FREE-VALVE Flanged Uni-Directional Square/Rectangular Port Slide Knife Edge Gate Valves is a kind of valve which uses the square board as the opening and closing element and moves up and down with the board to realize full opening and full closing.The valves are custom designed and manufactured for specialized equipment, flow bins, dryers, storage hoppers or ash tank,The square knife gate valve is mainly used to cut off medium in the system.The valve is widely used in power, hydraulic, petroleum, chemical, mining and other industries.
- Welded body construction made from several materials,Single piece welded body.
- Body and gate disc in rectangular valve shape.
- Rising stem tight model.
- Square flange ends.Flange connection as FREE-VALVE standard or specific on customer demand. The design may be adapted easily to the customer´s installation on site.
| 1 |
Size Range |
200x200.......1200x1200 |
| 2 |
Nominal pressure |
Class 150 /PN10/PN16 |
| 3 |
Applicable Temperature |
0~200ºC |
| 4 |
Connection Type |
Square flange |
| 5 |
Disc |
SS304/2Cr13 |
| 6 |
Seat |
Metal/Rubber |
| 7 |
Pressure test |
GB/T13927, API598 |
| 8 |
Face to Face |
GB/T12221, ASME B16.10 |
| 9 |
Operating Type |
Pneumatic/Manual |
FREE-VALVE Flanged Uni-Directional Square/Rectangular Port Slide Knife Edge Gate Valves are designed for pipelines with square and rectangular shapes,the valve is a powder, grain materials, small particle materials and the flow of materials or delivery of the main control equipment ,it was widely used for discharging bins, tanks, under hoppers for the storage of solids products and for highly charged fluids.
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