Medium temperature: ≤80 ℃
Medium: water
Caliber: DN40-200
Pressure: 1.0-1.6mpa
Body material: gray cast iron / nodular cast iron
Connection method: Wafer type
| Wafer Type Center Line Butterfly Valve Main parts and materials | |||
| Parts name | Material | ||
| Valve body | Grey iron/Ductile iron | ||
| Butterfly | Ductile iron/SS | ||
| Valve shaft | Carbon steel | ||
| Sealing ring | EPDM | ||
| Wafer Type Center Line Butterfly Valve Function and specification | |||||||||
| Type | Nominal pressure （mpa） | Testing pressure（mpa） | Suitable temperature | Suitable medium | |||||
| Strength (Water) | Enclose (Water) | ||||||||
| D71X-10 | 1.0 | 1.50 | 1.10 | ≤80℃ | water | ||||
| D371X-10 | |||||||||
| D71X-16 | 1.6 | 2.40 | 1.80 | ≤80℃ | water | ||||
| D371X-16 | |||||||||
| Wafer Type Center Line Butterfly Valve Outline and connecting measurement | |||||||||
| Type | Nominal DN(mm） | Measurement（mm） | |||||||
| φ | H | B | Z-φd | L | |||||
| D71X-10/16 | 40 | 110 | 160 | 234 | 4-φ21 | 43 | |||
| 50 | 125 | 170 | 234 | 4-φ23 | 43 | ||||
| 65 | 145 | 178 | 261 | 4-φ23 | 46 | ||||
| 80 | 160 | 202 | 261 | 8-φ18 | 46 | ||||
| 100 | 180 | 222 | 259.5 | 4-φ23 | 52 | ||||
| 125 | 210 | 233 | 312 | 4-φ23 | 56 | ||||
| 150 | 240 | 257 | 312 | 4-φ26 | 56 | ||||
| 200 | 295 | 295 | 360 | 4-φ26 | 60 | ||||
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