The Poline PN25 Butterfly Valve with SG Iron Disc - Lever Operated is designed for high-pressure shut-off and flow control in demanding water, HVAC, fire fighting, and industrial pipeline systems. Built with a rugged one-piece body construction and integrally moulded resilient liner, this valve delivers reliable sealing, smooth operation, and long service life.
The SG Iron Disc provides high mechanical strength and durability under pressure, while the lever operated quarter-turn mechanism enables fast and easy manual operation. Designed for bi-directional flow, this valve is suitable for commercial and industrial installations where higher pressure ratings are required.
The Poline PN25 Butterfly Valve is widely used in:
Poline Valves manufactures industrial valves engineered for pressure performance, durability, and low maintenance. Our butterfly valves provide dependable shut-off and smooth operation in demanding service conditions.
For pricing, dealership enquiries, OEM supply, or bulk requirements for PN25 Butterfly Valve with SG Iron Disc - Lever Operated, contact Poline Valves today.
| MATERIAL LIST | ||||
|---|---|---|---|---|
| Part No | Part Name | Material | Specification | Qty |
| 1 | Flow Control Lever | Carbon Steel (Powder Coated) | - | 1 |
| 2 | Notch Plate | Carbon Steel (Powder Coated) | - | 1 |
| 3 | Body | Cast Iron | IS 210 FG 200 | 1 |
| 4 | Disc | S.G. Iron (Epoxy Coated) | IS 1865 Gr. 400/15 | 1 |
| 5 | Upper Stem | Stainless Steel | IS 6603 Gr.12 Cr 12 | 1 |
| 6 | Packing Bush | PTFE | - | 1 |
| 7 | Lower Stem | Stainless Steel | IS 6603 Gr.12 Cr 12 | 1 |
| 8 | ‘O’ Ring | Nitrile Rubber | IS 5192-1 | 1 |
| 9 | Bush | PTFE | BS EN 12086-1 | 1 |
| 10 | L-Key Screw | Carbon Steel | - | 1 |
| 11 | C-Sunk Screw & Nuts | Carbon Steel | - | 2 |
| 12 | Locking Washer | Spring Steel | - | 2 |
| 13 | Body Lining | EPDM/ Nitrile | IS 5192-1 | 1 |
| 14 | Name Plate | Aluminium | - | 1 |
| SUITABLE FOR | ||||
|---|---|---|---|---|
| GASES | AIR | STEAM | OIL | WATER |
| SIZE DESCRIPTION |
|---|
| Size (mm) | A | B | C | D | E | F |
| 40 | 33 | 108 | 129 | 52 | 40 | 200 |
| 50 | 43 | 118 | 139 | 64 | 50 | 200 |
| 65 | 46 | 126 | 147 | 72 | 65 | 200 |
| 80 | 46 | 132 | 153 | 80 | 80 | 200 |
| 100 | 52 | 145 | 169 | 96 | 100 | 240 |
| 125 | 56 | 166 | 199 | 108 | 125 | 240 |
| 150 | 56 | 176 | 202 | 123 | 150 | 280 |
| 200 | 60 | 205 | 235 | 151 | 200 | 355 |