Durati Lugged Wafer Butterfly Valve (Lever Type)
- Design Standard : BS EN 593
- Connection Ends : BS EN 1092-2
- Top Flanged Standard : ISO 5211 (Stem drive by keys, parallel or diagonal square or flat head)
- Working Pressure : PN16
- Temperature Range : 0°C – 80°C
- Coating : Fusion Bonded Epoxy Coating in accordance with ANSI/AWWA C550
Description
| Part No. | Part | Standard Specification | Options |
|---|---|---|---|
| 1 | Valve Body | EN-GJS-450-10 | |
| 2 | Seat | EPDM Vulcanized on Valve Body | EPDM/NBR Vulcanized on Valve Body; Soft Seat in EPDM/NBR; |
| 3 | Disc | EN-GJS-450-10 | SS304, SS316, AL-Bronze UNC 95400 |
| 4 | Stem | DN50~350: SS420, One-Piece stem Design DN400~800: SS431, Two-Piece stem Design | SS304, SS316, SS416, SS431 |
| 5 | O-Ring | NBR | EPDM |
| 6 | Bushing | DN40--DN350: Nylon 1010 DN400-DN800: Lubricating Bronze | PTFE |
| 7 | Lever | EN-GJS-450-10 | Aluminum |
| 8 | Shaft Cover | EN-GJS-450-10 | |
| 9 | Gear | EN-GJL-200 | EN.GJS450-lO |
