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Concentric Butterfly Valve

The structural feature of the concentric butterfly valve is that the stem axis, the center of the disc, and the center of the body are at the same position. The structure is simple, the manufacture is convenient, and the valve can achieve zero leakage. The seat is usually NBR, EPDM, PTFE, VITON and other rubbers.
    Korea Butterfly Valve

    Korea Butterfly Valve

    Product Description Wafer Type Butterfly Valve, AS2129,table D, table E Features Size: DN50-DN1200 End Flange: AS2129 Face to Face: API609,BS5155,DIN3202,ISO5752 Top Flange: ISO 5211 Normal Pressure: PN1.0/1.6Mpa(150/200PSI) Body: Cast Iron/Ductile Iron/WCB/ALB/CF8/CF8M Disc:...

    Wafer Butterfly Valve 1

    Wafer Butterfly Valve 1

    Size: 2"- 48" ( DN32- DN1200) Working Pressure:150LB Body: Cast Iron, Ductile Iron, Stainless Steel, Carbon Steel, Aluminium Bronze. Disc: Cast Iron, Ductile Iron, Stainless Steel, Carbon Steel, Aluminium Bronze. Shaft: 416 S. S ,304S. S, 316S.S and so on. Seat;...

    Flange Butterfly Valve 1

    Flange Butterfly Valve 1

    Type Available: Flange type. Sizes Available: DN50mm to DN1200mm (2" to 48") Pressure Range: PN (MPa): 1.0, 1.6, 2.0, 2.5 Materials Standard: Others on request Basic Design: ANSI/AWWA C504 Face to Face Dimension: BS5155 Short, ISO5752 (Series 13), DIN 3202 F16...

    Lug Butterfly Valve 1

    Lug Butterfly Valve 1

    Size: Dn40-dn1200/1.5"-48" End flange: ANSI b 16.1, ASTM b 16.47, en 1092, as 2129, ISO pn10/16, JIS b2212/2213, bs 10 table d, bs 10 table e, bs4504 Face to face: ANSI b 16.10, API 609, bs5155 short, ISO5752(series 13), DIN3202 f16 Top flange: ISO 5211 Normal...

    U Type Butterfly Valve

    U Type Butterfly Valve

    Size: 40 (1 1/2") ~ 1200 (48") Rating: JIS 10K / ANSI 150# / PN 10 / AWWA C 207 Temp. Range: --20 degC ~ 165 degC ( EPDM: 120 degC / Viton: 165 degC ) Body: Cast Iron, Ductile Iron, Cast Steel, Stainless Steel, (Ni) Al Bronze, Duplex S. S, etc. Disc: Stainless...

    Mono Butterfly Valve

    Mono Butterfly Valve

    Product Feature Concentric structure, with pin on the through shaft or pinless double half shaft design. Disc has two way bearing, no installation direction requirements. End flange can meet different connection standards. Backed replaceable seat with good performance and a...

    Cast Iron Butterfly Valve

    Cast Iron Butterfly Valve

    Body: Cast iron, ductile iron(GGG25/GGG20/GGG50) Disc: Ductile iron (nickel coated), GGG25/GGG20/GGG50/aluminum bronze, stainless steel. Shaft: 416, 410,stainless steel. Sealing: NBR, EPDM or customized. Type Available: Wafer type Sizes Available: DN25mm to DN1200mm (1"...

    Ductile Iron Butterfly Valve

    Ductile Iron Butterfly Valve

    Connection form: Wafer Working temperature: -14 degC<T<150 degC Working pressure: PN<1.6 Seal form: Auto sealed Material of seal surface: Soft sealed Structure: Center sealing Body material: Cast iron, ductile iron, stainless steel304/316, carbon steel Disc material:...

    JIS Butterfly Valve

    JIS Butterfly Valve

    Specifications 1.DN50-1200(2"~48") 2.PN10/16(150/200PSI) 3.API, ANSI, ASME, DIN, BS,JIS, ISO approved 4.material:CI,DI,WCB,SS,ALB,brass,etc. Wafer Type Butterfly Valve with Handle, Worm gear, Pneumatic, Electric Driver Features: 1.Small in size and light in weight....

    Stainless Steel Butterfly Valve Rubber Seat

    Stainless Steel Butterfly Valve Rubber Seat

    Specification: Size: DN200-DN1000 Design as BS EN583 / API 609. Face-to-Face dimension conform to BS EN 558 / API 609. Flange drill is suitable for BS EN 1092-2 PN10/ PN16 /ANSI B16.5 Class 150. Test as ISO 5752 / API 609. Working pressure: 10 bar / 16 bar for PN10 / PN16....

    Aluminium Bronze Butterfly Valve

    Aluminium Bronze Butterfly Valve

    Size; DN50-DN1200 End flange; ANSI B 16.1, EN 1092, AS 2129 Face to face; EN558-1 Top flange; ISO 5211 Normal pressure: PN1.0/1.6/2.5MPa (150/300PSI) Body:Aluminium Bronze Disc: Aluminium Bronze Stem: Stainless Steel, Aluminium Bronze, Monel Seat: EPDM/NBR Temprature...

    Super Duplex Steel Butterfly Valve

    Super Duplex Steel Butterfly Valve

    Size DN50-DN1200 End flange ANSI B 16.1, EN 1092, AS 2129 Face to face EN558-1 Top flange ISO 5211 Normal pressure PN1.0/1.6/2.5MPa (150/300PSI) Body:Super Duplex Steel, 1.4529, 2507 Disc: Super Duplex Steel, 1.4529, 2507 Stem: Monel,Stainless Steel Seat: EPDM/NBR Temprature...

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Our company is one of the leading concentric butterfly valve manufacturers and suppliers in China with over 20 years experience. Feel free to wholesale high quality concentric butterfly valve from our factory.