
“FLOW-ON” offers rubber lined Butterfly Valves for HVAc and Utilities. This Valves are truly “FIT AND FORGET VALVES” which requires minimum maintenance. The Body lines which also function as soft seat, comes in an integrally moulded version & offers Bi-Directional Sealing against vacuum upto pressure of PN 10 / PN 16.
Our offered Pneumatic Butterfly valve is known for its effective and hassle-free operation and uses in different industries in various application such as Petroleum, Sugar, Oil-Refineries, Pulp Paper industry, Cement, Chemical, Steel Industry, and Power Plant. With a wide range of valves available for different applications offer complete control to meet all automation needs and enable us to provide a one-stop solution at a single source.
Features:
- Efficient and reliable performance
- Technologically advance
- Simple and effective operation
- Compact and light weight
- Corrosion and pressure resistant
- Easy to operate
Size Range : 1/2″ to 48″
Actuator
Technical specifications | |
Type | Rack and Pinion Type |
Actuation | Double Acting / Single Acting (Spring Return) |
Mounting Std. | ISO 5211 An International Standard |
Pneumatic Connections | NAMUR Standard |
Valve
Technical specifications | |
Body | CI (IS 210 Gr. FG 200 / 220) / WCB / CF8 / CF8M |
Disc. | CF8 / CF8M / CF3M / S.G. Iron / Teflon Coated / Powder Coated Nylon Coated / Rubber Line |
Seat | EPDM / Nitrile / Hayplon / Viton / Moulded or Replaceable muffer type |
Shaft | AISI 410 / CF8 / CF8M / CF3M |
Valve Type | Centric Disc Butterfly Valve with a single piece rubber lined body |
Body Type | Short wafer (sandwiched between flanges) |
Seat Type | Integrally moulded with the body / Replacable |
End Connection | Wafer End / Lug Type / Double Flanged Type |
Pressure rating | PN 10 / PN 16 |
Oper. Temp. range | 25° C to 130° C (depending on MOC) |
Seat Leakage | Tight shut off |
Operation | Hand lever for sized from 40 mm to 350 mm Worm gear boxes for sized from 100 mm to 1000 mm |



PNEUMATIC ACTUATOR OPERATED SPHERICAL DISC BUTTERFLY VALVE
“FLOW-ON” offers Spherical Disc Valve with compact and Easy replacable Seal Designfor 10 kg/cm² / 20 kg/cm² & to withstand 180˚C to 600˚C temperature. This Valves are truly “FIT AND FORGET VALVES” which requires minimum maintenance. Due to our expertise and proficiency in this field, we supply our pneumatic offset butterfly valve within the given time frame and specification. Our all range of valves are available at market leading price keeping in mind needs and uses of the customer. Our high-performance butterfly valve delivers the highest quality and value for meeting today’s ever demanding nature of work. Our offered Pneumatic Butterfly valve is known for its effective and hassle-free operation and uses in different industries in various application such as Petroleum, Sugar, Oil-Refineries, Pulp Paper industry, Cement, Chemical, Steel Industry, and Power Plant. With a wide range of valves available for different applications offer complete control to meet all automation needs and enable us to provide a one-stop solution at a single source.Features:
- Efficient and reliable performance
- Technologically advance
- Simple and effective operation
- Compact and light weight
- Corrosion and pressure resistant
- Easy to operate
SIZE RANGE : 11/2″ TO 20″
Actuator
Technical specifications | |
Type | Rack and Pinion Type |
Actuation | Double Acting / Single Acting (Spring Return) |
Mounting Std. | ISO 5211 An International Standard |
Pneumatic Connections | NAMUR Standard |
Valve
Technical specifications | |
Body | CI (IS 210 Gr. FG 200 / 220) / WCB / CF8 / CF8M |
Disc | CI (IS 210 Gr. FG 200 / 220) / WCB / CF8 / CF8M |
Seat | PTFE Replaceable (available EPDM / Viton / Metal to Metal) |
Plate Mounting | Namur Standard |
Operation | Hand Lever Type |
Worm Gear Box Type | |
Pneumatic Actuated | |
Electrical Actuated |

DIMENSIONS | |||||||||
Size | A | B | C | H | Port | ØD | N | M | |
MM | In. | ||||||||
40 | 1 ½” | 42 | 58 | 86 | 220 | 38 | 82 | 169 | 73 |
50 | 2″ | 45 | 68 | 88 | 222 | 51 | 96 | 169 | 73 |
65 | 2 ½” | 48 | 70 | 100 | 234 | 60 | 112 | 169 | 73 |
80 | 3″ | 48 | 79 | 109 | 255 | 72 | 131 | 216 | 84 |
100 | 4″ | 54 | 95 | 131 | 277 | 100 | 160 | 216 | 84 |
125 | 5″ | 57 | 118 | 155 | 315 | 123 | 188 | 232 | 93 |
150 | 6″ | 57 | 132 | 170 | 342 | 144 | 219 | 272 | 105. 5 |
200 | 8″ | 84 | 161 | 201 | 390 | 192 | 271 | 293 | 122 |

APPLICATION :
1) Pharmaceutical Industry.
2) Textile Industry.
3) Paper & Pulp Industry.
4) Laminates Industry.
5) Chemical Industry etc.











