Wafer Rubber Seated Butterfly Valves

Materials

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

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

Wafer Rubber Seated Butterfly Valves
Wafer Rubber Seated Butterfly Valves
DN
(mm)		 PN
(MPa)		 Connection dimensions(mm)
L D D1 Zd
40 1.0/1.6 43 145 110 4-18
50 43 165 125 4-18
65 46 185 145 4-18
80 46 200 160 4-18/8-18
100 52 220 180 8-18
125 56 250 210 8-18
150 56 285 240 8-22
200 60 340 295 8-22/12-22
250 68 395/405 350/355 12-22
300 78 445/460 400/410 12-22
350 1.0 78 505 460 16-22
400 102 565 515 16-26
450 114 615 565 20-26
500 127 670 620 20-26
600 154 780 725 20-30
700 165 895 840 24-30
800 190 1015 950 24-33
900 203 1115 1050 28-33
1000 216 1230 1160 28-39
1200 254 1455 1380 32-39
1200 0.6/0.25 254 1400/1375 1340/1320 32-34/32-30
1400 279 1620/1575 1560/1620 36-34/36-30
1600 318 1820/1785 1760/1730 40-34/40-30
1800 356 2045/1985 1970/1930 44-41/44-30
2000 406 2265/2185 2180/2130 48-48/48-30