Seat : PTFE/ RPTFE/ PEEK
  • Ends : Flanged to ANSI B16.5 / BS-10D / DIN 2501 /IS 1538 /RTJ
  • Stem :ASTM A479 SS 304, SS 316/ ASTM A182 SS410
  • Operation : Lever/ Gearbox/ Pneumatic/ Electric Actuator
  • Temperature : (-)40°C to (+)260°C
  • Pressure : As per Class 150, 300, 600, 900

    • Delval 7A to 7M     Delval 8A to 8M

  • Type : Trunnion mounted, Full Bore/ Reduced Bore
  • Size : 50- 300 mm/ 2"- 12"
  • Body : WCB/ CF8/ CF8M/ CF3/ CF3M/ LCB/ CA15
  • Ball : CF8/ CF8M/ CF3/ CF3M/ LCB/ CA15
  • Seat : Nylon/ Viton
  • Ends : Flanged to ANSI B16.5 / BS 10-D / DIN 2501 /IS- 1538 /RTJ
  • Stem :ASTM A479 SS 304, SS 316/ ASTM A182 SS410
  • Operation : Lever/ Gearbox/ Pneumatic/ Electric Actuator
  • Temperature : (-)29°C to (+)180°C
  • Pressure : As per Class 150, 300, 600, 900

    • Delval 64

  • Type : 3 Piece Body, Full Bore
  • Size : 15- 350 mm/ 1/2"- 2"
  • Body : WCB/ CF8/ CF8M/ CF3/ CF3M
  • Ball : AISI 316/ CF8M/ CF3M
  • Seat :PTFE/ RPTFE
  • Ends : BSP(F)/ BSP(T)/ NPT/ Socket Weld
  • Stem :ASTM A182 SS304/ SS316
  • Operation : Lever / Pneumatic/ Electric Actuator
  • Temperature : (-)29°C to (+)200°C
  • Pressure : As per Rating 1000 (WOG)

    • Actuators

    Valve Automation