- Model NO.: DN50-DN1400
- Connection Form: Wafer
- Seal Form: Force Sealed
- Work Pressure: Low Pressure (Pn<1.6mpa)
- Material of Seal Surface: Soft Sealed
- Application: Industrial Usage, Water Industrial Usage, Household Usage
- Colour: Blue or Other
- Trademark: GHL
- Specification: ASTM, ANSI. API, DIN, JIS
- HS Code: 8481804090
- Driving Mode: Pneumatic
- Structure: Centre Sealing, Butterfly
- Valve Stem: Normal
- Working Temperature: Medium Temperature (120°C<T<450°C)
- Valve Body: Casting
- Model Number: D671f46
- Media: Acid
- Transport Package: Seaworthy Packing
- Origin: Tianjin, China
The product has simple structure and reasonable design. Rotate handle 90°, can switch valve easily, and keep valve disc stay at the needed angle .
Product features
   Axillare Adopting no-pin connection, compact structure, easy to transport, install and maintain.
 90° on/off, worm gear transmission, small operating torque for energy saving.
 Soft seal, zero leakage, long service life.
 Flow characteristic tend to straight line, prefect regulation performance.
 Various of material for parts, can adapted to multiple mediums.
 Surface coating with epoxy resin, well appearance and corrosion resistance.
Standard
| Item |  Adoption standard |  Optional standard |
| Design Manufacture  Acceptance |  GB12238-1989 |  ISO/DIN10631-1991,API598 |
| Valve structure lengh |  GB12221-1989 |  ISO5752-1988 |
| Valve flange length |  GB9113-2000 |  ANSI B16.5,ISO7005,JIS B2238,2239 |
| Inspection | Â GB/T13927-1992Â Â Â | Â ISO/DIN5208-1987 |
| Mark | Â GB12220-1989Â | Â ISO05209-1987 |
| Name | Optional Materials |
| Body | Ductile Iron(DI), Gray Cast iron(CI), Cast Steel(WCB), Stainless steel(CF8/CF8M) |
| Disc | Ductile iron nylon coating(N),Plated ductile iron(D), CF8(P), CF8M(R),Aluminum bronze(T) |
| Seat | EPDM , NBR. PTFE, VITON, EP, EPDM ,EPDM |
| Shaft | 416SS 316SS 304SS CS45#coating with Ni,P |
| Actuator | Cast iron worm gear reducer, Cast aluminum worm gear reducer |
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|  Product Name |  Wafer type Handle midline butterfly valve |
|  Connection |  Wafer type |
|  Nominal diamater |  DN40~DN150 |
|  Nominal pressure |  PN10/PN16 |
|  Test pressure | Shell test:PN×1.5 |
| Seal test:PN×1.1 | |
|  Surface treatment |  Epoxy coating |
|  Driven type |  Steamlined Aluminum Handle or High Strengh malleable Iron Handle |
|  Applicable temperature |  -30°C~180°C |
|  Applicable mediums |  Water, Salt, Acid, Alkali, Nature gas, Air, Alcohols, oils, food, steam and so on. |
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