5, valavu ya pulagi: imatanthawuza mbali zotsekera mu valavu yozungulira yozungulira, kupyolera mu 90 ° kuzungulira kuti apangitse pulagi yotsegulira njira ndi kutsegula thupi la valve kapena kupatukana, kutsegula kapena kutseka valve.Pulagi akhoza kukhala cylindrical kapena conical mu mawonekedwe.Mfundo yake ndi yofanana ndi valavu ya mpira, valavu ya mpira imapangidwa pamaziko a valavu ya pulagi, imagwiritsidwa ntchito kwambiri pogwiritsira ntchito mafuta a mafuta, komanso amagwiritsidwa ntchito m'makampani a petrochemical.
6, valavu yachitetezo: imatanthawuza chotengera chopondereza, zida kapena mapaipi, ngati chipangizo choteteza kupsinjika.Pamene kupanikizika kumakwera pazida, chidebe kapena payipi kupitirira mtengo wovomerezeka, valavu imatsegula yokha, ndiyeno imatuluka mokwanira, kuteteza zipangizo, chidebe kapena payipi ndi kupanikizika kumapitirira kukwera;Pamene kupanikizika kumachepetsedwa kufika pamtengo wotchulidwa, valavu iyenera kutsekedwa nthawi yake kuti iteteze chitetezo cha zida, chidebe kapena payipi.

Nortech ndi m'modzi mwa otsogola opanga ma valve ku China omwe ali ndi chiphaso cha ISO9001.

Zogulitsa zazikulu:Valve ya Butterfly,Valve ya Mpira,Chipata cha Chipata,Onani Vavu,Globe Vavlve,Y-Strainers,Electric Acurator,Pneumatic Acurators .

Kuti mumve zambiri, welcom kulumikizana pa:Imelo:sales@nortech-v.com