Marine Wafer Butterfly Valves na May Worm Gear JIS F7480Design Standard: JIS F7480-1996Size: DN40-DN1200Max Working Pressure: 5K/10K/16KTop Flange: ISO5211Operation Type: Lever o Worm Gear
Pamantayan sa Disenyo: JIS F7480-1996
Sukat: DN40-DN1200
Pinakamataas na Presyon sa Paggawa: 5K/10K/16K
Nangungunang Flange: ISO5211
Uri ng Operasyon: Lever o Worm Gear
1-Katawan: Cast Iron, Ductile Iron o Cast Steel
2-Stem: Hindi kinakalawang na asero
3-Disc: DI o WCB na may galv, Stainless Steel, Bronze
4-Gear: Malagkit na Bakal
5-Seat: NBR, EPDM,CR,FKM,VITION,PTFE
6-Busing: PTFE
7-O ring: NBR
8-Pin: Hindi kinakalawang na asero
| Materyal na Upuan ng Goma | Saklaw ng Temperatura ng Serbisyo ℃ | Uri ng Fluid |
| NBR | 0-70 | tubig dagat, sariwang tubig, bilge, ballat, liquefied gas, lubricating oil, fuel oil, cargo oil, hydraulice oil |
| CR | 0-70 | hangin |
| EPDM | 0-120 | tubig dagat, sariwang tubig, acid gas |
| FKM | 0-90 | langis ng kargamento |
| Sukat | A | B | C | D | d0 | K | E | 4-d | L | D1 | 4-⌀ | B1 |
| 40 | 120 | 70 | 34 | 41.8 | 12.6 | 65 | 50 | 7 | 26 | 105 | 19 | 11 |
| 50 | 140 | 80 | 42 | 52.9 | 12.6 | 90 | 70 | 10 | 30 | 120 | 19 | 11 |
| 65 | 150 | 89 | 44.7 | 64.5 | 12.6 | 90 | 70 | 10 | 30 | 140 | 19 | 11 |
| 80 | 158 | 95 | 45.2 | 78.8 | 12.6 | 90 | 70 | 10 | 30 | 150 | 19 | 11 |
| 100 | 176 | 114 | 52 | 104 | 15.77 | 90 | 70 | 10 | 30 | 175 | 19 | 11 |
| 125 | 190 | 127 | 54.4 | 123.3 | 18.92 | 90 | 70 | 10 | 30 | 210 | 23 | 14 |
| 150 | 211 | 139 | 55.8 | 155.1 | 18.92 | 90 | 70 | 10 | 30 | 240 | 23 | 14 |
| 200 | 235 | 176 | 60.6 | 202.5 | 22.1 | 125 | 102 | 12 | 40 | 290 | 23 | 17 |
| 250 | 265 | 203 | 65.6 | 250.5 | 28.45 | 125 | 102 | 12 | 40 | 355 | 25 | 22 |
| 300 | 305 | 242 | 76.9 | 301.5 | 31.6 | 125 | 102 | 12 | 40 | 400 | 25 | 22 |
