MARINE PRESSURE VACUUM VALVE
TYPE : YLF
The product is used for N2 gas tight for marine ballast water treatment system to replace the normal air pipe head.
Opening pressure 200-300mmWC, Opening vacuum 200-300mmWC.
| ITEM | PART NAME | MATERIAL |
|---|---|---|
| 1 | BODY | STEEL Q235-B |
| 2 | SEAT | Neoprene |
| 3 | LOWER DISC | SUS304 |
| 4 | SEAT | Neoprene |
| 5 | UPPER DISC | SUS304 |
| 6 | FLOAT BALL | PE |
| 7 | SCREEN | SUS304 |
| 8 | SIDE COVER | STEEL Q235-B |
DIMENSION TABLE
| Size | H | B | L |
|---|---|---|---|
| DN80 | 494 | 206 | 242 |
| DN100 | 590 | 232 | 264 |
| DN125 | 640 | 274 | 306 |
| DN150 | 721 | 346 | 370 |
| DN200 | 941 | 414 | 420 |
| DN250 | 982 | 472 | 540 |
| DN300 | 1144 | 546 | 652 |
| DN350 | 1240 | 648 | 728 |
| DN400 | 1410 | 730 | 810 |
| DN450 | 1637 | 808 | 938 |
TECHNICAL REQUIREMENTS
-
The body and side cover shall be hot dip galvanized with zinc thickness 70–100μm. The inner surface of the body shall be additionally coated with epoxy paint.
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Opening pressure: Lower Disc Pressure: 200–300mmWC, Upper Disc Vacuum: 200–300mmWC.
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Protection rating: IP68.
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Flange standard: according to the user’s requirement.
Note: The description may be different with the product, please contact us for quotation.
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