Chiyambi cha valavu ya gulugufe yamagetsi yozungulira

The gulugufe wopangidwa ndi magetsi Valavu imapangidwa ndi thupi la valavu, mbale ya gulugufe, mphete yotsekera, njira yotumizira ndi zigawo zina zazikulu. Kapangidwe kake kamagwiritsa ntchito kapangidwe ka mfundo zitatu-dimensional eccentric, chisindikizo cholimba ndi ukadaulo wolimba komanso wofewa wogwirizira chisindikizo cha multi-layer, kotero kuti valavu ya gulugufe ikugwira ntchito, imachepetsa mphamvu yake ya torque, kuti ikwaniritse ntchito yopulumutsa ndalama, komanso isunge mphamvu. Potero kuonetsetsa kuti kukana dzimbiri konse. Kukana kutentha kwambiri. , kudalirika kwa anti-degradation. Kutengera kuyambitsidwa kwa ukadaulo wapamwamba wakunja, mankhwalawa amagwiritsa ntchito mphete yolondola yotsekera yolimba yooneka ngati J komanso kapangidwe kachitsulo cholimba cha multi-layer, chomwe chimagwiritsidwa ntchito kwambiri mu kutentha kwapakati ≤425℃ golide, mphamvu zamagetsi, mafakitale a petrochemical, madzi ndi ngalande komanso zomangamanga za m'matauni ndi mapaipi ena amafakitale kuti azilamulira kuyenda ndi kunyamula thupi lamagetsi.

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Valavu imagwiritsa ntchito kapangidwe kake katatu kosiyana, mpando wa valavu ndi pamwamba pake potseka mbale zimapangidwa ndi kuuma kosiyanasiyana ndi chitsulo chosapanga dzimbiri, ndi kukana dzimbiri bwino, moyo wautali, ntchito yotseka ya valavu yankhondo, chinthucho chikugwirizana ndi muyezo wa ***GB/T13927-92 valve pressure test standard. Valavu imagwiritsa ntchito kapangidwe kake katatu kosiyana kotseka, mpando wa valavu ndi mbale ya gulugufe sizimawonongeka, ndi ntchito yotseka yolimba kwambiri; Mphete yotseka imapangidwa ndi chitsulo chosapanga dzimbiri, yokhala ndi ubwino wowirikiza wa chitsulo cholimba ndi chisindikizo chotanuka, mosasamala kanthu za kutentha kochepa ndi kutentha kwakukulu, ili ndi magwiridwe antchito abwino kwambiri otseka, kukana dzimbiri, moyo wautali ndi zina; Malo otseka mbaleyo ali ndi carbide yopangidwa ndi simenti ya cobalt, yomwe imapirira kutopa ndipo imakhala ndi moyo wautali. Mbale yayikulu imagwiritsa ntchito kapangidwe ka chimango chokulungidwa, mphamvu yayikulu, malo othamanga kwambiri komanso kukana pang'ono kwa kuyenda; Valavu ili ndi ntchito yotseka mbali zonse ziwiri, kuyika sikungolekeredwa ndi njira yoyendera ya sing'anga, kapena kukhudzidwa ndi malo ozungulira, ikhoza kuyikidwa mbali iliyonse; Chipangizo choyendetsera galimoto chikhoza kuyikidwa m'malo osiyanasiyana (90° kapena 180° kuzungulira) kuti chigwiritsidwe ntchito mosavuta.

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Makhalidwe akuluakulu a ntchito

Kagwiritsidwe ntchito kakang'ono komanso kopepuka, kosinthasintha, kopulumutsa ndalama, kosavuta;

Kusindikiza kodalirika, kumatha kutseka mpweya popanda kutayikira;

Mfundo ya magawo atatu imagwiritsidwa ntchito kuti pamwamba pa kutseka pakhale pafupifupi kutayika konse ndikuwonjezera moyo wa ntchito ya valavu.

Ntchito zosiyanasiyana. Monga: zingagwiritsidwe ntchito pa madzi, nthunzi, mafuta, mpweya, gasi ndi zina zotero.

Imagwira ntchito pa kutentha kosiyanasiyana ndi milingo yotsika pansi pa 6.4MPa, kukana dzimbiri ndi mapaipi ena apakatikati


Nthawi yotumizira: Okutobala-30-2023