Umbhobho wentsimbi wentsimbiluhlobo lwentsimbi ye-iron-carbon alloy nodular cast iron, kunye nohlobo lwentsimbi, ukusebenza kwentsimbi, ukumelana nokugqwesa okugqwesileyo, i-ductility elungileyo, isiphumo esihle sokutywinwa, ukufakwa lula, isetyenziswa ikakhulu kumashishini kamasipala kunye nemigodi yokubonelela ngamanzi, igesi, ioyile njalo njalo. Umbhobho wentsimbi owenziweyo lolona khetho lulungileyo lombhobho wonikezelo lwamanzi, kwaye uneendleko eziphezulu zokusebenza.
Udonga lwangaphakathi lufakwe udaka lwesamente. Xa amanzi atyebileyo kwi-ion ye-magnesium edlula, i-ion ye-magnesium iya kuvelisa i-magnesium iron spinel effect kwaye yenze ifilimu yokugqoka kwisamente, itshabalalise i-colloid emanzini kwaye ivumele i-calcium kunye ne-magnesium ions ukuba igcinwe. Ngoko ke, kunokubonwa ukuba inepropati yokunciphisa ukukhula kwesikali kwaye akulula ukukala. Ngaphezulu kwamaxesha amahlanu ubude kunobomi benkonzo yombhobho oqhelekileyo. Ikakhulu isetyenziselwa ukuthuthwa koxinzelelo lwamanzi kamasipala kunye nonikezelo lwegesi.
Xa kuthelekiswa nombhobho oqhelekileyo, ukusuka kwinqanaba lokujonga umgangatho, umbhobho wentsimbi we-ductile uneenzuzo ezimbini eziphambili, enye yinkonzo yexesha elide, enye inamandla okumelana nokugqwala. Isishwankathelo, oko kukuthi, phantsi kofakelo oluchanekileyo kunye nokwakhiwa komgangatho wamanzi kunye neemeko zenkonzo, ubomi benkonzo yombhobho we-iron ductile unokufikelela kwiminyaka engama-50, kwaye ukugcinwa kukulungele kakhulu. Emva koko kukho ingxaki yexabiso, kukho izinto ezininzi ekufuneka ziqwalaselwe.
Umbhobho wentsimbi luhlobo lombhobho okhuselekileyo nothembekileyo kunikezelo lwamanzi kunye nenkqubo yokuhambisa amanzi kuzo zonke izixeko. I-nodular cast iron pipe ifaneleke kakhulu ukusetyenziswa kwi-elbow, i-tee kunye nokudibanisa i-flange ehambelanayo. Xa kufika ihlobo, umphezulu we-nodular cast iron pipe kulula ukwenza ubumdaka obukhulu kunye ne-grey black sludge layer, eya kwandisa ubunzima bokucoca umbhobho, kwaye ibangele ukuqokelelwa kothuthu kunye nokunyuka kombhobho.
Ixesha lokuposa: Mar-01-2023