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PTFE lined butterfly valves
PTFE(Polytetrafluoroethylene) and PFA(Perfluoroalkoxy): Maximum Chemical Resistance Against Corrosive Services
butterfly valves lined with PTFE / PFA are unequalled for severe chemical services and will resist the attacks of:
*All Acids
*All Solvents
*All Bleach solutions
*All Caustics
*All Peroxides
*All Phenols
*All Organic Chlorides & Sulfates
*All Inorganic Chlorides & Sulfates
Custom size available Unit : mm
| Nominal Diameter | PN1.6Mpa main contour dimensions and connection dimensions (mm) | G.W. | ||||||||
| DN | L | D | D1 | D2 | f | b | Z-φd | H | D0 | kg |
| 50 | 108 | 160 | 125 | 100 | 3 | 20 | 4-φ18 | 280 | 88 | 12 |
| 65 | 112 | 180 | 145 | 120 | 3 | 20 | 4-φ18 | 290 | 95 | 13 |
| 80 | 114 | 195 | 160 | 135 | 3 | 22 | 4-φ18 | 310 | 105 | 14 |
| 100 | 127 | 215 | 180 | 155 | 3 | 22 | 8-φ18 | 340 | 115 | 16 |
| 125 | 140 | 245 | 210 | 185 | 3 | 24 | 8-φ18 | 355 | 125 | 18 |
| 150 | 140 | 280 | 240 | 210 | 3.5 | 24 | 8-φ23 | 380 | 165 | 38 |
| 200 | 152 | 335 | 295 | 265 | 3.5 | 26 | 8-φ23 | 430 | 250 | 74 |
| 250 | 165 | 390 | 350 | 320 | 4 | 28 | 12-φ23 | 450 | 265 | 105 |
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Valve