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Home / Products / Double Eccentric Flange Butterfly Valve / Double Eccentric Flange Butterfly Valve
Double Eccentric Flange Butterfly Valve
Double Eccentric Flange Butterfly Valve
Double Eccentric Flange Butterfly Valve
Double Eccentric Flange Butterfly Valve

Double Eccentric Flange Butterfly Valve

Ductile Iron Double Eccentric Soft Seal Butterfly Valve‌ features a ‌double eccentric design‌ that ensures ‌zero leakage‌ through a soft rubber seat, even under low-pressure conditions. Its ‌corrosion-resistant‌ properties make it ideal for handling acidic or alkaline media, while the ‌durable valve body‌ withstands high flow rates and water hammer impacts. The ‌compact structure‌ saves installation space, and the ‌flanged connection‌ provides robust sealing for demanding applications.

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Product Description

Double Eccentric Flange Butterfly Valve

 

Specification
Nominal Pressure 1.0 MPa
Shell Test Pressure(Hydraulic) 1.5
Seal Test Pressure(Hydraulic) 1.1
End Flanage EN1092-1 PN10

 

13 Gland DI  
12 Tapper pin 304  
11 Upper shaft SS410  
10 Bottom shaft SS410  
9 Disc DI  
8 Bolt 304  
7 Sealing ring EPDM  
6 Seatt SS304  
5 Body DI  
4 Bushing Polymer  
3 0 ring EPDM  
2 Gland DI  
1 Bolt 304  
NO Name Material Remarks

Main Dimensions

mm INCH 13 Series l14 Series Dimension PN10 PN16 150LB-A ISO 5211
L L A B H ø n1-b øD øD1 N-ød øD øD1 N-ød øD øD1 N-ød øE øF n-od1
DN100 4” 127 190 154 106 26 17 一 220 180 8-x18 220 180 8-ø18 230 190.5 8-ø19 90 70 4-ø10
DN125 5” 140 200 169 120 26 17 - 250 210 8-ø18 250 210 8-ø18 255 215.9 8-ø22 90 70 4-ø10
DN150 6" 140 210 190 144 26 17 - 285 240 8-ø22 285 240 8-ø22 280 241.3 8-ø22 90 70 4-ø10
DN200 8” 152 230 220 168 38 22 - 340 295 8-x22 340 295 12-ø22 345 298.5 8-x22 125 102 4-ø12
DN250 10” 165 250 254 196 48 22 - 395 350 12-ø22 405 355 12-06 405 362 12-x26 125 102 4-ø12
DN300 12" 178 270 296 223 50 33.2 1-10 445 400 12-ø22 460 410 12-ø25 485 431.8 12-ø26 150 125 4-ø14
DN350 14” 190 290 348 255 50 38 1-10 505 460 16-ø22 520 470 16-022 535 476.3 12-ø26 150 125 4-ø14
DN400 16" 216 310 374 291 70 42.9 1-12 565 515 16-ø26 580 525 16-ø30 595 539.8 16-029 175 140 4-ø18
DN450 18" 222 330 390 320 76 45.8 1-14 615 565 20-ø26 640 585 20-ø30 635 577.9 16-x32 175 140 4-ø18
DN500 20" 229 350 430 350 80 54 1-16 670 620 20-ø26 715 650 20-ø33 700 635 20-ø32 175 140 4-ø18
DN600 24" 267 390 510 435 90 63.4 2-18 780 725 20-ø30 840 770 20-ø36 815 749.3 20-o35 210 165 4-x22
DN700 28" 292 430 550 485 90 63.4 2-18 895 840 24-ø30 910 840 24-o36 925 863.6 28-o35 300 254 8-ø18
DN800 32” 318 470 600 530 105 75 2-20 1015 950 24-ø33 1025 950 24-ø39 1060 977.9 28-ø42 300 254 8-ø18
DN900 36" 330 510 660 586 114 85 2-22 1115 1050 28-ø33 1125 1050 28-o39 1170 1085.8 32-ø42 300 254 8-ø18
DN1000 40” 410 550 725 675 114 85 2-22 1230 1160 28-036 1255 1170 28-ø42 1290 1200.2 36-ø42 300 254 8-ø18
DN1200 48” 470 630 845 795 140 105 2-28 1455 1380 32-ø39 1485 1390 32-048 1510 1422.4 44-ø42 350 298 8-ø22
DN1400 56" 530 710 970 930 160 120 2-32 1675 1590 36-ø42 1685 1590 36-ø48 1746 1651 44-ø48 415 356 8-ø32
DN1600 64” 600 790 1125 1080 200 140 2-36 1915 1820 40-x48 1930 1820 40-ø56 1985 1875 52-ø48 415 356 8-ø32
DN1800 72” 670 870 1200 1115 280 160 2-40 2115 2020 44-ø48 2130 2020 44-ø56 2197 2096 60-ø48 475 406 8-ø40
DN2000 80” 760 950 1360 1345 280 180 2-45 2325 2230 48-ø48 2345 2230 48-062       475 406 8-ø40
DN2200 88" 800 1000 1543 1943 280 180 2-45 2550 2440 52-ø56 2555 2440 52-062       560 483 12-x40
DN2400 96" 850 1100 1581 1510 300 200 2-45 2760 2650 56-ø56 2765 2650 56-062 2877 2756 48-066 686 603 20-ø40

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