Medium temperature: ≤80 ℃
Medium: water
caliber: DN40-200
pressure: 1.0-1.6mpa
valve body material: gray cast iron / nodular cast iron
connection method: wafer type
| DIN wafer butterfly valve material of main parts | |
| Parts name | Material |
| Valve body | Grey cast iron / nodular cast iron |
| Butterfly | Ductile iron / SS |
| Valve shaft | Carbon steel |
| Sealing ring | EPDM |
| DIN wafer butterfly valve Performance specifications | |||||
| Model | Nominal pressure （ mm） | Test pressure (mpa) | Proper temperature | Applicable medium | |
| Strength (water) | Sealed (water) | ||||
| D71X-10 | 1.50 | 1.10 | 1.10 | ≤80℃ | water |
| D371X-10 | |||||
| D71X-16 | 2.40 | 1.80 | 1.80 | ||
| D371X-16 | |||||
| DIN wafer butterfly valve Dimensions and connection dimensions | |||||||||
| model | Nominal diameter (mm) | Size (mm) | |||||||
| φ1 | φ2 | φ3 | N | L | |||||
| D71X-10 / 16 | 40 | 110 | 85 | 17 | 4 | 33 | |||
| 50 | 125 | 90 | 18.6 | 4 | 41.4 | ||||
| 65 | 145 | 104.2 | 18.6 | 4 | 43.8 | ||||
| 80 | 159 | 119 | 18 | 8 | 44.6 | ||||
| 100 | 180 | 151 | 19 | 4 | 50.6 | ||||
| 125 | 210 | 174.6 | 18 | 4 | 54 | ||||
| 150 | 229.7 | 206.7 | 22.7 | 4 | 54 | ||||
| 200 | 292.5 | 260 | 24 | 4 | 60 | ||||
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