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2" - 32" Handle Type CI / Ductile Iron Butterfly Valve Wafer type for water or steam

Categories Cast iron Butterfly Valve
Place of Origin: Tianjin ,China
Brand Name: TST
Certification: ISO9001/2000 , CE
Model Number: UNI
MOQ: 1 Piece
Price: Negotiation
Packaging Details: wooden cases or as clients' requirements
Delivery Time: shipment in time according to cargos' manufacturing require
Payment Terms: L/C,T/T
Supply Ability: 10000 Piece/Pieces per Month
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    2" - 32" Handle Type CI / Ductile Iron Butterfly Valve Wafer type for water or steam


    2" - 32" Handle Type CI / Ductile Iron Butterfly Valve Wafer type for water or steam


    Specifications


    Multiple materails Selection

    Corrosion resistant

    Decades of experience on design & manufacture

    Multinational enterprises OEM

    NameOptional Materials
    BodyDuctile Iron(DI), Gray Cast iron(CI), Cast Steel(WCB), Stainless steel(CF8/CF8M)
    DiscDuctile iron nylon coating(N),Plated ductile iron(D), CF8(P), CF8M(R),Aluminum bronze(T)
    SeatEPDM , NBR. PTFE, VITON, EP, EPDM ,EPDM
    Shaft416SS 316SS 304SS CS45#coating with Ni,P
    ActuatorCast iron worm gear reducer, Cast aluminum worm gear reducer

    Connection Method and Respective Advantages


    • Wafer type with back butterfly valve
      1. Along with different kinds of valve body, shaft, bush and other parts, the butterfly valve can be assembled by different requirements from customers.
      2. Advantage no-pin connection with automatic centring technology, not only segregate the medium and metal, but also improve the reliability of valve, in the same time, the operation torque largely lower than normal butterfly valve, easy to maintain, and service life will be increased fivefold than normal butterfly valve.
      3. Surface of valve adopting epoxy coatings, well appearance with highly corrosion resistance.
      4. Flow property tend to straight line, perfect regulation performance.
      5. Use soft seal structure, can achieve two way seal completely, gas leakage test result is zero.
    • Wafer type no back butterfly valve
      1. The Valve belongs to our newest designed and developed items along with all features of normal Valve and provided with following advantages:
      2. Groove style connection between body and seat, to assure seat, body and disc connected accurately, lower the difficulty when installing, and completely solved the issue of seat distortion due to wrong installation.
      3. Groove style connection with high strength, prefect precision, more stable interference between disc and seat, further improved the seal performance of Valve.
      4. Groove location structure, basically eliminated the phenomenon of Valve seat creep while switching, improved service life and reliability.
      5. Adopting orthodrome broadside design, suitable for several of flange.
    • Lug type LT model butterfly Valve
      1. Using flange thread connection, could be used for connecting pipeline or as draining side at the pipe ends.
      2. Valve body high rigidity, can bear higher pressure of pipeline, special for places require high safety factor, such as the fields of gas/oil, power plant, etc.
    • Double flange rubber lining butterfly valve
      1. The valve designed according to large-scale pipe network requirements, side flange connection size in accordance with butterfly valve connection standard.
      2. High strength, safety factor & pipeline stress resistance.
      3. Valve seat adopting overall vulcanized body design, high tear and distortion resistance.
      4. Flange according to customers' requirements, convenient for connection of handle, or electric & pneumatic driven.

    Adoption Standard


    ItemAdoption standardOptional standard
    Design Manufacture AcceptanceGB12238-1989ISO/DIN10631-1991,API598
    Valve structure lenghGB12221-1989ISO5752-1988
    Valve flange lengthGB9113-2000ANSI B16.5,ISO7005,JIS B2238,2239
    InspectionGB/T13927-1992ISO/DIN5208-1987
    MarkGB12220-1989ISO05209-1987

    Performance Parameter


    Product NameCast iron butterfly valve
    ConnectionWafer type
    Nominal diamaterDN40~DN150
    Nominal pressurePN10/PN16
    Test pressureShell test:PN×1.5 Test:PN×1.1
    Surface treatmentEpoxy coating
    Driven typeSteamlined Aluminum Handle or High Strengh malleable Iron Handle
    Applicable temperature-30°C~180°C
    Applicable mediumsWater, Salt, Acid, Alkali, Nature gas, Air, Alcohols, oils, food, steam and so on.


    Quality 2" - 32" Handle Type CI / Ductile Iron Butterfly Valve Wafer type for water or steam for sale
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