Double Eccentric Butterfly Valve
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Double Offset Double Flanged Butterfly Valve

Double Offset Double Flanged Butterfly Valve

Size6″~176″ (DN150~DN4400 mm)

OperatedWorm Gear, Pneumatic actuator, Electric actuator

Conection endDouble Flange Type

Conection standardPN10 / PN16 / PN25 / PN40, 150LB

Working pressurePN16 / PN25 / PN40

Body materialDuctile iron, WCB, Stainless steel, Duplex steel, Aluminum Bronze

Disc materialDuctile iron, Duplex steel

Seat materialSS 304

Features & Benefits

Double Offset Butterfly Valve is a high performance butterfly valve, mainly used for drainage and regulation of water plant, power plant, steel plant, chemical industry and other systems.

Technical Parameters

Double Offset Butterfly Valve drawing
Double Offset Butterfly Valve Drawing
VALTECCN Double Offset Butterfly Valve Factory
Double Offset Butterfly Valve Factory Photos
DN/PN D1 D2 D3 B f L n-d H1 H2 B1 E2 E3 E4 L1 D4 Gear
ratio
0pen
turns
Shaft
torque(Nm)
Handwheel
torque(Nm)
100/16 Φ220 Φ180 Φ156 19 3 190 8-Φ19 230 155 390 142 200 43 160 Φ180 32:1 8 65 8
150/16 Φ285 Φ240 Φ211 19 3 210 8-Φ23 295 155 432 163 235 43 180 Φ180 32:1 8 143 15
200/16 Φ340 Φ295 Φ266 20 3 230 12-Φ23 350 195 534 195 278 64 200 Φ240 40:1 10 421 39
250/16 Φ405 Φ355 Φ319 22 3 250 12-Φ28 415 235 610 234 308 94 240 Φ320 48:1 12 683 41
300/16 Φ460 Φ410 Φ370 24.5 4 270 12-Φ28 470 235 685 258 350 94 280 Φ320 48:1 12 1063 64
350/16 Φ520 Φ470 Φ429 26.5 4 290 16-Φ28 530 285 756 298 385 120 300 Φ400 80:1 20 1522 56
400/16 Φ580 Φ525 Φ480 28 4 310 16-Φ31 590 285 871 339 461 120 320 Φ400 80:1 20 2148 80
450/16 Φ640 Φ585 Φ548 30 4 330 20-Φ31 650 350 952 379 499 148 360 Φ400 256:1 64 2736 34
500/16 Φ715 Φ650 Φ609 31.5 4 350 20-Φ34 725 350 1034 404 535 148 390 Φ400 256:1 64 3800 47
600/16 Φ840 Φ770 Φ720 36 5 390 20-Φ37 850 350 1146 486 591 148 470 Φ400 256:1 64 5734 71
700/16 Φ910 Φ840 Φ794 39.5 5 430 24-Φ37 920 425 1305 537 665 185 480 Φ400 384:1 96 8054 66
800/16 Φ1025 Φ950 Φ901 43 5 470 24-Φ41 1035 425 1498 606 754 185 560 Φ400 384:1 96 11680 96
900/16 Φ1125 Φ1050 Φ1001 46.5 5 510 28-Φ41 1135 475 1629 699 819 230 620 Φ400 795:1 199 14940 60
1000/16 Φ1255 Φ1170 Φ1112 50 5 550 28-Φ44 1265 475 1769 776 899 230 680 Φ400 795:1 199 19870 80
1200/16 Φ1485 Φ1390 Φ1328 57 5 630 32-Φ50 1495 590 2120 874 1081 315 800 Φ400 1685:1 422 32160 71
1400/16 Φ1685 Φ1590 Φ1530 60 5 710 36-Φ50 1700 685 2402 1034 1209 412 1000 Φ400 2565:1 641 47680 65
1600/16 Φ1930 Φ1820 Φ1750 65 5 790 40-Φ57 1945 739 2550 1175 1320 412 1200 Φ400 2565:1 641 73290 100
1800/16 Φ2130 Φ2020 Φ1950 70 5 870 44-Φ57 2145 852 2820 1320 1475 495 1350 Φ600 2236:1 559 96200 150
2000/16 Φ2345 Φ2230 Φ2150 75 5 950 48-Φ62 2360 852 3150 1460 1635 495 1500 Φ600 2236:1 559 125400 190

The data is for reference only, please consult [email protected] for details.

QUESTIONS

If you are not finding the information you need or the information on this page is confusing, please email to [email protected] or leave message for consultation, so we can help you (and others). Thank you.

VALTECCN VALVE FACTORY PHOTOS

Valve Factory Production Process
Valve punching photo
Valve polishing photo
valve assembly photo
Valve Quality Inspection Process
Valve pressure test photo
Valve diameter measurement photo
Valve painting inspection photo
Valve Packaging and Transport
Valve packing photo
Valve safety packaging photo
Valve transportation photo
Valve Spare Parts
VALTECCN VALVE factory spare parts photo1
VALTECCN VALVE factory spare parts photo2
VALTECCN VALVE factory spare parts photo3
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