China Manual Deck Surface Valve:
Manual Deck Surface Valve is called manual flat valve or deck level valve, it is installed on the deck for draining the ballast water in the ballast bank or water on the deck.
Technical Specification:
Working Temperature: 0~60℃
Working Medium: Sea water
Working Pressure: 0.4Mpa
Connection Type: Welded on the deck
Main Parts & Material:
1. Bedplate--Carbon Steel Q235A
2. Sealing ring--NBR
3. Body-Bronze
4. Sealing ring-Fluorine Rubber
5. Valve Disc-Bronze / Stainless Steel
6. Valve Rod-Stainless Steel
7. Handwheel-Nodular Iron
Main Size(mm):
| DN | D0 | Dw | D1 | D2 | D3 | S | H |
| 100 | 250 | 114 | 245 | 300 | 180 | 14 | 260 |
| 150 | 285 | 168 | 280 | 320 | 250 | 22 | 330 |
| 200 | 325 | 219 | 320 | 400 | 280 | 24 | 480 |