- PTFE Seat Wafer Butterfly Valve
- Size Range: DN50-DN200
- Pressure: PN10/16
- Body Material: Cast Iron/Ductile Iron
- Seat Material: PTFE
- Disc Material: DI/WCB/CF8/CF8M
- Stem Material: SS416/SS304/SS316
- Features: 24 months guarantee
Zero Leakage
Bi-Directional
Product advantages
Seaworthy packing:
1.PTFE Seat wafer butterfly valve is packed with foam plastic bag.
2.Put sponge in each floor, 1.1*1.1*0.78m export plywood case.
3.One 20' container can in bulk loaded on 24pcs plywood cases more or less.
4.We can pack according to specific customer requests.
5.Customers' logos are available on package.
6.Low Torque,long life cycle.
7.360°polished disc assures positive on-off.
8.Epoxy coated body,smooth surface.
9.Various kinds of materials,applicable to different medium.
Parameters
Parameter Information：
1. Executive standard：
| Name | Design and Manufacture | Face to Face Length | Pressure Test | Flange Drilling | Top Flange |
| Reference Standard | API 609, MSS SP-67 | API 609, MSS SP-67, DIN3202, BS EN558-1 | API 598 | ANSI B16.1 class125, BS4504 PN10/PN16, DIN2501 PN10/PN16 | ISO5211 |
2. Dimensions：
| SIZE | A | B | C | L | DIN PN 10 | DIN PN 16 | ANSI 150B | JIS 10K | ISO 5211 | Top Flange | B1XB1 | |||||||
| mm | in | ΦK | N-Φd | ΦK | N-Φd | ΦK | N-Φd | ΦK | N-Φd | ΦD | ΦD1 | N-ΦG | ||||||
| 40 | 1.5" | 67 | 141 | 32 | 33 | 110 | 4-Φ18 | 110 | 4-Φ18 | 98.5 | 4-Φ16 | 105 | 4-Φ19 | 65 | 50 | 4-Φ8 | F05 | 9X9 |
| 50 | 2" | 67 | 141 | 32 | 43 | 125 | 4-Φ18 | 125 | 4-Φ18 | 120.6 | 4-Φ19 | 120 | 4-Φ19 | 65 | 50 | 4-Φ8 | F05 | 9X9 |
| 65 | 2½" | 75 | 151 | 32 | 46 | 145 | 4-Φ18 | 145 | 4-Φ18 | 139.7 | 4-Φ19 | 140 | 4-Φ19 | 65 | 50 | 4-Φ8 | F05 | 9X9 |
| 80 | 3" | 95 | 160 | 32 | 46 | 160 | 8-Φ18 | 160 | 8-Φ18 | 152.4 | 4-Φ19 | 150 | 8-Φ19 | 65 | 50 | 4-Φ8 | F05 | 9X9 |
| 100 | 4" | 111 | 180 | 32 | 52 | 180 | 8-Φ18 | 180 | 8-Φ18 | 190.5 | 8-Φ19 | 175 | 8-Φ19 | 90 | 70 | 4-Φ10 | F07 | 11X11 |
| 125 | 5" | 129 | 193 | 32 | 56 | 210 | 8-Φ18 | 210 | 8-Φ18 | 215.9 | 8-Φ22.4 | 210 | 8-Φ23 | 90 | 70 | 4-Φ10 | F07 | 14X14 |
| 150 | 6" | 142 | 207 | 32 | 56 | 240 | 8-Φ22 | 240 | 8-Φ22 | 241.3 | 8-Φ22.4 | 240 | 8-Φ23 | 90 | 70 | 4-Φ10 | F07 | 14X14 |
| 200 | 8" | 170 | 240 | 45 | 60 | 295 | 8-Φ22 | 295 | 12-Φ22 | 298.4 | 8-Φ22.4 | 290 | 12-Φ23 | 125 | 102 | 4-Φ12 | F10 | 17X17 |
| 250 | 10" | 206 | 270 | 45 | 68 | 350 | 12-Φ22 | 355 | 12-Φ22 | 361.9 | 12-Φ25.4 | 355 | 12-Φ25 | 125 | 102 | 4-Φ12 | F10 | 22X22 |
| 300 | 12" | 238 | 316 | 45 | 78 | 400 | 12-Φ22 | 410 | 12-Φ26 | 431.8 | 12-Φ25.4 | 400 | 16-Φ25 | 125 | 102 | 4-Φ12 | F10 | 22X22 |
| 350 | 14" | 267 | 368 | 45 | 78 | 460 | 16-Φ22 | 470 | 16-Φ26 | 476.2 | 12-Φ28.4 | 445 | 16-Φ25 | 125 | 102 | 4-Φ12 | F10 | 22X22 |
| 400 | 16" | 298 | 400 | 51 | 86 | 515 | 12-Φ26 | 525 | 16-Φ30 | 539.7 | 16-Φ28.4 | 510 | 16-Φ27 | 175 | 140 | 4-Φ18 | F14 | |
| 450 | 18" | 318 | 422 | 51 | 105 | 565 | 20-Φ26 | 585 | 20-Φ30 | 577.8 | 16-Φ31.8 | 565 | 20-Φ27 | 175 | 140 | 4-Φ18 | F14 | |
| 500 | 20" | 349 | 479 | 57 | 130 | 620 | 20-Φ26 | 650 | 20-Φ33 | 635 | 20-Φ31.8 | 620 | 20-Φ27 | 175 | 140 | 4-Φ18 | F14 | |
| 600 | 24" | 410 | 562 | 70 | 152 | 725 | 20-Φ30 | 770 | 20-Φ36 | 749.3 | 20-Φ35.1 | 730 | 24-Φ33 | 210 | 165 | 4-Φ22 | F16 | |
