GW globe valve ndi yoyenera kudula kapena kulumikiza mapaipi apakati mu petroleum, mankhwala, mankhwala, feteleza wamankhwala.
GW valavu yapadziko lonse lapansi ndiyoyenera kudula kapena kulumikiza sing'anga yamapaipi mumafuta, mankhwala, mankhwala, feteleza wamankhwala, mafakitale amagetsi amagetsi ndi zina zogwirira ntchito ndi kuthamanga mwadzina kwa PN1.6 ~ 16MPa ndi kutentha kwa ntchito - 29 ~ 550 ℃.Pali pamanja pamanja, galimoto galimoto, magetsi, pneumatic ndi zina zotero.