Knife Gate Valves  ★★★
  • D11
  • Series D11 knife gate valve is widely used in many different kinds of media such as pulp, sludge, biomass, powder and wastes. The valve has a gate with a bevel edge that effectively cuts through different media. In closed position the gate is pushed onto the seat for a tight and reliable sealing.

    FEATURES

    • Reliable shut-off
    • Solid and flexible top works
    • Many materials available for different grade of corrosion
    • Wafer Semi-lug mounting
    • Unidirectional tightness, direction indication thanks to the arrow on the body
    • The gate is guided in the body and has little clearance
    • Packing and O-ring to assure the elasticity and decrease the operating torque

    Design standardMSS SP-81
    ConnectionWafer Semi-lug
    Size2"-48"
    Pressure rating2"-5" 200PSI, 6"-12" 150PSI, 14"-24" 100PSI, 28"-48" 60PSI
    Face to faceMSS SP-81, TAPPI TIS 405-8
    Temperature range-29°C to +600°C
    Corrosion protectionFusioin bonded epoxy for ductile iron body, Passivation for SS


    No.Part nameMaterial
    1BodyCF8MCF8ASTM A536 65-45-12
    2GateSS316LSS304SS304
    3SeatEPDM,NBR,FPM,PTFE with FPM O ring
    4Piston rodSS304SS304SS430
    5GlandCF8MCF8ASTM A536 65-45-12
    6YokeCF8MCF8ASTM A536 65-45-12
    7Gate clevisSS304SS304ASTM A536 65-45-12
    8PackingPTFE
    9Seat retainerSS316SS304Steel
    10NutSS304SS304SS304
    11WasherSS304SS304SS304
    12Tie rodSS304SS304SS304
    13CylinderAluminium alloy
    14BoltSS304SS304SS304
    15ScrewSS304SS304SS304
    16Locking nutSS304SS304SS304
    17ScrewSS304SS304SS304
    18StudSS304SS304SS304
    19NutSS304SS304SS304
    20ScrewSS304SS304SS304
    21Gate guardSS304SS304Steel coated
    22StemSS304SS304SS410
    23BearingBronze with oil
    24BearingBrass
    25Slide washerPOM
    26HandwheelCF8CF8ASTM A536 65-45-12
    27WasherSS304SS304SS304
    28ScrewSS304SS304SS304


    SIZEABCDEHLHandwheel valve WT(kg)
    DNINCH
    502"3605690120200470416
    652 1/2"3806590130200490417
    803"4059090135200515518
    1004"455105901552005655110
    1255"4951161051802606555613
    1506"5501301052052607106015
    2008"6951601052702609256030
    25010"78019515032033011156940
    30012"88023015038033012157855
    35014"99521015042033015107890
    40016"1085245180490420160089120
    45018"1180280180560420168089180
    50020"13353152606305501940114240
    60024"15603702607405502250114340
    70028"17504003208656502610118460
    75030"18804303209306502680118550
    80032"19704503209856502830118700
    90036"222058032011606503140118900
    100040"2400640400128080034801501500
    120048"2900750500150080044001502200