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Three Offset Butterfly Valve

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Homepage>>>Products>>>Butterfly valve>>>Flanged type three offset Butterfly valve
Flanged-type-three-offset-Butterfly-valve

Flanged type three offset Butterfly valve

 

Fingure:  B5000F
Size : 2"-36"
Design Standard : API 609-83
Face to Face : ANSI B16.10
Flange Drilling :  ANSI B16.5
Application
characteristic is :due to use three eccentric configuration, hermetic capability reliably,
which ensure disc never touch sealing seat when it start, solve the problem of
hermetical seat burden unequally,prolong service life, and ensure reliable hermetic
advantage capability with of high temperature resistant, wearable,antisepsis etc.

Specification
Structre type:double flanged three eccenticity
Design standard:API609-83
flange connection dimension:ANSI B 16.5
Flange drilling:ISO5211.
Structure length:ANSI B 16.10-1992
Pressure test:API 598-82

Materials
Flanged-type-three-offset-Butterfly-valve

Body   WCB、CF8M 
Dise WCB、CF8M
Stem  416 〿〿Cr13〿Cr18Ni9Ti 
Seal ring 316、Fluorine plastic
Packing Flesxible graphite,fluorine plastic 

Dimensions

API 150LB Series
DN L H H2 D D1 D2 M n-φd1
50 108 110 345 152 120.5 92 M18 4-19
80 114 125 380 190 152.5 127 M18 4-19
100 127 145 415 229 190.5 157 M18 8-19
125 140 165 455 254 216 186 M20 8-22
150 140 175 545 279 241.5 216 M20 8-22
200 150 210 645 343 298.5 270 M20 8-22
250 160 250 695 406 362 324 M24 12-25
300 178 285 830 483 432 381 M24 12-25
350 190 320 900 533 476 413 M27 16-29
400 216 355 980 597 540 470 M27 16-29
450 222 380 1030 635 578 533 M30 16-32
500 229 415 1110 699 635 584 M30 20-32
600 267 475 1305 813 749.5 692 M33 20-35
750 292 580 1525 985 914 857 M33 28-35
800 318 630 1585 1060 978 914 M39 28-41
900 330 680 1765 1168 1085 1022 M39 32-41

 

API 300LB Series
DN L H H2 D D1 D2 M n-φd1
50 108 110 345 165 127 92 M18 8-19
80 114 125 380 210 168 127 M20 8-22
100 127 145 415 254 200 157 M20 8-22
125 140 165 455 279 235 186 M20 8-22
150 140 175 545 318 270 216 M20 12-22
200 150 210 645 381 330 270 M24 12-26
250 160 250 695 445 387 324 M27 16-29
300 178 285 830 521 451 381 M30 16-32
350 190 320 900 584 514 413 M30 20-32
400 216 355 980 648 571 470 M33 20-35
450 222 380 1030 711 628 533 M33 24-35
500 229 415 1110 775 686 584 M33 24-35
600 267 475 1305 914 813 692 M39 24-41
750 292 580 1525 1092 997 857 M45 28-49
900 330 680 1765 1270 1168 1022 M50 32-53
 

 

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