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    產(chǎn)品詳情

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    ZQGP quick disconnect valve pneumatic piston

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    所屬類別:Quick shut-off valve

    ZQGP pneumatic quick disconnect valve from the domestic first introduced more than a spring piston pneumatic actuator and low flow resistance, double shut-off valve sealing structure components. Actuator movement speed, thrust, a self-reset function, with hand operated institutions; body unobstructed flow path, flow coefficient, elastic and rigid spool valve cascade double seal. New and unique structure makes the product quickly became a class action, tight cut, safe and reliable, high-performance new shut-off valve.

    Main parts and materials

    材料代號C(WCB)P(304)R(316)
    The main partsBody, bonnetWCB(ZG230-450)ZG1Cr18Ni9Ti(304)ZG1Cr18Ni12Mo2Ti(316)
    Valve, valve seat1Cr18Ni9Ti(304)or the Secretary of titanium alloy welding Levin1Cr18Ni9Ti(304)or the Secretary of titanium alloy welding Levin1Cr18Ni12Mo2Ti(316)or the Secretary of titanium alloy welding Levin
    Stem2Cr131Cr18Ni9Ti1Cr18Ni12Mo2Ti
    PackingV-type PTFE (F4), flexible graphite
    GasketPTFE (F4), stainless steel gaskets, metal graphite spiral wound gasket
    Oil and rubber O-ringSpring 60Si2Mn
    Spring60Si2Mn
    Putting2Cr13
    HandwheelHT200
    Conditions applyFor mediaWater vapor liquid gas oil categoryAlkali corrosive nitric acid gas liquidsAcetic acid and other corrosive gases and liquids
    TemperatureHard seal: -30 ~ +450 ℃ soft seal: -30 ~ +180 ℃
    The main technical parameters
    DN mm202540506580100150200
    Seat diameter mm20253240506580100125150200
    Rated flow coefficient Kv6.51015254065100150260350540
    Nominal MPa1.6 ; 4.0 ; 6.4
    Stroke mm101625304060
    Flow characteristicsQuick opening
    Actuator ModelZSPA/B-1、ZSNA/B-1ZSPA/B-2、ZSNA/B-2ZSPA/B-3、ZSNA/B-3
    Action in the form ofSingle acting / double acting
    Air pressure MPa0.4-0.7
    LeakageSoft Seal: O leakage; hard seal :10-5 × valve rated capacity
    Off time S0.511.5234
    Equipped with accessories: solenoid valves, valve echo, air filter regulator, handwheel operation mechanism Dimensions
    DN(mm)H(mm)Hg(mm)ФA(mm)ФD(mm)L(mm)
    PN1.6PN6.4PN1.6PN6.4
    25410580196115135184210
    40514684266150165222251
    50520690266165175254286
    65694904348185200276311
    80696906348200210298337
    100709919348220250352394
    15011861146486285340451508
    20012081468486340405600650

    Ordering Information
    A product model and name 2. Nominal diameter DN (mm 3. Nominal 4. Flow characteristics required 5. Valve material and trim materials 6. Media type and temperature range 7. Valve after pressure (pressure) 8 sealing form 9. matching accessories, it is recommended to install air filters FRL with two five-way solenoid valve

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