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D343H-10C large size double flange butterfly valve gear operated butterfly valve
This valve is compactstructure, small volum, light weight, easy operation, high temperature and high pressure resistance.The valve has been widely used in the fields of petrochem, light industry,metallurgy, shipping,power, appling and draing water industry, etc. It flowing agents include all of corrsive and uncorrsive gas, liquid, seme-liquid,. It can adjust and cut off the fluid.
1. The structure of D343H-10C large size double flange butterfly valve gear operated butterfly valve
2. The Material of D343H-10C large size double flange butterfly valve gear operated butterfly valve
| Parts name | Materail |
| Valve body,Disc | WCB |
| Stem | 2Cr13 |
| Seal ring | Stainless steel |
| Shifting fork, Hysteresis loop | WCB |
3. The Function and Specification of D343H-10C large size double flange butterfly valve gear operated butterfly valve
| Type | Nominal pressure(MPa) | Testing pressure | Suitable temperature(°C) | Suitable medium | |
| Strength (water) (MPa) | Enclose (Water) (MPa) | ||||
| D343H-6C D393H-6C | 0.6 | 0.9 | 0.66 | -29~425 | Water, Vapour, oil |
| D343H-10C D393H-10C | 1.0 | 1.5 | 1.1 | ||
| D343H-16C D393H-16C | 1.6 | 2.4 | 1.8 | ||
| D343H-25 D393H-25 | 2.5 | 3.8 | 2.8 | ||
4. The structure of D343H-10C large size double flange butterfly valve gear operated butterfly valve




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