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Soft sealed flange butterfly valve
Product Description Product Features 1. The valve has a centerline structure and reliable sealing performance. 3. The butterfly plate adopts a unique
Product details
Product Description
Product Features
1. The centerline structure of this valve has reliable sealing performance.
3. The butterfly plate adopts a unique streamlined structure, with high strength, large flow area, and low flow resistance.
4. The overall baking paint can effectively prevent rust and can be used in different media as long as the sealing material of the valve seat is replaced.
5. This valve has a bidirectional sealing function and is not controlled by the flow direction of the medium or the spatial position during installation. It can be installed in any direction.
6. This valve is flexible, labor-saving, and convenient to operate.
1、 Main technical parameters
| Nominal meridian DN (mm) | 50~2000 | 50~500 | |
| Nominal pressure PN (MPa) | 0.6 | 1.0 | 1.6 |
| Sealing test (MPa) | 0.66 | 1.1 | 1.76 |
| Strength test (MPa) | 0.9 | 1.5 | 2.4 |
| Temperature | Nitrile rubber: -40 ℃~90 ℃ EPDM rubber: -20 ℃~150 ℃ | ||
| Applicable Medium | Water, air, natural gas, oil products, and weakly corrosive fluids | ||
| leakage | Compliant with GB/T13927-92 standard | ||
| Drive mode | Worm gear transmission, electric, pneumatic, hydraulic | ||
2、 Main component materials
| Part name | material |
| valve body | WCB、QT450-10、HT200、HT250 |
| Disc | WCB、QT450-10,304,316,1.4529 |
| valve shaft | 2Cr13 |
| sealing ring | Nitrile oil resistant rubber |
| filler | o-ring |
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