Iivalvu zebhabhathane zisapho lweevalvu zentshukumo ezijikelezayo zekota ezisetyenziswa kwimibhobho, kukho iintlobo ezininzi zeevalvu zebhabhathane. Ngokwesiqhelo, iintlobo ezahlukeneyo zeevalvu zebhabhathane zihlulwahlulwa ngokwemiqhagamshelo, izixhobo,uhlobo lwesakhiwo, inkqubo yokuvelisa, njalo njalo.I-ZFA ngomnye wabavelisi abadumileyo beevalvu zebhabhathane ze-wafer, abavelisi beevalvu zebhabhathane ze-flange, kunye nabavelisi beevalvu zebhabhathane ze-lug eTshayina.
Iintlobo zeevalvu zebhabhathane ngokweConnection, ziintlobo ezine.
1.Ivalvu yebhabhathane yeWafer
2.Ivalvu yebhabhathane yeFlange
4.Ivalvu yebhabhathane yecandelo le-U
5. Ivalvu yebhabhathane yokuwelda
Iintlobo zeevalvu zebhabhathane ngokwezinto zomzimba weevalvu zingaphantsi kweentlobo ezintlanu.
1. Ivalvu yebhabhathane yentsimbi ethambileyo
2. Ivalvu yebhabhathane yentsimbi yekhabhoni
3. Ivalvu yebhabhathane yentsimbi engenasici
4. Ivalvu yebhabhathane yentsimbi engagqwaliyo yesidlo sangokuhlwa
5. Ivalvu yebhabhathane yebrass
Iintlobo zeevalvu zebhabhathane ngokwenkqubo yokuvelisa imizimba yeevalvu zingaphantsi kweentlobo ezintathu
1. Ivalvu yebhabhathane ephoswayo
2. Ivalvu yebhabhathane yokuwelda
3. Ivalvu yebhabhathane eqingqiweyo
Ukuphosa
Ukuwelda
Ukubumba
Iintlobo ngokwemo yesakhiwo, zingaphantsi kweentlobo ezimbini.
1.Ivalvu yeButterfly esembindini
a. Iingenelo: Isakhiwo esilula kwaye kulula ukusenza, sinoqoqosho;
b. Iingxaki: Ipleyiti yebhabhathane kunye nesihlalo sevalvu zihlala zikwimeko yokukhuhla nokukrwela, umgama wokuxhathisa mkhulu kwaye ukuguguleka kuyakhawuleza.
c. Izicelo: Isetyenziswa kakhulu kwiindawo ezininzi ezifana nepetroleum, iikhemikhali, i-metallurgy, kunye namandla ombane ngamanzi.
2.Ivalvu yebhabhathane engaqhelekanga
a. Iingenelo: Yima ubushushu obuphezulu kunye noxinzelelo, Yandisa ubomi besihlalo sevalvu
b. Iingxaki: Zibiza kakhulu kwaye zinzima kakhulu ukuzenza
c. Izicelo: Isetyenziswa kakhulu kwinkqubo yokuhambisa amanzi kunye nemibhobho yokuhambisa amanzi, amanzi amdaka, ulwakhiwo, ipetroli, iikhemikhali, ilaphu elilula, ukwenza iphepha, umbane wamanzi, isinyithi, amandla, kunye nezinye iiprojekthi.
Makhe sihlalutye imigaqo efanelekileyo kunye nembali yophuhliso lwevalvu yebhabhathane iCenterline kunye nevalvu yebhabhathane engaqhelekanga ngokweenkcukacha.
Ivalvu yebhabhathane esembindini ibonakaliswa sisiziko se-stem axis, isiziko seplate yebhabhathane, kunye nesiziko somzimba kwindawo efanayo, njengevalvu ye-centerline eqhelekileyo. Ivalvu yebhabhathane egxile kakhulu, idla ngokuqala kubukhulu be-DN50 ukuya kwi-DN2200, Ukutywinwa kwevalvu yebhabhathane esembindini kuthambile, ngoko ke yivalvu enobushushu obuphantsi kwaye iphantsi koxinzelelo. Ivalvu yebhabhathane yentsimbi ethambileyo yenye yeevalvu zebhabhathane ezigxile kakhulu.
Uxinzelelo: DN
Ubushushu: Ngokwezinto zokutywina, Umzekelo, i-NBR, Ubushushu obuphezulu: 100℃, i-EPDM, Ubushushu obuphezulu: 150℃; i-FRM, Ubushushu obuphezulu: 200℃; i-SBR, Ubushushu obuphezulu: 100℃; i-CR, Ubushushu obuphezulu: 100℃; i-NR, Ubushushu obuphezulu: 70℃; i-HR, Ubushushu obuphezulu: 100℃; i-UR, Ubushushu obuphezulu: 40℃.
Kwivalvu yebhabhathane engaqhelekanga, zintathu iintlobo zazo
a. Ivalvu yebhabhathane eNye eSinye eSingqalileyo
b. Ivalvu yebhabhathane engaqhelekanga kabini
Imbali yohlobo lwevalvu yebhabhathane engaqhelekanga
Ivalvu yebhabhathane enye engaqhelekanga luhlobo lwevalvu yebhabhathane eyenzelwe ukusombulula ingxaki yokucinezela ipleyiti yebhabhathane kunye nesihlalo sevalvu kwivalvu yebhabhathane yomgca ophakathi. I-stem axis iyaphambuka embindini wevalvu yebhabhathane ukuze isiphelo esisezantsi sevalvu yebhabhathane singabi yi-axis yokujikeleza, esasazeke kwaye inciphise ukucinezelwa kwenguqu kwesiphelo esiphezulu nesisezantsi sepleyiti yebhabhathane kunye nesihlalo sevalvu.
Ivalvu yebhabhathane ephindwe kabini yenye yeentlobo zeevalvu zebhabhathane, i-stem axis isuka embindini weplate yebhabhathane nakwiziko lomzimba. Isiphumo sokungaguquguquki kabini senza iplate yebhabhathane iphume ngokukhawuleza esihlalweni emva kokuba ivalvu ivuliwe, nto leyo enceda ekupheliseni ukuxinana nokukrwela kakhulu phakathi kweplate yebhabhathane nesihlalo kwaye iphucula ubomi besihlalo. Ukunciphisa okukhulu kokukrwela kwenza kube nokwenzeka ukusebenzisa izihlalo zesinyithi kwiivalvu zebhabhathane eziphindwe kabini, ezinokusetyenziswa kwizicelo zobushushu obuphezulu.
Ivalvu yebhabhathane engaqhelekanga kathathu luhlobo lwevalvu yebhabhathane, yokuphambuka kwindawo ye-stem axis ngaxeshanye, okwenza i-axis ekhonkrithi yomphezulu wokutywina ipleyiti yebhabhathane iphambuke kwi-axis yesilinda yomzimba, umphezulu wokutywina wepleyiti yebhabhathane uyi-elliptical, imilo yomphezulu wokutywina ngoko ke ayilingani, elinye icala lithambekele kumgca ophakathi womzimba, elinye icala lihambelana nomgca ophakathi womzimba.Iivalvu ezintathu zebhabhathane ezingaqhelekanga ziguqula ngokusisiseko umphezulu wokutywina, akusekho ukutywina kwindawo ethile, kodwa ukutywina kwe-torsion, kuxhomekeke kumphezulu wokuqhagamshela wesihlalo sevalvu ukufezekisa isiphumo sokutywina, kusonjululwa ingxaki yokungavuzi mpela kwesihlalo sevalvu yesinyithi. Ekubeni uxinzelelo lomphezulu wokuqhagamshela kunye noxinzelelo oluphakathi zilingana, ikwasombulula ingxaki yoxinzelelo oluphezulu kunye nobushushu obuphezulu, kwaye ivalvu yebhabhathane isetyenziswa kakhulu.
Iinkcukacha ezithe vetshe
1.Isikhokelo soKhetho lweeValve zeButterfly zoMbane kunye nolwazi oluSisiseko
2.Intshayelelo yeValve yeButterfly ye-API 609
3.Ivalvu yeButterfly yePTFE Lining
4.Isikhokelo sokukhetha iValve yeButterfly yohlobo lweWafer
5.Isikhokelo sokukhetha iiValve zeButterfly zeNtsimbi engaGciniyo