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Flanged Butterfly Valve

Nominal Diameter : 2‘’~48‘’
Nominal Preesure : CLASS30LB
Design Standard : API609
Ends Flange dimension : ASME B16.47
Inspection and test : API598
Connection type : Flanged、Wafer、LUG、BW ends etc.
Mainly Material : WCB、CF8、CF8M、CF3、CF3M 、Monel alloy、Aluminum Bronze etc.
Opeartion type : Gearbox、Electric Actuator、Pneumatic Actuator etc
Description

◆ Material Of Flanged Butterfly Valve


Pos. Part Material
1 Body Monel M35-1
2 Disc Monel M35-1
3 Stem Monel K500
4 Seal Graphite+SS31254
5 Seat Monel Alloy
6 Bolt ASMT B193-B8M
7 Nut ASMT B194-8M
8 Stem Packing Flexible Graphite
9 Gland ASMT SS316
10 Stem Nut B194-8M
11 Gearbox WCB


ZHENGFENG VALVE LTD triple offset butterfly valve has Laminated disc sealing ring adopts stainless steel and graphite laminated, sealing by the inside graphite.This valve can be applied for low and middle pressure, as recycle water, swage treatment, city building, etc.
Available material of ZFV LUG Triple offset butterfly valve include : ASTM A216 WCB, ASTM A351 CF8, ASTM A351 CF8M, ASTM A890 4A, ASTM A217 WC6, ASTM A217 C12, ASTM A352 LCB, etc.Operation type of triple offset butterfly valve include: Manual handle , worm gear with handwheel , electric actuator , pneumatic actuator , etc.





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