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Manual Operator Diaphragm Vale
Manual Operator Diaphragm Vale

Manual Operator Diaphragm Vale

We specialize in manufacturing Diaphragm Valve, valves and Manual Valve for many years in Taiwan.



Parts and Material List
No. Part Name Material
1 Body WCB CF8 CF8M CF3 CF3M
2 Bonnet WCB CF8 CF8M CF3 CF3M
3 Lining UNLINED / NEOPRENE / PTEE / RUBBER
4 Diaphragm NEOPPENE / VITON / EPDM / PTEE / PFA / HYPALON
5 Disc WCB CF8 CF8M CF3 CF3M
6 Bolt A193-B7 A193-B8M
7 Stem SS420 F304 F316 F304L F316L
8 Handwheel CARBON STEEL

Diaphragm Material
Material Temp. Range. Typical Service
NEOPPNEN -5 ~ 90 Oils. Grease, Air and reclicactive fluids
VITON -5 ~ 90 Hydrcarbon Acids, Suophuric Applications
EPDM -20 ~ 120 High Chemical and Chlorine Resistance
PTEE -20 ~ 150 High Chemical and Chlorine Resistance
PFA -40 ~ 180 High Chemical and Chlorine Resistance
HYPALON -5 ~ 100 Good Acid and Ozone Resistance. Certain Chlorine Application
 

NPS L ∮D ∮D1 ∮D2 z - ∮d b H
mm inch 150LB 10K 150LB 10K 150LB 10K 150LB 10K 150LB 10K
15 1/2 108 89.0 95.0 60.5 70.0 35.0 51.0 4-16 4-15 10.0 127
20 3/4 117 98.0 100.0 69.9 75.0 43.0 56.0 4-16 4-15 10.5 131
25 1 127 108.0 125.0 79.2 60.0 61.0 67.0 4-16 4-15 11.5 131
32 1-1/4 146 117.0 135.0 88.9 100.0 64.0 76.0 4-16 4-15 13.0 145
40 1-1/2 159 127.0 140.0 98.6 105.0 73.0 81.0 4-16 4-19 14.5 170
50 2 190 152.4 155.0 120.7 120.0 92.0 96.0 4-19 4-19 16.0 180
65 2-1/2 216 177.8 175.0 139.7 140.0 105.0 116.0 4-19 4-19 18.0 200
80 3 254 190.5 185.0 152.4 150.0 127.0 126.0 4-19 8-19 19.5 222
100 4 305 228.6 210.0 190.5 175.0 157.0 151.0 8-19 8-19 24.0 259
125 5 356 254.0 250.0 215.9 210.0 186.0 182.0 8-22 8-23 24.0 326
150 6 406 279.4 280.0 241.3 240.0 216.0 212.0 8-22 8-23 25.5 356
200 8 521 342.9 330.0 298.5 290.0 270.0 262.0 8-22 12-23 29.0 453
250 10 635 405.4 400.0 362.0 355.0 324.0 324.0 12-25 12-25 30.5 598
300 12 749 482.6 431.8 431.8 400.0 381.0 368.0 12-25 16-25 32.0 698

History
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