I-5, i-valve yepulaki: ibhekisela ezingxenyeni ezivalayo ku-valve ejikelezayo emise okuka-plunger, ngokuzungezisa okungu-90° ukuze kwenziwe ipulaki ye-valve ekuvulekeni kwesiteshi nokuvuleka komzimba we-valve noma ukuhlukana, ukuze uvule noma ukuvala ivalvu.Ipulaki ingaba yi-cylindrical noma i-conical ngesimo.Umgomo wayo ngokuyisisekelo ufana ne-valve yebhola, i-valve yebhola ithuthukiswa ngesisekelo se-valve yepulaki, isetshenziselwa ukuxhashazwa kwe-oilfield, kodwa futhi isetshenziswa embonini ye-petrochemical.
I-6, i-valve yokuphepha: ibhekisela kumkhumbi wokucindezela, okokusebenza noma ipayipi, njengedivayisi yokuvikela ukucindezela ngokweqile.Lapho ingcindezi ikhuphuka kumpahla, isitsha noma ipayipi idlula inani elivumelekile, ivalvu ivula ngokuzenzakalelayo, bese iphuma ngokugcwele, ukuvimbela okokusebenza, isitsha noma ipayipi kanye nokucindezela ukuqhubeka nokukhuphuka;Lapho ukucindezela kuncishiswa kunani elicacisiwe, i-valve kufanele ivalwe ngokuzenzakalelayo ngesikhathi ukuze kuvikelwe ukusebenza okuphephile kwemishini, isitsha noma ipayipi.

I-Nortech ingomunye wabakhiqizi abahamba phambili bamavalvu ezimbonini e-China abanesitifiketi sekhwalithi ye-ISO9001.

Imikhiqizo emikhulu:I-Butterfly Valve,I-Ball Valve,Ivalve yesango,Hlola Valve,I-Globe Vavlve,I-Y-Strainers,I-Acurator kagesi,Ama-Acurator Womoya.

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