Mofuta o phaphametseng kapa mofuta oa trunnion, boema-kepe bo felletseng kapa boema-kepe bo fokotsang, mofuta o cheselitsoeng ka botlalo kapa mofuta o ka holimo oa ho kena, fumana valve ea hau ea bolo ka mona!NSEN e ka fana ka khokahano ea Flange le Butt Weld joalo ka tlhoko ea hau.Ikutloe u lokolohile ho ikopanya le rona ho etsa valve ea hau!