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Butterfly valve

Triple Offset Butterfly Valve

Triple offset butterfly valve is the best open and closure device in the pipeline and leads the trend of open and closure devise,its main features are quick open and closure,Triple eccentric metal butterfly valve can easily achieve by rotating 90C .Triple eccentric butterfly valve enables automated remote control;simple structure,small size,light weight,small installation space:metal seated and soft seated structure can be used in a variety of conditions,Triple eccentric butterfly valve has good sealing performance,long service life,fire safe design,full of open condition enables small flow resistance,and half open condition,Triple eccentric butterfly valve allows flexible flow control,low operating torque valve,simple and quick operation.

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Description

Triple offset butterfly valve is the best open and closure device in the pipeline and leads the trend of open and closure devise,its main features are quick open and closure,Triple eccentric metal butterfly valve can easily achieve by rotating 90C .Triple eccentric butterfly valve enables automated remote control;simple structure,small size,light weight,small installation space:metal seated and soft seated structure can be used in a variety of conditions,Triple eccentric butterfly valve has good sealing performance,long service life,fire safe design,full of open condition enables small flow resistance,and half open condition,Triple eccentric butterfly valve allows flexible flow control,low operating torque valve,simple and quick operation.


Design Features:
triple offset structure, bi-directional seal
Non-peeling seat to body structure
Spherical design for plate and seats
Non-pin connection
Low valve operating torque
Flow curve tending to straight line


Technical specifications:
Size:2"-80" or DN50-DN2000 
Pressure: Class150lb-600lb or PN6-PN100
Body: WCB,CF8,CF8M,CF3,CF3M etc
Body seat:SS410,SS304,STL
Disc seal:SS304+graphite,PTFE,EPDM
Stem:17-4PH, SS410,SS304,SS316
Connection Type: Flanged, Wafer, Lug
Operated Type: Hand Wheel,Worm Gear,Pneumatic,Electric Actuator
Design & Manufacture Std.: API 609,MSS SP-67,MSS SP-68,DIN3354,EN558,JIS B2071
Face to Face Std.: ANSI B16.10,MSS SP-68,EN558-1,JIS B2002
End Connection Std.: API609, ASME B16.5,ASME B16.47 , EN1092,JIS B2220,GOST 12815
Test and inspection Std.:API598,EN12266.1,JIS B2003
Note:Different material is available based on customers and condition requests.


Triple offset butterfly valve dimensions

Size Face to face
Outside diameter 

of Flange 

(mm)

 Driling
 C
(mm)
sealing
(mm)
thickness
(mm)
Seal 
(mm)
No.of Bolt
Holes(pcs)
Diameter of 
bolt holes
Wafer/Lug Flanged
ANSI GB Short Length D D1 D2 b f z d


Short Longth
40
43 43 106 140 125 98.4 73 17.9 2 4 15
50
43 43 108 150 150 120.7 92.1 19.5 2 4 19
65
46 46 112 170 180 139.7 104.8 22.7 2 4 19
80 48 49 64 114 180 190 152.4 127 24.3 2 4 19
100 54 56 64 127 190 230 190.5 157.2 24.3 2 8 19
125 57 64 70 140 200 255 215.9 185.7 24.3 2 8 22
150 57 70 76 140 210 280 241.3 215.9 25.9 2 8 22
200 64 71 89 152 230 345 298.5 269.9 29 2 8 22
250 71 76 114 165 250 405 362 323.8 30.6 2 12 25
300 81 83 114 178 270 485 431.8 381 32.2 2 12 25
350 92 92 127 190 290 535 476.3 412.8 35.4 2 12 29
400 102 102 140 216 310 595 539.8 469.9 37 2 16 29
450 114 114 152 222 330 635 577.9 533.4 40.1 2 16 32
500 127 127 152 229 350 700 635 584.2 43.3 2 20 32
600 154 154 178 267 390 815 749.3 692.2 48.1 2 20 35

Size
Outside 

diameter  

of 

Flange (mm)

 Drilin

g C

(mm)

sealin

g(mm)

 thickness
(mm)

 highness o

f Seal(mm)

Number of 

Bolt Holes

(pcs)

Diameter of

 bolt holes

Wafer type Flanged type 
Short Length Short Length D D1 D2 b f z d
40 43 106 140 150 110 88 18 3 4 18 16
50 43 108 150 165 125 102 18 3 4 18 16
65 46 112 170 185 145 122 18 3 8 18 16
80 64 114 180 200 160 138 20 3 8 18 16
100 64 127 190 220 180 158 20 3 8 18 16
125 70 140 200 250 210 188 22 3 8 18 16
150 76 140 210 285 240 212 22 3 8 22 20
200 89 152 230 340 295 268 24 3 12 22 20
250 114 165 250 405 355 320 26 3 12 26 24
300 114 178 270 460 410 378 28 4 12 26 24
350 127 190 290 520 470 428 30 4 16 26 24
400 140 216 310 580 525 490 32 4 16 30 27
450 152 222 330 640 585 550 34(40) 4 20 30 27
500 152 229 350 715 650 610 36(44) 4 20 33 30
600 178 267 390 840 770 725 40(54) 5 20 36 33
700 229 292 430 910 840 795 40(40) 5 24 36 33
800 241 318 470 1025 950 900 41(42) 5 24 39 36
900 241 330 510 1125 1050 1000 48(44) 5 28 39 36
1000 300 410 550 1255 1170 1115 59(46) 5 28 42 39
1200 360 470 630 1485 1390 1330 78(52) 5 32 48 45
1400 390 530 710 1685 1590 1530 84(58) 5 36 48 45
1600 440 600 790 1930 1820 1750 102(64) 5 40 56 52
1800 490 670 870 2130 2020 1950 110(68) 5 44 56 52

For more details about Triple eccentric butterfly valve , please download catalogue for reference or contact with us.







Triple eccentric metal seat butterfly valve is operated by the disc rotating form 0 to 90, can be applied to cut off or regulate the flow of medium.The valve can be actuator by operating lever, handle wheel electric actuator or pneumatic actuator.Widely used for potable water supply and distribution, waste water treatment, electric power plant, gas supply, warm-air system, smelting plant, ship building, textile, petroleum, chemistry, or other light industries.

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