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Wedge Gate Valves
Hanno Valve Wedge Gate Valves have the advantages of compact structure design, smooth channel and small flow coefficient, which make it able to provide good flow control effect in a limited space. Wedge Gate Valves drive methods include manual, pneumatic, electric and gearbox and other ways, suitable for different useage and needs.
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Product Description
Hanno Valve Wedge Gate Valves Usage and Characteristics
1. Compact structure, reasonable design, good valve rigidity, smooth channel, and low flow resistance coefficient.
2. The sealing surface is made of stainless steel and hard alloy, with a long service life.
3. Flexible graphite packing is used for reliable sealing and easy and flexible operation.
4. The driving mode includes manual, electric, pneumatic, gear transmission, and structural types; Elastic wedge type single valve, rigid wedge type single gate, and double gate type 5 are widely used as opening and closing devices for connecting or cutting off media in oil, water, and steam pipelines in petroleum, chemical, and thermal power plants.
Materials
| NO. | PART NAME | MATERIAL |
|---|---|---|
| 1 | BODY | ASTM A351-CF8 |
| 2 | SEAT | STL |
| 3 | DISC | ASTM A351-CF8+STL |
| 4 | STEM | F304 |
| 5 | BONNET BOLT | ASTM A193 B8 |
| 6 | BONNET NUT | ASTM A194 8 |
| 7 | GASKET | SS304+GRAPHITE |
| 8 | BONNET | ASTM A351-CF8 |
| 9 | BACKSEAT BUSHING | SS304 |
| 10 | PACKING | GRAPHITE |
| 11 | PIN | SS304 |
| 12 | GLAND EYE BOLT | ASTM A193-B8 |
| 13 | GLAND | SS304 |
| 14 | GLAND FLANGE | ASTM A351-CF8 |
| 15 | GLAND NUT | ASTM A194-8 |
| 16 | YOKE | ASTM A351-CF8 |
| 17 | GEAR BOLT | ASTM A193-B8 |
| 18 | GEAR | DUCTILE IRON |
| 19 | YOKE BOLT | ASTM A193-B8 |
| 20 | YOKE NUT | ASTM A194-8 |
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