Wafer Double Offset Butterfly Valves

Materials

Body: Cast Iron, Ductile Iron, Stainless Steel, Copper Alloy, Aluminum Alloy etc.
Disc: Ductile Iron, Stainless Steel, Titanium Steel, Copper Alloy etc.
Seat: Nitrile Rubber (NBR), Chloroprene, Hypalon, Ethylene-Propylene-Diene Monomer (EPDM), Polytetrafluoroethylene (PTFE), Caoutchouc etc.

ASTM Pressure Classes 150 Lb-Wafer Ends
Double Eccentric-Gear, Electric, Pneumatic Operator-Dimensions (mm)

Wafer Double Offset Butterfly Valves
Wafer Double Offset Butterfly Valves
DN
(mm)		 PN
(MPa)		 L D1 D Zd H
50 1.0/1.6 43 125 100 4-18 112
65 46 145 120 4-18 115
80 49 160 135 4-18/8-18 120
10 56 180 155 8-18 140
125 64 210 185 8-18 165
150 70 240 210 8-23 180
200 71 295 265 8-23/12-23 210
250 76 350/355 320 12-23/12-25 245
300 83 400/410 370 12-23/12-25 285
350 92 460/470 433 16-23/16-25 315
400 105 515/525 485 16-25/16-30 335
450 114 565/585 535/550 20-25/20-30 380
500 127 620/650 590/610 20-25/20-34 415
600 154 725/770 670/720 20-30/20-37 475
700 165 840 805 24-30/24-37 555
800 190 950 913 24-34/24-41 640
900 203 1050 1013 28-34/28-41 720
1000 246 1160/1170 1122 28-34/28-45 770
1200 254 1380/1390 1335 32-41/32-51 890
1400 279 1590 1525 36-48/36-51 980
1600 318 1820 1750 40-54 1120
1800 356 2020 1950 44-54 1260
2000 406 2230 2150 46-54 1400
DN
(mm)		 PN
(MPa)		 L D1 D Zd H
50 2.5/4.0 43 125 100 4-18 112
65 46 145 120 8-18 115
80 49 160 135 8-18 120
100 56 190 160 8-23 140
125 64 220 190 8-27 165
150 70 250 220 8-27 180
200 71 310/320 285 12-27/12-30 210
250 76 370/385 345 12-30/12-34 245
300 83 430/450 410 16-30/16-34 285
350 92 490/510 470 16-30/16-39 315
400 102 550/588 538 16-39/16-41 335
450 114 600/610 564 20-39/20-45 380
500 127 660/670 616 20-39/20-45 415
600 154 770/795 735 20-41/20-51 475
700 165 875 840 24-45 555
800 190 990 960 24-51 640
900 203 1090 1030 28-51 720
1000 216 1210 1145 28-56 770