QW series
| QW Series Bi-directional Self-sealing Knife Gate Valve |
| MODEL | : QWZ73X |
| WORKING PRESSURE | : DN50-DN100 16bar : DN125-DN200 10bar: DN250-DN400 7bar : DN450-DN500 5bar : DN600-DN700 3bar : DN800 2bar |
| TYPE | : Wafer |
| Design Standard | : MSS SP-81 |
| Flange Standard | : DIN PN10,PN16,150LB,JIS 10K,TABLE E/D |
| Face to face | : MSS SP-81 |
| Testing Standard | : API-598 |
| Operation | : handwheel, electric, pneumatic, hydraulic, sprocket, electro-hydraulic, gear |
| Main material | : GGG40 |
| Disc material | : F55,F53,2205,SS310,SS316L,SS316,SS304 |
| Sealing material | : NR,polyurethane |
| Packing | : PTFE,high water based,rubber packing,graphite |
| Applicable medium | : Applicable for mud, pulp, tailings, cyclones and so on. |
