BUTTERFLY VALVE
BUTTERFLY VALVE
Size: DN50~DN200
Pressure: PN10, PN16, PN20, Class125, Class150
Temperature: ≤120℃
Body Material: Cast Iron, Ductile Iron, WCB, Stainless Steel
Applicable Medium: Food, medicine, chemical industry, petroleum, electricity, textile, paper water supply and drainage
| Pressure and Temperature | |
| Design Pressure | PN6-PN20 Class 125- Class 150 |
| Working Temperature | EPDM: 16ar at 10 c to 120 c NBRar at-10 c to 82 c Viton: 16ar at-0c to 150C |
| Suitable media | Water, Oil, Gaz |
| Part Name | Material | ASTM Spec. |
| Body | Cast Iron | ASTM A126 Class B |
| Shaft | Stainless Steel | AISI 416 |
| Disc-1 | Stainless Steel | ASTM A351 Class CF8M |
| Disc-2 | Cast Bronze | ASTM B62 Class C83600 |
| Disc-3 | Ductile Iron | ASTM A536 Class 65-45-12 |
| Bushing | PTFE | Commercial |
| Liner | EPDM or NBR | Commercial |
| O-Ring | EPDM or NBR | Commercial |
| Plug | Steel | ASTM A307 Class B |
| Washer | PTFE | Commercial |
| SIZE | A | B | C | L | DIN PN10 | DIN PN16 | Top Flange | |||||||
| mm | In | øK | øE | N-ød | øK | øE | N-ød | øD | øD1 | N-øG | ||||
| 65 | 2 1/2″ | 72 | 136 | 32 | 112 | 145 | 185 | 4-ø18 | 145 | 185 | 4-ø18 | 77 | 57 | 4-ø7 |
| 80 | 3″ | 88 | 146 | 32 | 114 | 160 | 200 | 8-ø18 | 160 | 200 | 8-ø18 | 65 | 50 | 4-ø7 |
| 100 | 4″ | 97 | 158 | 32 | 127 | 180 | 220 | 8-ø18 | 180 | 220 | 8-ø18 | 90 | 70 | 4-ø10 |
| 125 | 5″ | 115 | 179 | 32 | 140 | 210 | 250 | 8-ø18 | 210 | 250 | 8-ø18 | 90 | 70 | 4-ø10 |
| 150 | 6″ | 126 | 197 | 32 | 140 | 240 | 285 | 8-ø22 | 240 | 285 | 8-ø22 | 90 | 70 | 4-ø10 |
| 200 | 8″ | 161 | 230 | 45 | 152 | 295 | 340 | 8-ø22 | 295 | 304 | 12-ø22 | 115 | 89 | 4-ø14 |
| 250 | 10″ | 199 | 271 | 45 | 165 | 350 | 395 | 12-ø22 | 355 | 405 | 12-ø26 | 115 | 89 | 4-ø14 |
| 300 | 12″ | 215 | 305 | 45 | 178 | 400 | 445 | 12-ø22 | 410 | 460 | 12-ø26 | 140 | 108 | 4-ø14 |
| 350 | 14″ | 261 | 350 | 45 | 190 | 460 | 505 | 16-ø22 | 470 | 520 | 16-ø26 | 140 | 108 | 4-ø14 |