Pneumatic Hard Sealing Flange Butterfly Valve

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Pneumatic Hard Sealing Flange Butterfly Valve

Product Model: D643H
Nominal Diameter: DN50~800mm
Nominal Pressure: 16, 25, 40bar (if higher pressure is required, please specify)
Medium Temperature: W1:-40~180℃; W2:-30~425℃; W3:-40~425℃
Body Material: Carbon Steel (C), Stainless Steel (P4, P6)
Connection Mode: Flange Type
Ambient Temperature: Standard Type: -20~80℃
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Technical Specifications
Design BasisGB StandardANSI Standard
Design StandardGB/12238API609
Structural lengthClip chainingGB12221ANSI B16.10
Connecting Flange DimensionGB/9113、JB/T79ANSI B16.47(26-32") NSI B16.47(26~32")
Experiment and TestJB/T9092API598
Remarks: The length and size of the series ball valve can be designed and manufactured according to the customer's requirements

 

Technical Parameter

Nominal DiameterDN50~800mm
Connection ModeFlange
Cylinder MatchingAT Series, GT Series, AW Series, Imported Actuator Series
Cylinder FormDouble Action, Single Action (Spring Reset)
Control ModeSwitch Type, Adjust Type, Three Section Type (opening degree optional)
Nominal Pressure16、25、40bar(if higher pressure is required, please specify)
Gas PressureDouble Acting: 4~8bar, single action: 5~8bar
Medium TemperatureW1:-40~180℃; W2:-30~425℃; W3:-40~425℃
Ambient TemperatureStandard Type:-20~80℃
Body MaterialCarbon Steel (C), Stainless Steel (P4, P6)
Sealing MaterialPolytetrafluoroethylene (F), Metal Hard Sealing (H) and Hard Alloy (Y)
Remarks: other special sealing materials or special temperature can be designed and selected according to customer requirements

 

Material List Of Main Parts

NO.Part nameMaterialNO.Part nameMaterial

CP4P6CP4P6

1Inside six corners screw1Gr18Ni9Ti1Gr18Ni9Ti1Cr18Ni12Mo2Ti11Valve bodyWCBZG1Cr18Ni12Mo2TiZG1Cr18Ni12Mo2Ti

2Valve coverWCB1Gr18Ni9TiZG1Cr18Ni12Mo2Ti12The stem1Cr131Gr18Ni9Ti1Cr18Ni12Mo2Ti

3Shim1Gr18Ni9Ti1Gr18Ni9Ti1Cr18Ni12Mo2Ti13Connecting bracketWCBWCBWCB

4Valve seatPTFE.Stainless Steel + Flexible Graphite14Key454545

5Shim1Gr18Ni9Ti1Gr18Ni9Ti1Cr18Ni12Mo2Ti15BushingPTFE.Compound bearing

6DiscWCBZG1Cr18Ni12Mo2TiZG1Cr18Ni12Mo2Ti16FillerPTFE.Flexible graphite

7Cylindrical pin451Gr18Ni9Ti1Cr18Ni12Mo2Ti17GlandWCBZG1Cr18Ni9TiZG1Cr18Ni12Mo2Ti

8Under coverWCBZG1Cr18Ni12Mo2TiZG1Cr18Ni12Mo2Ti18Pneumatic deviceExtruded aluminum alloy

9ShimPTFE.Stainless Steel + Flexible Graphite19Position indicatorPlastic

10BushingPTFE+Stainless SteelPTFE+Stainless steelPTFE+Stainless Steel


 

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Main dimensions-PN16(16bar)
Nominal Diameter         [DN]Outline SizeConnection SizeActuator Type
LL1L2HDD1D2fN-D
50108159/21183/95277/2051651259934-18ATD63/ATE75
65112211/24895/107287/31518514511834-18ATD75/ATE88
80114248/269107/123365/37520016013238-18ATD88/ATE100
100127269/315123/141420/43622018015638-18ATD100/ATE115
125140315/345141/152436/46225021018438-18ATD115/ATE125
150140345/409152/172466/54328524021138-22ATD125/ATE145
200152409/438172/187593/665340295266312-22ATD145/ATE160
250165438/550187/215682/752405355319312-26ATD160/ATE190
300178550/600215/240725/772460410370412-26ATD190/ATE210
350190600/633240/262832/880520470429416-26ATD210/ATE240
400216633/730262/330862/968580525480416-30ATD240/ATE270
450222633/1700262/440945/1005640585548420-30ATD240/ATE25
500229730/1700330/4401058/1060715650609420-33ATD270/ATE25
6002671180/1700368/4401108/1195840770720520-36AWD20/AWE25
7002921320/1970440/4801170/1255910840794524-36AWD25/AWE28
8003181430/2700480/5601325/13651025950901524-39ATD28/ATE35
Note: according to different valve torque, different gas pressure and different actual conditions, choose the matching actuator, its related shape and size also change

 

Main Dimensions-PN25(25bar)
Nominal Diameter         [DN]Outline SizeConnection SizeActuator Type
LL1L2HDD1D2fN-D
50108159/21183/95277/2051651259934-18ATD63/ATE75
65112211/24895/107287/32518514511838-18ATD75/ATE88
80114248/269107/123365/39120016013238-18ATD88/ATE100
100127269/315123/141420/45723519015638-22ATD100/ATE115
125140315/345141/152436/46227022018438-26ATD115/ATE125
150140345/409172/187466/54330025021138-26ATD125/ATE145
200152409/438187/215593/665360310274312-26ATD145/ATE160
250165438/550215/240682/752425370330312-30ATD160/ATE190
300178550/600240/262702/820485430389416-30ATD190/ATE210
350190600/633262/330832/938555490448416-33ATD210/ATE240
400216633/730262/440910/968620550503416-36ATD240/ATE270
450222633/1700330/4401005/1010670600548420-36ATD240/ATE25
500229730/1700330/4401058/1065730660609420-36ATD270/ATE25
6002671180/1700440/4801110/1195845770720420-39AWD25/AWE28
7002921320/1970480/5601255/1295960875820524-42AWD28/AWE35
8003181430/2700260/5801325/13651085990928524-48ATD35/ATE40

 

Main Dimensions-PN40(40bar)
Nominal Diameter                     [DN]Outline SizeConnection SizeActuator Type
LL1L2HDD1D2fD3xXN-D
50108211/24895/107277/30516512599388x44-18ATD75/ATE88
65112248/269107/123310/3411851451183110x48-18ATD88/ATE100
80114269/315123/141375/4122001601323121x48-18ATD100/ATE115
100127315/345141/152436/4622351901563150x4.58-22ATD115/ATE125
125140345/438152/187462/5132702201843176x4.58-26ATD125/ATE160
150140438/550187/240543/6153002502113204x4.58-26ATD160/ATE210
200152550/600215/262665/7603753202843260x4.512-30ATD190/ATE240
250165600/633240/262752/8584503853153313x4.512-33ATD210/ATE240
300178633/730262/330820/8805154504094364x4.516-33ATD240/ATE270
350190730/1700330/440938/9405805104654422x516-36ATD270/AWE25
4002161180/1700365/440970/10556605855354474x516-39AWD20/AWE25
4502221180/1970440/4801005/10906856105604524x520-39AWD20/AWE28
5002291320/1970440/4801145/11857556706154576x520-42AWD25/AWE28
6002671970/2700480/5601195/12358907957355676x520-48AWD28/AWE35

 

Main Dimensions-Class150
Nominal Diameter         [DN]Outline SizeConnection SizeActuator Type
LL1L2HDD1D2fN-D
50108159/21183/95277/205152120.59224-19ATD63/ATE75
65112211/24895/107287/325178139.510524-19ATD75/ATE88
80114248/269107/123365/391190152.512724-19ATD88/ATE100
100127269/315123/141420/457229190.515728-19ATD100/ATE115
125140315/345141/152436/46225421618628-22ATD115/ATE125
150140345/409152/172466/543279241.521628-22ATD125/ATE145
200152409/438172/215593/665343298.527028-22ATD145/ATE190
250165438/550187/240682/752406362324212-25ATD160/ATE210
300178550/600240/262702/820483432381212-25ATD190/ATE240
350190600/633240/262832/938533476413212-29ATD210/ATE240
400216633/730262/330910/968597540470216-29ATD240/ATE270
450222633/1700262/3301005/1010635578533216-32ATD240/ATE270
500229730/1700330/4401058/1065699635584220-32ATD270/ATE25
6002671180/1700365/4401110/1195813749.5682220-35AWD20/AWE25
7002921320/1970440/4801255/1295947863.6800228-35AWD25/AWE28
8003181430/2700480/5601325/13651060978914228-41AWD28/AWE35

 

Main Dimensions-Class300
Nominal Diameter         [DN]Outline SizeConnection SizeActuator Type
LL1L2HDD1D2fN-D
50108211/24895/107277/3051651279228-19ATD75/ATE88
65112248/269107/123310/34119014910528-22ATD88/ATE100
80114269/315123/141375/412210168.512728-22ATD100/ATE115
100127315/345141/152436/46225420015728-22ATD115/ATE125
125140345/438152/187462/51327923518628-22ATD125/ATE160
150140438/600187/240543/615318270216212-22ATD145/ATE160
200152550/600215/262665/760381330270212-25ATD160/ATE210
250165600/633240/262752/858445387.5324216-29ATD190/ATE240
300178633/730240/262820/880521451381216-32ATD210/ATE270
350190633/1700262/440938/940584514.5413220-32ATD240/AWE25
400216730/1700330/440970/1055648571.5470220-35ATD270/AWE25
450222730/1700330/4401005/1090711628.5533224-35ATD270/AWE25
5002291180/1970365/19701145/1185775686584224-35AWD20/AWE25
6002671320/1970440/4801195/1235914813682224-41AWD25/AWE28