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Product Description
Pindee Valve Manufacture PTFE Seat Wafer Butterfly Valve with Worm Gear which this kind of PTFE Seat Wafer Butterfly Valve with Worm Gear is very popular in Asia,Europe, North American, South American,welcome our new and regular customers pay a visit to our website and send us an inquiry to see our price and delivery time.Our sales Manager email: sales@pindee.com
Corrosion resistance: PTFE has excellent corrosion resistance to various corrosive liquids, including strong acids, strong alkalis, etc.
Temperature Range: PTFE can withstand higher temperatures than EPDM，while It has a temperature range of approximately -250°C to +260°C (-418°F to +500°F)..
Versatility: PTFE is also called “Plastic King” in China, so it is suitable for different types of media, whether it is corrosive or non-corrosive fluid.
Low Friction: PTFE has a low coefficient of friction, reducing wear on valve components, as a result, it can increases service life and reduces maintenance.
Universal Sealing Material: PTFE is a universal sealing material， as it is compatible with various flanges and gaskets.
| DN | A | B | C | D | L | |
| mm | inch | |||||
| 50 | 2″ | 161 | 80 | 42 | 52.9 | 32 |
| 65 | 2.5″ | 175 | 89 | 44.7 | 64.5 | 32 |
| 80 | 3″ | 181 | 95 | 45.2 | 78.8 | 32 |
| 100 | 4″ | 200 | 114 | 52.1 | 104 | 32 |
| 125 | 5″ | 213 | 127 | 54.4 | 123.3 | 32 |
| 150 | 6″ | 226 | 139 | 55.8 | 155.6 | 32 |
| 200 | 8″ | 260 | 175 | 60.6 | 202.5 | 45 |
| 250 | 10″ | 292 | 203 | 65.6 | 250.5 | 45 |
| 300 | 12″ | 337 | 242 | 76.9 | 301.6 | 45 |
| 350 | 14″ | 368 | 267 | 76.5 | 333.3 | 45 |
| 400 | 16″ | 400 | 309 | 86.5 | 389.6 | 51.2 |
| /72 | ||||||
| 450 | 18″ | 422 | 328 | 105.6 | 440.51 | 51.2 |
| /72 | ||||||
| 500 | 20″ | 480 | 361 | 131.8 | 491.6 | 64.2 |
| /82 | ||||||
| 600 | 24″ | 562 | 459 | 152 | 592.5 | 70.2 |
| /82 | ||||||
| 700 | 28″ | 624 | 520 | 163 | 695 | 66 |
| /82 | ||||||
| 800 | 32″ | 672 | 591 | 188 | 794.7 | 66 |
| /82 | ||||||
| 900 | 36″ | 720 | 656 | 203 | 864.7 | 118 |
| 1000 | 40″ | 800 | 721 | 216 | 965 | 142 |
| H | D1 | n-ø | K | E | n1-ø1 | ø2 |
| 84.84 | 120 | 4-ø23 | 77 | 57.15 | 4-ø6.7 | 12.6 |
| 96.2 | 136.2 | 4-ø26.5 | 77 | 57.15 | 4-ø6.7 | 12.6 |
| 61.23 | 160 | 8-ø18 | 77 | 57.15 | 4-ø6.7 | 12.6 |
| 70.80 | 185 | 4-ø24.5 | 92 | 69.85 | 4-ø10.3 | 15.77 |
| 82.28 | 215 | 4-ø23 | 92 | 69.85 | 4-ø10.3 | 18.92 |
| 91.08 | 238 | 4-ø25 | 92 | 69.85 | 4-ø10.3 | 18.92 |
| 112.89/76.35 | 295 | 4-ø25 | 115 | 88.9 | 4-ø14.3 | 22.1 |
| /4-ø23 | ||||||
| 92.40 | 357 | 4-ø29 | 115 | 88.9 | 4-ø14.3 | 28.45 |
| 105.34 | 407 | 4-ø29 | 140 | 107.95 | 4-ø14.3 | 31.6 |
| 91.11 | 467 | 4-ø30 | 140 | 107.95 | 4-ø14.3 | 31.6 |
| 100.47/102.42 | 515 | 4-ø26 | 197 | 158.75 | 4-ø20.6 | 33.15 |
| /525 | /4-ø30 | |||||
| 88.39/91.51 | 565 | 4-ø26 | 197 | 158.75 | 4-ø20.6 | 38 |
| /585 | /4-ø30 | |||||
| 96.99/101.68 | 620 | 4-ø26 | 197 | 158.75 | 4-ø20.6 | 41.15 |
| /650 | /4-ø33 | |||||
| 113.42/120.46 | 725 | 20-ø30 | 276 | 215.9 | 4-ø22.2 | 50.65 |
| /770 | /20-ø36 | |||||
| 109.65 | 840 | 24-ø30 | 300 | 254 | 8-ø18 | 55/63.35 |
| /20-ø36 | ||||||
| 124 | 950 | 24-ø33 | 300 | 254 | 8-ø18 | 55/63.35 |
| /24-ø39 | ||||||
| 117.57 | 1050 | 24-ø33 | 300 | 254 | 8-ø18 | 75 |
| 129.89 | 1160 | 24-ø36 | 300 | 254 | 8-ø18 | 85 |
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