Marine industry, Water supply and drainage, fire fighting, shipbuilding, water treatment and other systems, DN50 to D1200, NBR/EPDM/VITON, Certificates & Approvals: DNV-GL, Lloyds, DNV, ABS, BV, Standards: EN 593, API609
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Wafer type butterfly valve (TH-BTV-AW)
Area of application
Marine industry, Water supply and drainage, fire fighting, shipbuilding, water treatment and other systems
Technical Parameters /Properties of Wafer type Butterfly valve
| Type: | Multi-Flange Wafer |
|---|---|
| Size & Connections: | DN50 to D1200 |
| Medium: | Air, Inert Gas, Oil, Seawater, Waste water, Water |
| Materials: | Cast Iron / Ductile Iron/ Carbon Steel / Stainless Steel / Alu Bronze |
| Pressure Rating: | PN10, PN16 |
| Temperature: | -30°C to 200°C |
| Seat/Lining: | Replaceable Liner / Bonded Liner NBR/EPDM/VITON, PTFE/PFA lining |
| Certificates & Approvals: | DNV-GL, Lloyds, DNV, ABS, BV Type Approval 3.1 & 3.2 Cert (on request) |
Standards
- Design and Manufacture Conform to EN 593、 API609
- Flange dimensions Conform to EN 1092-2 PN10
- Face to Face dimensions Conform to EN558 series
- Topwork’s dimensions Conform to ISO5211
- Testing Conform to API598、EN12266-1
Material of Parts
| Part name | Material |
|---|---|
| Body | ASTM A536 65-45-12/ASTM A126 B EN-JL 1040 (GG-25) EN-JS 1030 (GGG-40) EN-JS 1049 (GGG 40.3) Stainless steel (1.4408) Alu-Bronze |
| Disc / Plate | DI+NI,CF8/CF8M,C954/C958 EN-JS 1030 (GGG-40) Stainless steel (1.4408) |
| Shaft / stem | SS431/SS420/SS410/SS304 |
| Seat / lining | NBR /EPDM /VITON /PTFE /PFA |
| Taper pins | SS416/SS316 |
| Bushing | BRASS/PTFE |
| O-ring | NBR/EPDM/VITON |
| Key | STEEL |
Actuation
- Hand lever
- Worm-gear/hand-wheel
- Electric-actuator
- Pneumatic-actuator
- Hydraulic-actuator
Wafer type butterfly valve features
- Simple structure and easy operation
- Easy installation and good sealing
- Long service life and high reliability
- Good interchangeability of parts and cost saving
- Wafer type butterfly valve with concentric design
- Using backless structure, Rubber fusion bonded on valve body
- Replaceable, resilient seat
- Streamlined disc, one-piece stem
- Approved and registered by VdS, DVGW
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https://www.tanghaivalve.com/wp-content/uploads/2020/06/Wafer-type-butterfly-valve-with-worm-gear.jpg
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admin
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admin2020-05-21 07:48:002020-11-04 03:49:20Wafer type butterfly valve (TH-BTV-AW)
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admin2020-05-17 08:23:532021-01-14 09:34:53Double eccentric High performance butterfly valve (TH-BTV-DE)
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