Ya dace musamman don farantin malam buɗe ido na bawul mai girma da za a saka a cikin diamita na bututun.A cikin tashar cylindrical bawul bawul, diski a kusa da axis na juyi, jujjuyawar Angle tsakanin 0 ° ~ 90 °, juyawa zuwa 90 °, bawul ɗin yana da cikakkiyar yanayin buɗewa.Tsarinsa yana da sauƙi, ƙananan farashi, kewayon daidaitacce yana da girma.
Butterfly bawul hatimin roba ne a matsayin tsaka-tsaki, ya yi nisa da rabin ball bawul, ball bawul, ƙofar bawul karfe wuya sealing yi.Half ball bawul bayan dogon lokaci amfani, wurin zama kuma samar da burbushi na lalacewa, shi za a ci gaba da amfani, ta hanyar daidaita kara da shiryawa a cikin aiwatar da budewa da kuma rufe bawul kara kawai juya 90 °, akwai alamun yayyo, matsawa shiryawa gland bolts sake kadan, shiryawa za a iya gane ba tare da yayyo, yayin da sauran shi ne har yanzu karamin yayyo bawul karfi, babban leaks a cikin bawul.
Akwai kwatanta da malam buɗe ido bawul ne uku eccentric karfe wuya hatimi malam buɗe ido bawul, bawul jiki da wurin zama na hade aka gyara, wurin zama sealing surface Layer surfacing waldi zazzabi, lalata resistant gami abu.Multi-Layer taushi tari sealing zobe gyarawa a kan bawul farantin, wannan malam buɗe ido idan aka kwatanta da gargajiya malam buɗe ido bawul yana da high zafin jiki juriya, haske aiki, babu gogayya bude da kuma rufe, rufe tare da karfin juyi na watsa inji don rama domin sealing, inganta aikin rufewa na bawul ɗin malam buɗe ido da tsawaita fa'idodin rayuwar sabis.

Nortech yana ɗaya daga cikin manyan masana'antun bawul ɗin masana'antu a China tare da ingantaccen takaddun shaida ISO9001.

Manyan samfura:Butterfly Valve,Ƙwallon Ƙwallon Ƙasa,Gate Valve,Duba Valve,Globe Vavlve,Y-Strainers,Lantarki Acurator,Acurators na Pneumatic .