Medium: water, steam, petroleum, etc.
Operation method: manual
Caliber: DN15-600
Pressure: 1.0-1.6MPa
Body material: cast steel, ductile iron
Connection method: Wafer type
| JIS Butterfly Valve Material of main parts | ||
| Part Name | material | |
| Body / bonnet | Cast steel, ductile iron | |
| gate | Ductile iron, stainless steel | |
| Valve seat | PTFE, EPDM, NBR | |
| Valve stem | Carbon steel, stainless steel | |
| Performance Specification for Wafer Type Butterfly Valve D371X | |||||||||
| model | Nominal pressure (mpa) | Test pressure (mpa) | proper temperature | Applicable medium | |||||
| Strength (water) | Sealed (water) | ||||||||
| D71X-10 | 1.0 | 1.50 | 1.10 | ≤100 ℃ | Water, steam, oil | ||||
| D371X-10 | |||||||||
| D71X-16 | 1.6 | 2.40 | 1.76 | ≤100 ℃ | Water, steam, oil | ||||
| D371X-16 | |||||||||
| Wafer type butterfly valve D371X overall dimensions and connection dimensions | |||||||||
| model | Nominal diameter (mm) | Size (mm) | |||||||
| D1 | C | G | n-φ | L | |||||
| D71X-10 / 16 | 50 | 125 | 43 | 100 | 4-φ19 | 32 | |||
| 65 | 145 | 46 | 120 | 4-φ19 | 32 | ||||
| 80 | 160 | 45.2 | 127 | 8-φ19 | 32 | ||||
| 100 | 180 | 52.1 | 156 | 8-φ19 | 32 | ||||
| 125 | 210 | 55.5 | 190 | 8-φ19 | 32 | ||||
| 150 | 240 | 55.8 | 212 | 8-φ23 | 32 | ||||
| 200 | 295 | 60.8 | 268 | 8-φ23 | 45 | ||||
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