1. Valavu ya chipata: Valavu ya chipata ndi valavu yokhala ndi gawo lotseka (chipata) lomwe limayenda motsatira njira yoyima ya mzere wa channel. Imagwiritsidwa ntchito makamaka ngati chodulira mupaipi, kutanthauza kuti, yotseguka kwathunthu kapena yotsekedwa kwathunthu. Kawirikawiri, mavavu a chipata sayenera kugwiritsidwa ntchito kulamulira kayendedwe ka madzi. Ingagwiritsidwe ntchito pa kutentha kochepa kapena kutentha kwambiri komanso kupanikizika, kutengera ndi zinthu za valavu. Koma mavavu a chipata nthawi zambiri sagwiritsidwa ntchito ponyamula matope ndi zinthu zina mupaipi.
Ubwino:
(1) kukana madzi pang'ono;
② Mphamvu yofunikira poyambira ndi kutseka ndi yaying'ono;
(3) Ingagwiritsidwe ntchito pa kayendedwe ka pakati kupita mbali ziwiri za netiweki ya mphete, ndiko kuti, kayendedwe ka sing'anga sikuletsedwa;
(4) ikatsegulidwa kwathunthu, pamwamba pa kutseka kumawonongeka chifukwa cha sing'anga yogwirira ntchito yomwe ndi yaying'ono kuposa valavu yoyimitsa;
Kapangidwe ka mawonekedwe ake ndi kosavuta, ukadaulo wabwino wopanga;
Kutalika kwa kapangidwe kake ndi kochepa.
Zoyipa:
(1) Kukula ndi kutalika kwa kutsegula ndi kwakukulu, malo ofunikira oyikapo ndi akulunso;
(2) potsegula ndi kutseka, pamwamba pa kutseka pali kukangana kwakukulu, kutayika kwa kukangana kumakhala kwakukulu, ndipo kumakhala kosavuta kuyambitsa kukwiya pa kutentha kwakukulu;
(3) Valavu ya chipata chachikulu ili ndi malo awiri otsekera, zomwe zimapangitsa kuti kukonza, kupera ndi kukonza kukhale kovuta;
④ Nthawi yayitali yotsegulira ndi kutseka.

Nortech ndi m'modzi mwa opanga ma valve otsogola ku China omwe ali ndi satifiketi ya ISO9001 yapamwamba.

Zinthu zazikulu:Valavu ya Gulugufe,Valavu ya Mpira,Valavu ya Chipata,Valavu Yowunikira,Globe Vavlve,Zipangizo za Y,Chotsukira Magetsi,Zipangizo zoyezera mpweya (Pneumatic Acurators).

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