Ukubaluleka kokunamathela ekucacisweni okunembile kwepayipi lensimbi ye-carbon ezisetshenziswa ezimbonini akukwazi ukweqiwa. Lezi zicaciso ziqinisekisa ukuthi izinto ezisetshenziswa ezinhlelweni zokwakha nezokukhiqiza zihlangabezana namazinga adingekayo okuphepha, ukuqina, nokusebenza. Phakathi kwezinhlobo ezahlukene zamapayipi, amapayipi e-carbon steel angenamthungo agqama, ikakhulukazi ekusetshenzisweni kokushisa okuphezulu.
Okunye okucaciswayo kuhlanganisa ipayipi lensimbi le-carbon steel elingenamthungo ukusuka ku-NPS 1 ukuya ku-NPS 48 elinokuqina kwezindonga ngokuhambisana nezinga le-ASME B 36.10M. Lokhu kucaciswa kubalulekile ezimbonini ezidinga amapayipi angakwazi ukumelana nezimo ezimbi kakhulu, njengowoyela negesi, ukukhiqizwa kukagesi, nokucutshungulwa kwamakhemikhali. Ikhono lala mapayipi ukumelana namazinga okushisa aphezulu ngenkathi kugcinwa ubuqotho besakhiwo kubalulekile ekuphepheni nasekusebenzeni kahle kokusebenza kwezimboni.
Imvelo engenamthungo yalokhucarbon steel pipeinikeza inani lezinzuzo. Ngokungafani namapayipi ahlanganisiwe, amapayipi angenamthungo enziwa ngensimbi eyodwa, esusa ubungozi bamaphuzu abuthakathaka angenzeka kumthungo we-weld. Lesi sakhiwo sibenza bafaneleke ngokukhethekile ukugoba, ukugoba kanye nokusebenza okufanayo kokubumba, kanye nokushisela. Amapayipi ensimbi yensimbi engenamthungo ahlukahlukene futhi angasetshenziswa ezinhlelweni ezihlukahlukene, kusukela ekudlulisweni koketshezi kuya ekusekelweni kwesakhiwo kwemishini esindayo.
Umnyombo walo mkhakha yinkampani ezinze eCangzhou, esiFundazweni sase-Hebei, ebilokhu ingumholi wemboni kusukela yasungulwa ngo-1993. Le nkampani ihlanganisa indawo engamamitha-skwele angu-350,000, inempahla ephelele yezigidi ezingu-RMB 680 futhi iqashe cishe abasebenzi abangama-680 abanamakhono. Ingqalasizinda eqinile kanye nabasebenzi abaqinile kwenza inkampani ikhiqize amapayipi ensimbi ensimbi yekhwalithi ephezulu ukuze icacise imininingwane, iqinisekise ukuthi amakhasimende athola imikhiqizo ethembekile ehlangabezana nezidingo zabo zezimboni.
Ukubaluleka kweisheduli yepayipi yensimbi ye-carbonidlulela ngalé kokuthobelana ukuze kuqinisekiswe ukuphila isikhathi eside nokwethembeka kwezinhlelo zezimboni. Lapho amabhizinisi etshala imali ezintweni zekhwalithi ephezulu ezihlangabezana nezicaciso ezimisiwe, awagcini nje ngokuvikela ukusebenza kodwa futhi athuthukisa ukukhiqiza sekukonke. Ukucaciswa okufanele kunganciphisa izindleko zokulungisa, kunciphise ukuphazamiseka kokusebenza, futhi kuthuthukise ukuphepha kwabasebenzi.
Ngaphezu kwalokho, njengoba izimboni zishintsha futhi kuvela izinselelo ezintsha, isidingo sezinto ezithuthukisiwe siyakhula. Amapayipi ensimbi angenamthungo akhiqizwa inkampani eseCangzhou aklanyelwe ukuhlangabezana nalezi zidingo eziguqukayo, ehlinzeka ngezixazululo ezintsha nezithembekile. Ngokunamathela ngokuqinile kuzinga le-ASME B 36.10M, inkampani iqinisekisa ukuthi imikhiqizo yayo ifanele uhla olubanzi lwezinhlelo zokusebenza, kuhlanganise nalezo ezidinga isevisi yezinga lokushisa eliphezulu.
Kafushane, ukubaluleka kokucaciswa kwepayipi lensimbi ye-carbon kuzinhlelo zokusebenza zezimboni akunakunakwa. Lokhu kucaciswa akugcini nje ngokuqinisekisa ikhwalithi nokusebenza kwepayipi, kodwa futhi kudlala indima ebalulekile ekuphepheni nasekusebenzeni kahle kokusebenza kwezimboni. Ngesisekelo esiqinile sokukhiqiza nokuzibophezela kwikhwalithi, inkampani eseCangzhou izoqhubeka nokuhola ekuhlinzekeni ngamapayipi ensimbi ekhabhoni angenamthungo ahlangabezana nezidingo eziqinile zemboni. Njengoba imboni iqhubeka nokukhula, izinto zokwakha ezisezingeni eliphezulu zizoqhubeka nokubamba iqhaza elibalulekile ekuqhubekiseni ukuqamba izinto ezintsha nempumelelo.
Isikhathi sokuthumela: May-19-2025