Loading Port:Tianjin
Payment Terms:TT OR LC
Min Order Qty:2 set
Supply Capability:1000 set/month
Wafer body style fits between FF or RF flanges
Upper and lower PTFE thrust washers
Dual plate Valves give maximum strength with minimum opening time
Torsion springs assist Valve closure, preventing flow reversal
Thrust washer reduce friction and wear of Valve plate hinges
Technical Data
| Size | DN40-DN800 |
| Working Pressure | PN10/PN16 |
| Face to Face | DIN 3202-K3 |
| Flange Drilling | ANSI B16.1 Class125,EN1092-PN10/PN16 |
| Inspection and Test | API 598 |
﹡For all available general design, face to face standard and flange drilling,please kindly contact CNBM directly.
Materials of Parts
| Parts | Description | Material |
| 1 | Body | Cast Iron/Ductile Iron/WCB |
| 2 | Disc | Stainless Steel/Bronze/Ductile Iron |
| 3 | Shaft | Stainless Steel |
| 4 | Spring | Stainless Steel |
| 5 | Washer | PTFE |
| 6 | Seat | EPDM/NBR |
| 7 | Gasket | PTFE |
| 8 | Hex Nut | Cast Steel |
﹡For other material request,please kindly contact CNBM directly.
Dimensions
| Size | L | D | D1 | D2 | R | ||
| DN | NPS | DIN PN10 | DIN PN16 | ||||
| 40 | 1-1/2" | 43 | 78 | 78 | 57 | / | 25 |
| 50 | 2" | 43 | 107 | 107 | 65 | 40 | 27 |
| 65 | 2-1/2" | 46 | 127 | 127 | 80 | 60 | 35 |
| 80 | 3" | 64 | 142 | 142 | 94 | 70 | 42 |
| 100 | 4" | 64 | 162 | 162 | 117 | 88 | 50 |
| 125 | 5" | 70 | 192 | 192 | 145 | 115 | 64 |
| 150 | 6" | 76 | 218 | 218 | 171 | 134 | 77 |
| 200 | 8" | 89 | 273 | 273 | 224 | 182 | 102.5 |
| 250 | 10" | 114 | 328 | 328 | 265 | 220 | 125 |
| 300 | 12" | 114 | 378 | 378 | 310 | 260 | 146 |
| 350 | 14" | 127 | 438 | 444 | 360 | 298 | 170 |
| 400 | 16" | 140 | 489 | 489 | 410 | 350 | 195 |
| 450 | 18" | 152 | 539 | 555 | 450 | 385 | 215 |
| 500 | 20" | 152 | 594 | 617 | 505 | 438 | 238 |
| 600 | 24" | 178 | 695 | 734 | 624.5 | 538 | 292 |
| 700 | 28" | 229 | 810 | 804 | 720 | 662 | 345 |
| 800 | 32" | 241 | 917 | 911 | 825 | 762 | 394 |
﹡For special Stem head dimensions,please kindly contact CNBM directly.
