✧ Kufotokozera
Vavu yolumikizira ndi gawo lofunikira lomwe limagwiritsidwa ntchito pa manifold amphamvu kwambiri pokonza simenti ndi kuswana m'munda wamafuta komanso loyenera kuwongolera madzi ofanana ndi amphamvu kwambiri. Ili ndi kapangidwe kakang'ono, kukonza kosavuta, mphamvu yaying'ono, kutsegula mwachangu komanso kugwiritsa ntchito kosavuta, valavu yolumikizira ndi yoyenera kugwiritsa ntchito manifold olumikizira simenti ndi kuswana.
Ponena za ntchito, valavu yolumikizira imatha kuyendetsedwa pamanja, ndi hydraulic, kapena ndi magetsi, zomwe zimapangitsa kuti ikhale yosavuta kukwaniritsa zosowa zinazake zowongolera ndi zodziyimira pawokha. Pa ntchito yamanja, valavuyo ili ndi gudumu lamanja kapena lever yomwe imalola kusintha kosavuta komanso kolondola kwa malo a pulagi. Pa ntchito yodziyimira pawokha, valavuyo imatha kukhala ndi ma actuator omwe amayankha zizindikiro kuchokera ku dongosolo lowongolera, zomwe zimathandiza kuti ntchito yakutali igwire ntchito komanso kuwongolera bwino kayendedwe ka madzi.
✧ Mfundo ndi Makhalidwe Ogwirira Ntchito
Valavu yolumikizira imakhala ndi thupi la valve, chivundikiro cha pulagi, pulagi ndi zina zotero.
Valavu yolumikizira imapezeka ndi njira yolowera ndi yotulukira ya union 1502 (imapezekanso ngati kasitomala akufuna). Khoma lamkati la thupi la silinda ndi zigawo zam'mbali zimagwira ntchito limodzi ndi zigawo zosindikizira za rabara kuti zipereke chitseko.
Kutseka kwachitsulo ndi chitsulo kulipo pakati pa zigawo zam'mbali ndi pulagi ya silinda, yokhala ndi kulondola kwakukulu komanso kudalirika.
Dziwani: valavu imatha kutsegulidwa kapena kutsekedwa mosavuta ngakhale ikapanikizika kwambiri ndi 10000psi.
✧ Zofotokozera
| Muyezo | API Spec 6A |
| Kukula kwa dzina | 1" 2" 3" |
| Kupanikizika kwa Mtengo | 5000PSI mpaka 15000PSI |
| Mulingo wofotokozera za kupanga | NACE MR 0175 |
| Mulingo wa kutentha | KU |
| Mulingo wazinthu | AA-HH |
| Mulingo wofotokozera | PSL1-4 |
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Valavu yogwira ntchito komanso yodalirika ya API6A swaco choke
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Gulu Lowongolera la Wellhead la Valve Yoteteza Pamwamba
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Valavu yotetezera ya API 6A flapper yotetezeka komanso yodalirika
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Valavu yowunikira dart ya API 6A Yabwino Kwambiri
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Valavu ya pulagi ya hayidiroliki
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Ma valve a chipata cha PFFA a zida zapamwamba zamafuta












