Professional in research, development,

production and sales of valve drive devices

and control valves

ZHITAI VALVE

图片循环旋转
zhitai
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Honor

    Zhitai Valve Co.,ltd will be forever strong located at the Wenzhou Longwan District Central Industrial Zone.It is a fair automatic control valve,the general valve,the pipeline fitting’s research and development the manufacture,the sale and the post-sale service is a body’s high science and technology Specialized company,the company technical force is abundant,the technique of production is advanced,has the consummation manufacture equipment and the excellent check-out facility and the good management system...

ABOUT US

Introduction

Culture

  ZHITAI VALVE CO.,LTD

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The main production of pneumatic actuators, pneumatic valves, pneumatic control valves, electric actuators, hydraulic actuators,

intelligent control valves and other automatic control valve equipment

PRODUCTS

Pneumatic Fixed Type Ball valve

Pneumatic control valve

Electric Actuator

Pneumatic Actuator

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NEWS

Zhitai information real-time update, thank you for your attention, sincerely look forward to working with you to create a better tomorrow

How to Maintain AT Pneumatic Actuator
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HowtomaintainATpneumaticactuator?1.TheconnectionbetweenATpneumaticactuatorandValveconformstoISO5211standardandcanbedirectlyconnectedwithvalve.Itcanalsobeconnectedtoanyvalvethroughtransitionbracketsandjoints.2.Thecoaxialitybetweenthepneumaticactuatorandtherotaryshaftandthevalveshaftmustbeensuredduringinstallation.3.Pipejointsandtheinsideofthepipeshouldbecleanedwithoutexcess,dustandoilpollution.4.Pneumaticactuatorscanbeconnectedwithsolenoidvalves,locators,filters,pressurereliefvalves,etc.Copperornylonpipescanbeused.Inordertopreventdustandreducenoise,mufflersormufflerthrottlevalvesshouldbeinstalledattheexhaustoutlet.5.Theadjustingscrewonthepneumaticactuatorcanadjusttheopeningangleofthevalveslightly.Afteradjusting,thenutmustbelocked.6.Afterinstallation,thepneumaticactuatorandthevalveshallbetestedsimultaneously.Thevalveshallbepressurizedtotheratedpressure.Thepneumaticactuatorshallswitchthetwointakeportsofthepneumaticactuatorwiththeairsourcepressureof0.4-0.7MPa.Theopeningandclosingofthevalveshallbeobserved.Thevalveshallbeflexibleinrotation,freeofobstruction,andrepeatedtestsshallbeconducted.7.Installpneumaticactuatorofsolenoidvalve.Whendebugging,itshouldfirstusemanualdevicetoadjust(redpressingandtwistingonsolenoidvalve),andthenturnonelectricitytodebug.8.ATpneumaticactuatorshouldberegularlymaintainedandmaintained.Regulardischargeofwater,sewageandundernormalconditions,airwithpneumaticactuatorshouldbecheckedonceeverysixmonthsandrepairedonceayear.
Product characteristics of nylon pneumatic butterfly valve
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Productcharacteristicsofdragonpneumaticbutterflyvalve:1.Usingnylonpinlessbutterflyplate,ithasexcellentantiwearandself-lubrication,anditsoperatingmomentis40%lowerthanthatofordinarypinnedbutterflyvalve.2.Thesealingsurfacehasgoodwearresistance(nylonwearresistanceisseventimesthatofcopper),whichcansignificantlyprolongtheservicelifeofbutterflyvalves.Comparedwithordinarymidlinebutterflyvalves,theservicelifecanbesignificantlyprolongedbythreetimes.3.Nylonmaterialhasnotoxicity,andisanti-bacterialandanti-mildew,whichmeetstherequirementsofenvironmentalprotectionthatpeoplepaymoreandmoreattentionto.4.Nylonhasexcellentalkaliandsaltresistance,weakacidcorrosionresistance,inerttoorganiccompoundsandwideadaptability.5.Advancednon-pinconnectionensurescompleteisolationbetweenmediumandmetal,improvesthereliabilityofproductsandsimplifiesthemaintenanceofbutterflyvalves.6.Thesizeofflangeconnectionbetweenproductandpipelinemeetsthenationalstandardsofexistingbutterflyvalveproducts.
How to Detect a Good Pneumatic Butterfly Valve
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Inthepipelineindustry,pneumaticbutterflyvalveisthemostfamiliarbutnotadevicesystem.Howdoesthequalityoftheproductdeterminethequalityoftheproject?Whatrequirementsdoesagoodqualitypneumaticvalvemeetandhowtotestitsperformance?Inordertoensurethequalityofproducts,themanufacturershouldfirstcarryoutauthoritativetestingontheperformanceoftheproductswhenproducingthetypeandspecificationvalvesrequiredbytheproject.Productqualityinspection:ValveFlowResistanceCoefficientDetection:Valvestoenterthepipelineforwaterdelivery.Theopeningandclosingmomentofthevalveonlykeepsthevalveundernormalworkingpressuretoensurethattheopeningandclosingtimesofthevalvearenormal,tightandcontinuouswhenclosing.Pre-factoryinspection:Internalpressuretestingshouldbecarriedoutwhenthepneumaticvalveisopenandrunning,testingwhetherthevalvebodycanwithstandtheworkingpressurefromthevalve2times.Whetherthevalvecanwithstand1.1timesoftheworkingpressurefrombothsideswhenitisinclosedoperationtoensurethatthevalveiswellsealedandleak-free.
How to prolong the service life and stability of pneumatic ball valves
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Pneumaticballvalvesarewidelyusedinindustryasageneraltypeofvalves.Theyareusedinlargequantitiesandconsumefast.Theyneedtobemaintainedregularlyandreasonablysoastoimproveworkefficiency,savecostandreducemaintenancetime.Howtomakethepneumaticballvalvehavelongerservicelifeandstableperformance?1.Cleanthedebrisandironchipsinthepneumaticvalvewithcleanwaterbeforeuse.2.Whenthepneumaticvalveisclosed,therewillstillbesomeresidualmediainthevalve.Itisnecessarytocutoffthepowersupplyandairsourceandcleanupagain,soastocompletelyreleasethepressureinthevalvebody.3.Valvesgenerallyusesealingmaterialstopreventleakageandwear.Sealingmaterialsneedtobecleanedregularly.4.Thenutsandboltsontheflangeshouldbefixedtightlyinordertopreventtheunevenacceptancebetweentheflangesurfacesfromcausingdamageorruptureofthecushionsurface,leadingtoleakageofthemediumfromthebuttjointofthevalveflange.5.Ifthevalveworksinopenairforalongtime,itmaycausethevalveandpartstorust,whichmaymakethevalveunabletoworknormally.Therefore,maintenanceandtestingareneededtoensurethestableoperationoftheperformance.
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CONTACT US

Quality for survival, reputation for development

Address:

NO.150 Hongrui Road, Wenzhou Economic and Technological Development Zone

E-mail:
admin@wzzt.cn

Service hotline:

0086-577-86938608

0086-577-85988588

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