Type WVTB-ISO

Other World-Valve Equipment

World-Valve Type WVTB-ISO Wafer Type Rubber Lined Butterfly Valve


The World-Valve Type WVTB-ISO is a Wafer Type Rubber Lined Butterfly Valve and has a vulcanized liner perfect for on/off and control services for gasses and liquids for use in applications such as general services, in the power industry, marine industry, chemical and Petro-Chemical industry, on-/offshore applications.

World-Valve Type WVTB-ISO Wafer Type Rubber Lined Butterfly Valve

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Standardized actuation flange
Centric shaft position
Shaft in PTFE lines bearings
Lining bonded to the body
No fluid contact with body
Streamlined disc shape
No flange gaskets required
No cavities in the flow passage
Low operating torques
High reliability by bonded lining
Excellent sealing properties
No lining movement when cycling
No internal body corrosion
Suitable for vacuum conditions
Easy installation.
Standard according to: ISO - DIN – BS –API*
Flange connection: DIN-PN 6/10/16, ANSI Class 125/150, JIS 5/10/16K*
Dimensions:  25 – 500mm*
Face to Face dimensions: DIN 3202 K1 (ISO series 20) (BS Short) (API-609)
Max. working pressure*: 16 bar
Temperature*: -30°C - 200°C
Body materials: GGG40/Al. Bronze/AISI 316/GSC-25/Duplex/Other*
Disc materials: Al. Bronze/AISI 316/Duplex/Hastelloy/Other*
Liner: BUNA-N/EPDM/Viton/Hypalon/Vulkolan/Other*

*Details on specification and requirements can be offered upon request.