Double-Offset ( Eccentric) PTFE PFA FEP F46 and Elastomer-Lined Split Body Butterfly Valves for

Rubber Lined Eccentric Butterfly ValvesDescriptionHugo Rubber Lined Eccentric Butterfly Valve features a  fully-lined body and a double-offset disc design, PTFE and Elastomer Lining,  high performance eccentric design makes the butterfly valve of choice for  applications with high pressure and exposure to corrosive fluids. The 360° uninterrupted  disc seal eliminates the leak path at the shaft hubs found on PTFE and rubber-lined competitors valves. A super-strong 17-4 ph shaft encapsulated with graphite reinforced vinyl ester resin eliminates corrosion and assures long  trouble-free operation Characteristics
 1. Double-Flanged Rubber Lined Eccentric  Butterfly Valves is bi-directional flow, is possible at maximum operating  pressure and high flow capacity is guaranteed.
 2. Lining material can be PTFE / PFA / FEP  (F46) / ETFE/ PO/ PP etc
 3. Operation : Worm Gear, Manual, Pneumatic  Actuator, Electric Actuator
 4. Disc design : double eccentric ( double offset )
 5. Connection end : Flange, wafer & lug  are available
 6. Sealing parts is changeable
 7. Size range : 1 1/2’’ ~ 20’’
 8. Pressure : PN10 - PN25 / Class 150Material SpecificationNo.NameMaterial1BodyA216WCBA351 CF8/A351 CF8MA351 CF3/A351 CF3M2Stem2Cr13(SS420)  SS410 17-4PH3Shaft sleeveSS3044O-ringVITON     VITON+FEP   VITON+PFA5DiscA216 WCB＋Lining materialCF8/CF8M＋Lining materialCF3 /CF3M＋Lining material6SeatPTFE RPTFE PFA FEP PO7Elastomer BackingSilicone rubber, VITON8Body boltA193 B7A320 B8A193 B8M9BoltA193 B7A320 B8A193 B8MTechnical  SpecificationsDesign & Manufacture StandardAPI 6D8Face-to-face DimensionASMEB16.10Flange StandardASME B16.5, JIS B2220Inspection and Test StandardAPI 598Nominal Diameter(MPa)1 1/2"~20"Nominal Pressure(MPa)150LbPressure Test(MPa)Shell Test1.5High Pressure Sealing1 .