Imibhobho yentsimbi edityanisiweyo iye yaba sisiseko seziseko ezingundoqo zale mihla, ngakumbi kukuhanjiswa kwamanzi kunye neenkqubo zolawulo lwamanzi amdaka. Eyaziwayo ngamandla kunye nokuqina kwayo, le mibhobho yenziwa ukuhlangabezana nemigangatho eyahlukeneyo, kubandakanywa inkcazo ye-ASTM A536, echaza iimfuno zemibhobho yensimbi ye-ductile. Phakathi kwamabakala ahlukeneyo akhoyo, i-K9 grade ductile iipayipi zentsimbi ziphawuleka ngokukodwa kwiipropati zabo eziphuculweyo zemishini, ezenza ukuba zilungele ukusetyenziswa koxinzelelo oluphezulu. Umbhobho we-DN800 we-iron ductile, kunye nobubanzi obuyi-800 millimeters, lukhetho oludumileyo kwiiprojekthi ezinkulu, ezibonelela ngesisombululo esithembekileyo sokuthutha amanzi kunye nolunye ulwelo.
Ukufakwa kwemibhobho yentsimbi kuninzi kakhulu, ukusuka kwiinkqubo zonikezelo lwamanzi zikamasipala ukuya kwizicelo zamashishini. Ukuxhathisa kwabo ku-corrosion kunye nokukwazi ukumelana noxinzelelo oluphezulu kubenza bafaneleke kuzo zombini ezingaphezulu komhlaba kunye nofakelo oluphantsi komhlaba. Ukongezelela, iipayipi zensimbi ze-ductile zihlala zisetyenziselwa kwiinkqubo zokukhusela umlilo, apho ukuthembeka kubaluleke kakhulu. Ukuguquguquka kwale mibhobho kuvumela ukuba isetyenziswe kwiindawo ezahlukeneyo, kubandakanywa imimandla yasezidolophini, iindawo zasemaphandleni, kunye neendawo ezicela umngeni. Njengoko izixeko ziqhubeka nokukhula kwaye iimfuno zeziseko zophuhliso zisanda, imfuno yezisombululo zemibhobho ehlala ixesha elide kunye nesebenzayo njengemibhobho yentsimbi ibaluleke ngakumbi.
Xa kuxoxwa ngohlelo lwebakala lwemibhobho yentsimbi edityanisiweyo, kubalulekile ukuqonda ukubaluleka kwamabanga ahlukeneyo. Ibanga le-K9, umzekelo, lenzelwe ukujongana noxinzelelo oluphezulu xa kuthelekiswa namabanga asezantsi, okwenza ukuba ilungele izicelo apho umngcipheko wokunyuka koxinzelelo uxhaphakile. Ukucaciswa kwemibhobho yentsimbi ye-ductile, kubandakanywa nobukhulu bodonga kunye nobubanzi, kubalulekile ekunqumeni ukusebenza kwabo phantsi kweemeko ezahlukeneyo. Ubudlelwane phakathi kwedayimitha yegama kunye noxinzelelo lukwayingqwalasela ephambili; njengoko ububanzi bunyuka, ukulinganiswa koxinzelelo kufuneka kuhlolwe ngokucophelela ukuze kuqinisekiswe ukunyaniseka kwenkqubo. Olu dlelwane lubaluleke kakhulu kwimibhobho emikhulu, efana ne-DN800 ductile iron pipe, ekufuneka yenziwe ngobunjineli ukuphatha imithwalo ebalulekileyo ye-hydraulic.
Njengoko imfuno yehlabathi ye-ductile iron pipes iqhubeka nokunyuka, iinkampani ezifana neJindalai Steel Company zihamba phambili kwizinto ezintsha kunye nemveliso. Ngokuzibophelela kumgangatho kunye nokuzinza, iJindalai Steel Company izenzele njengenkokeli ekwenzeni imibhobho yentsimbi, ithobela imigangatho yamazwe ngamazwe kunye nezenzo ezilungileyo. Ingqwalasela yenkampani kuphando kunye nophuhliso iqinisekisa ukuba iimveliso zabo ziyahlangabezana neemfuno eziguqukayo zentengiso, ngelixa zikwajongana neenkxalabo zokusingqongileyo. Njengoko iiprojekthi zeziseko ezingundoqo kwihlabathi jikelele zisanda kubeka phambili ukuqina nokusebenza kakuhle, indima yemibhobho yentsimbi yentsimbi, ngakumbi leyo idibana nomgangatho we-A536 kunye neenkcukacha zebakala le-K9, ngokungathandabuzekiyo iya kuhlala ibalulekile ekumiseni ikamva lolawulo lwamanzi kunye neenkqubo zokuhambisa amanzi.
Ukuqukumbela, imibhobho yentsimbi ye-ductile, ngakumbi leyo ihlelwe phantsi kwe-ASTM A536 kunye ne-K9 grade, zizinto ezibalulekileyo kwiziseko ezingundoqo zanamhlanje. Usetyenziso lwabo luthatha uluhlu olubanzi lwamashishini, kwaye ukuqonda iinkcukacha zabo kunye neempawu zokusebenza kubalulekile kwiinjineli kunye nabaphathi beeprojekthi ngokufanayo. Njengoko iinkampani ezifana neJindalai Steel Company ziqhubeka nokusungula kunye nokuvelisa imibhobho yentsimbi ekumgangatho ophezulu, ishishini linokulindela ukubona inkqubela phambili eyomeleza ngakumbi ukuthembeka nokusebenza kakuhle kwezi zinto zibalulekileyo zeziseko zophuhliso.
Ixesha lokuposa: Apr-24-2025