Quarter-turn wafer butterfly valve for 200 mm (8") water lines — the slim body clamps ('wafers') between two pipe flanges. An epoxy-coated SG-iron disc swings on a two-piece stem and seals against a moulded EPDM/Nitrile liner. Gear-operated with handwheel (larger sizes need the reduction). Face-to-face 60 mm, disc Ø 201.6 mm. Rated PN 1.6 — up to 1.6 MPa working, factory-tested 2.4/1.76 MPa shell/seat; water to 90°C.
| PN rating | PN 1.6 |
| ISI status | ISI |
| Disc material | SG Iron, epoxy-coated (IS 1865 Gr.400/15) |
| Operation | Gear + handwheel |
| Body | SG Iron (IS 1865 Gr.400/15) |
| Liner | EPDM/Nitrile (IS 5192) |
| Shell test (MPa) | 2.4 |
| Seat test (MPa) | 1.76 |
| Max temp (°C) | 90 |
| Suitable for | Water |
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