Flange Fluorine Lined Diaphragm 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
Q41F46/F3 flange fluorine lined diaphragm valves
Features and usages
FEP (F46), PCTFE (F3) flange fluorine lined diaphragm valve is applied to pipelines of -50 ℃ ~ 150 ℃ various concentrations of water, sulfuric acid, hydrochloric acid, hydrofluoric acid and various organic acids, strong acids, strong oxidant, and is also used in pipes of a wide range of concentrations of alkali organic solvents and other corrosive gases, liquid media.
Main materials and manufacture standard
| part name | materials | technical specification | |
| left and right body | Cast iron, cast steel, stainless steel, external lining F46, F3 | design standard | GB12237 |
| ball with rod | Cast iron, cast steel, stainless steel, internal and external lining F46, F3 | face to face dimension | GB12221 |
| stuffing box | Cast iron, cast steel, stainless steel, internal lining F46, F3 | flange standard | JB/T79-78 |
| sealing ring | F4 | GB9113.1-26 | |
| packing | F4 | test and inspection | JB/T13927 |
| handwheel | cast steel | driving mode | manual,electric,pneumatic,worm gear |
External and connection dimensions
Q41F46/F3 flange fluorine lined diaphragm valve constructral diagram
| nominal diameter | PN1.6(MPa) main external and connection dimensions (mm) | reference value | weight | |||||||
| DN | L | D | D1 | D2 | f | b | Z-Φd | H1 | Do | ㎏ |
| 15 | 130 | 95 | 65 | 45 | 3 | 14 | 4-Φ14 | 95 | 140 | 4 |
| 20 | 140 | 105 | 75 | 55 | 3 | 14 | 4-Φ14 | 98 | 150 | 4.5 |
| 25 | 150 | 115 | 85 | 65 | 3 | 16 | 4-Φ14 | 113 | 150 | 5.5 |
| 32 | 165 | 135 | 100 | 78 | 3 | 18 | 4-Φ18 | 130 | 180 | 7 |
| 40 | 180 | 145 | 110 | 85 | 3 | 18 | 4-Φ18 | 135 | 200 | 9 |
| 50 | 200 | 160 | 125 | 100 | 3.5 | 20 | 4-Φ18 | 140 | 220 | 15 |
| 65 | 220 | 180 | 145 | 120 | 3.5 | 20 | 4-Φ18 | 145 | 280 | 17 |
| 80 | 250 | 195 | 160 | 135 | 4 | 22 | 8-Φ18 | 205 | 320 | 30 |
| 100 | 280 | 215 | 180 | 155 | 4 | 24 | 8-Φ18 | 230 | 380 | 40 |
| 125 | 320 | 245 | 210 | 185 | 4 | 26 | 8-Φ18 | 252 | 500 | 60 |
| 150 | 360 | 280 | 240 | 210 | 4 | 28 | 8-Φ23 | 283 | 600 | 75 |
| 200 | 400 | 335 | 295 | 265 | 5 | 30 | 8-Φ23 | 325 | 750 | 130 |
| 250 | 450 | 405 | 355 | 320 | 5 | 34 | 12-Φ26 | 370 | 900 | 210 |
