Boleng bo ka tšeptjoang le boemo bo botle ba lintlha tsa mokitlane ke melao-motheo ea rona, e tla re thusa ho ba maemong a holimo. Ho khomarela molao-motheo oa "boleng ba pele, moreki ea phahameng" bakeng sa Moetsi oa No Lutla Welded Flow Fluid Fluid Stop Worm Gear Triple Eccentric Metal Hard SealButt Welded Butterfly Valve, Hona joale re romelletse linaheng le libakeng tse fetang 40, tse fumaneng botumo bo botle haholo ho tsoa ho bareki ba rona hohle lefatšeng lohle.
Boleng bo ka tšeptjoang le boemo bo botle ba lintlha tsa mokitlane ke melao-motheo ea rona, e tla re thusa ho ba maemong a holimo. Ho latela molao-motheo oa "boleng pele, moreki ea phahameng" bakeng saButt Welded Butterfly Valve,Metal Hard Seal Butterfly Valve,Triple Eccentric Butterfly Valve , ka lebaka la k'hamphani ea rona e 'nile ea phehella khopolo ea tsamaiso ea "Ho Pholoha ka Boleng, Nts'etsopele ka Tšebeletso, Molemo ka Botumo" . Re hlokomela ka botlalo boemo bo botle ba mokoloto, thepa ea boleng bo holimo, theko e tlase le lits'ebeletso tse nang le boiphihlelo ke lebaka leo bareki ba re khethileng hore re be balekane ba bona ba nako e telele ba khoebo.
Lethathamo la lintho tse ka sehloohong
| Likarolo | Lintho tse bonahalang |
| 'Mele | tšepe e entsoeng ka tšepe, tšepe ea ductile, |
| Setulo | EPDM, NBR,VITON, PTFE |
| Diski | nickel ductile iron, AI bronze, tšepe e sa hloekang |
| Letsoako | tšepe ea carbon, tšepe e sa hloekang |
| Bushing | PTFE |
| "O" lesale | PTFE |
| Pin | ts'epe e sa beng le mabali |
| Senotlolo | ts'epe e sa beng le mabali |