Butterfly Valve :: Butterfly Valves :: Industrial Butterfly Valve :: Butterfly Valve Manufacturer :: Exporter and Suppliers from India. |
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DESIGN FEATURES of Butterfly Valves
APPLICATIONS
- Water treatment plants
- Water distribution systems
- Sewage plants
- Power stations
- Chemical industries
- Steel mills
- Sugar factories / Breweries
- Textile industries
- Food processing industries
- Cement industries
- Paper Mill
QUALITY FEATURES of Butterfly Valves
- Excellent flow control in quarter turn operation.
- Compact space saving design.
- Low weight, low maintenance, log service life.
- Both shafts mounted in bearing supports for easy operating torques.
- Replaceable / Bonded seat options.
- Suitable for mounting between all standard flanges.
- Gasket packing not required to install between flanges.
ORDERING DATA of Butterfly Valves
- Size of valve.
- M.O.C. for body, disc & seat.
- If any specific change to standard material of other parts.
- Operation manual / Gearbox / Actuator
(give details of Actuator).
Details of flow medium i.e., name, temperature, pressure.
| PART | DESCRIPTION | STD MODE OF CONSTRUCTION | OPTIONS |
| 1 | BODY | Cast Iron, GG – 25/ IS – 210FG – 260/ BS – 1452 Gr. 260/ |
SG Iron GGG 40 Cast Steel (WCB) Stainless Steel CF8/CF8m |
| 2 | DISC | SG Iron, GGG – 40/ SG – 1865 SG400/12/ BS – 2789 Gr. 420/12 |
Cast Steel (WCB) Stainless Steel CF8/CF8M Aluminum Bronze IS 305 Gr2 |
| 3 | SEAT | Black Nitrile | EPDM, Neoprene, Viton, Silicon Hypalon of as per customer’s Requirements. |
| 4 | SHAFT | AISI 410 | AISI 304 / AISI 316 |
| 5 | BEARING | Self lubricating phosphorous Bronze | PTFE |
| 6 | ‘O’ RINGS | Nitrile | EPDM, Neoprene |
| 7 | BUSH | Polyacetal | PTFE |
| 8 | TAPER PIN | AISI 410 | AISI 304 / AISI 316 |
| 9 | PLUG | Carbon Steel | - |
| 10 | HAND LEVER | SG Iron / C.I. | Cast steel, S.S. |
Butterfly Valves - DIMENSION CHART SIZE (DN)
| NB | A | D | H | L | WT / (Kg) |
| 40 | 33 | 66 | 106 | 250 | 3.1 |
| 50 | 43 | 70 | 113 | 250 | 3.7 |
| 65 | 46 | 76 | 121 | 250 | 4.5 |
| 80 | 46 | 89 | 129 | 250 | 4.8 |
| 100 | 52 | 96 | 147 | 250 | 6.0 |
| 125 | 56 | 109 | 158 | 250 | 7.9 |
| 150 | 56 | 133 | 176 | 315 | 11.0 |
| 200 | 60 | 158 | 200 | 315 | 15.5 |
| 250 | 68 | 194 | 245 | 500 | 27.0 |
| 300 | 78 | 219 | 270 | 36.0 | |
| 350 | 78 | 260 | 321 | ||
| 400 | 100 | 290 | 348 | ||
| 450 | 108 | 320 | 373 | ||
| 500 | 127 | 360 | 410 | ||
| 600 | 149 | 420 | 470 |
TECHNICAL DATA of Butterfly Valves
| PRESSURE RATING | PN 10 & PN 16 |
| PRESSURE TESTING | a) Body : 1.5 x PN b) Seat : 1.1 x PN |
| TEMPERATURE | (-) 40o c to 200o C |
| FACE TO FACE DIMENSION | ISO – 5752 /IS – 13095/ BS -5155 |
| TO SUIT FLANGES DRILLED AS PER | IS, ANSI, BS, DIN Standards |
| OPERATION | Bi-directional |
| PAINTING | Epoxy coated |
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