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Home > Industrial Equipment & Components > Valve > Butterfly Valve > Resilient Seat Ductile Cast Iron Stainless Steel Aluminium Alloy Bronze Wafer Butterfly Valve Lug Double Flange Butterfly
Resilient Seat Ductile Cast Iron Stainless Steel Aluminium Alloy Bronze Wafer Butterfly Valve Lug Double Flange Butterfly
Product Spotlights
1. The valve structure is simple, casting letters are clear, smooth surface.
2. Light torque easy to open, it can serve long time.
3. The top flange adopts ISO5211 (it is easy to equip with electric/Pneumatic/Hydraulic actuator).
4. All parts are machined accurately, quality is much better.
5. We adopt better quality rubber seat for long service life.
6. Replaceable seat, it is easy to mend the valve.
2. Light torque easy to open, it can serve long time.
3. The top flange adopts ISO5211 (it is easy to equip with electric/Pneumatic/Hydraulic actuator).
4. All parts are machined accurately, quality is much better.
5. We adopt better quality rubber seat for long service life.
6. Replaceable seat, it is easy to mend the valve.
US$ 6
1 - 999 Piece
US$ 5.8
1000 - 1999 Piece
US$ 5.7
≥2000 Piece
Key Specifications
Get Latest Price
Application:
Industrial Usage, Water Industrial Usage, Household Usage, Other
Work Pressure:
Low Pressure (Pn<1.6mpa)
Driving Mode:
Manual
Payment & Shipping
Payment Methods:
Port of Shipment:
Tianiin /Qingdao/ Shanghai
Delivery Detail:
7 days
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Application
Industrial Usage, Water Industrial Usage, Household Usage, Other
Work Pressure
Low Pressure (Pn<1.6mpa)
Driving Mode
Manual
Valve Stem
Normal
Material of Seal Surface
Soft Sealed
Valve Body
Casting
Structure
Centre Sealing
Working Temperature
Normal Temperature (-40°C
Media
Water
Connection Form
Wafer
Transport Package
Plywoden case
Specification
DN40-2500
Trademark
Newton
Origin
Tianjin China
Resilient Seated Ductile Cast Iron Wafer Lug Flange Butterfly Valves /Gate Valves /Wafer Check Valves etc PN6/PN10/PN16/PN25 JIS5K/10K 150LB
| Size | DN25-DN2600 |
| Face to Face | American Petroleum Institute609, BS5155, DIN3202, ISO5752, JIS F7480, and so on |
| Connection Flange | PN6/PN10/PN16/PN25/JIS5K/10K/16K/150LB/AS2129 Table D/E |
| Mounting Flange | ISO5211 |
| Working Pressure | PN10/PN16/PN25 |
| Application | Fresh Water, Sea Water, Oil, Gas, Acid, Food, Steam |
| Application Temperature | -210~250 ºC |
| Test Pressure | 1.1 Mpa, 1.8 Mpa, 27.5 Mpa |
| Seat Type | Soft Back/Hard Back/Vulcanized |
| Connection Holes No. | 2/4 Holes |
| Body Type | 1/2 Piece |
| No. | Parts | Material |
| 1 | Body | Cast Iron(GG25), Ductile Iron(GGG40/50), Carbon Steel(WCB A216), Stainless Steel(SS304/SS316/SS304L/SS316L) , Duplex Stainless Steel(2507/1.4529), Bronze, Aluminium Alloy. |
| 2 | Seat | NBR, EPDM/REPDM, PTFE/RPTFE, FKM, Neoprene, Hypalon, Silicon, PFA. |
| 3 | Shaft | SS416, SS431, SS304, SS316, Duplex Stainless Steel, Monel |
| 4 | Disc | DI+Ni, Stainless Steel(SS304/SS316/SS304L/SS316L) , Duplex Stainless Steel(2507/1.4529), Bronze, (DI/WCB/SS) coated (Epoxy Painting/Nylon/EPDM/NBR/PTFE/PFA) |
| 5 | Bushing | PTFE, Bronze |
| 6 | O Ring | NBR, EPDM, VITON, FKM |
| 7 | Operation | Hand Lever, Hand Wheel, Gear Box, Electric/Pneumatic/Hydraulic Actuator |
Butterfly Valve Series
Wafer Butterfly Valve
| NO. | Item | Standard |
| 1 | SIZE | DN25-2000 |
| 2 | Face to Face | BS5155, DIN3202, ISO5752 |
| 3 | Connection Flange | DIN, BS, UNI, ISO, ANSI, AS, JIS |
| 4 | Mounting Flange | ISO5211 |
| 5 | Working Pressure | PN10/PN16/PN25 |
| 6 | Application | Fresh Water, Sea Water, Oil, Gas, Acid, Food, Steam |
| 7 | Application Temperature | -210-250ºC |
| 8 | Shaft Disc Connection Type | Pin/Pinless/Double Half Shafts |
| 9 | Seat Type | Soft Back/Hard Back/Vulcanized |
| 10 | Connection Holes No. | 2/4 Holes |
| 11 | Body Type | 1/2 Piece |
STANDARD MATERIALS OF MAIN PARTS
| NO. | PART | MATERIAL |
| 1 | Body | Cast Iron(GG25), Ductile Iron(GGG40/50), Carbon Steel(WCB A216), Stainless Steel(SS304/SS316/SS304L/SS316L) , Duplex Stainless Steel(2507/1.4529), Bronze |
| 2 | Seat | NBR, EPDM/REPDM, PTFE/RPTFE, Viton, Neoprene, Hypalon, Silicon, PFA. |
| 3 | Shaft | SS416, SS431, SS304, SS316, Duplex Stainless Steel, Monel |
| 4 | DIsc | DI+Ni, Stainless Steel(SS304/SS316/SS304L/SS316L) , Duplex Stainless Steel(2507/1.4529), Bronze, (DI/WCB/SS) coated (Epoxy Painting/Nylon/EPDM/NBR/PTFE/PFA) |
| 5 | Pin | Stainless Steel |
| 6 | Bushing | PTFE, Bronze |
| 7 | O Ring | NBR, EPDM, FKM |
| 8 | Operation | Hand Lever, Gear Box, Electric/Pneumatic/Hydraulic Actuator |
Wafer Butterfly Valve
| NO. | Item | Standard |
| 1 | SIZE | DN25-2000 |
| 2 | Face to Face | BS5155, DIN3202, ISO5752 |
| 3 | Connection Flange | DIN, BS, UNI, ISO, ANSI, AS, JIS |
| 4 | Mounting Flange | ISO5211 |
| 5 | Working Pressure | PN10/PN16/PN25 |
| 6 | Application | Fresh Water, Sea Water, Oil, Gas, Acid, Food, Steam |
| 7 | Application Temperature | -210-250ºC |
| 8 | Shaft Disc Connection Type | Pin/Pinless/Double Half Shafts |
| 9 | Seat Type | Soft Back/Hard Back/Vulcanized |
| 10 | Connection Holes No. | 2/4 Holes |
| 11 | Body Type | 1/2 Piece |
PRESSURE TEST
| Nominal Diameter | DN25-DN1200 | 1''- 48'' | DN25-DN1200 | 1''- 48'' |
| Nominal Pressure | 1.0 Mpa | 150 Psi | 1.6 Mpa | 250 Psi |
| Seal Test Pressure | 1.1 Mpa | 165 Psi | 1.76 Mpa | 275 Psi |
| Shell Test Pressure | 1.5 Mpa | 225 Psi | 2.4 Mpa | 375 Psi |
| Pressure Conversion | 1 Mpa=1, Bar=15Psi, PN20=Class 150 | |||
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