Wafer Fluorine Lined Butterfly Valve
manufacturer: Shanghai MeiYan Yi Pump & Valve Co., Ltd.
Eml: sales@1bengfa.com
Tel: +86 (21) 5640 2009
Mob: +86 138 1691 3072（WeChat Same Account）
product drawing
D71/371F46/F3 wafer fluorine lined butterfly valves
Features and usages
FEP (F46), PCTFE (F3) wafer fluorine lined butterfly valve is applied to -50 ℃ ~ 150 ℃ various concentrations of water, sulfuric acid, hydrochloric acid, hydrofluoric acid and various organic acids, strong acids, strong oxidizing agents, FEP wafer fluorine lined butterfly valve is also used in the pipes of a variety of concentrations of alkali organic solvents and other corrosive gases, liquid media.
Main materials and standard
| part name | materials | technical specification | |
| upper and down body | Cast iron, cast steel, stainless steel, lining F46, F3 | design standard | GB12238 |
| seat | cast steel | face to face dimension | GB12221 |
| disc with rod | cast steel, stainless steel, lining F46, F3 | flange standard | JB/T79-78 |
| packing | F4 | GB9113.1-26 | |
| gasket | silicon rubber | test and inspection | GB/T13927 |
| worm gear hadle | QT400-15 ductile cast iron | driving mode | worm gear, manual,electric,pneumatic |
External and connection dimensions
D71/371F46/F3 wafer fluorine lined butterfly valve constructral diagram(pic1)
D71/371F46/F3 wafer fluorine lined butterfly valve constructral diagram(pic2)
| nominal diameter | PN1.0(MPa) main external and connection dimensions (mm) | reference value | weight | ||||||
| DN | L | D | D1 | D2 | f | Z-Φd | H2 | H1 | ㎏ |
| 40 | 33 | 145 | 110 | 85 | 3 | 4-Φ18 | 270 | 80 | 4 |
| 50 | 43 | 160 | 125 | 100 | 3 | 4-Φ18 | 280 | 85 | 5 |
| 65 | 46 | 180 | 145 | 120 | 3 | 4-Φ18 | 290 | 93 | 7 |
| 80 | 46 | 195 | 160 | 140 | 3 | 4-Φ18 | 310 | 100 | 9 |
| 100 | 52 | 215 | 180 | 155 | 3 | 8-Φ18 | 340 | 110 | 13 |
| 125 | 56 | 245 | 210 | 185 | 3 | 8-Φ18 | 355 | 120 | 15 |
| 150 | 56 | 280 | 240 | 210 | 4 | 8-Φ23 | 380 | 160 | 24 |
| 200 | 60 | 335 | 295 | 265 | 4 | 8-Φ23 | 430 | 245 | 38 |
| 250 | 68 | 390 | 350 | 320 | 4 | 12-Φ23 | 450 | 260 | 60 |
| 300 | 78 | 440 | 400 | 370 | 4 | 12-Φ23 | 480 | 300 | 70 |
| 350 | 78 | 500 | 460 | 420 | 4 | 16-Φ23 | 600 | 320 | 80 |
| 400 | 102 | 565 | 515 | 475 | 4 | 16-Φ25 | 630 | 330 | 120 |
| 450 | 114 | 615 | 565 | 525 | 4 | 20-Φ25 | 655 | 380 | 165 |
| 500 | 127 | 670 | 620 | 580 | 5 | 20-Φ25 | 680 | 390 | 205 |
| 600 | 154 | 780 | 725 | 690 | 5 | 20-Φ30 | 730 | 450 | 250 |
| 700 | 165 | 895 | 840 | 800 | 5 | 24-Φ30 | 790 | 480 | 320 |
| 800 | 190 | 1010 | 950 | 905 | 5 | 20-Φ34 | 880 | 580 | 395 |
| 900 | 203 | 1110 | 1050 | 1005 | 5 | 28-Φ34 | 930 | 625 | 450 |
| 1000 | 213 | 1220 | 1160 | 1115 | 6 | 28-Φ34 | 1000 | 660 | 600 |
| 1200 | 254 | 1450 | 1380 | 1325 | 6 | 32-Φ41 | 1300 | 780 | 825 |
