Uma kukhulunywa ngokwakha kanye nezinhlelo zokusebenza zesakhiwo, ukukhetha okubonakalayo kubalulekile ukuqinisekisa ukuphepha, ukuqina nokusebenza. Impahla eyodwa ehlonishwa kakhulu embonini I-ASTM A252 Ibanga 3 lensimbi. Lokhu kucaciswa kubaluleke kakhulu ekwakheni izinqwaba zepayipi ezisekelweni ezijulile, kubenza babe yingxenye ebalulekile kumaphrojekthi wokwakha ahlukahlukene.
I-ASTM A252 ingukucaciswa okujwayelekile okuthuthukiswa yi-American Society yokuhlola kanye nezinto zokwakha (ASTM) ezichaza izidingo ze-welded futhi zingenamthungoipayipi lensimbiizinqwaba. Ibanga 3 libanga eliphakeme kakhulu kulokhu okucacisiwe, elinamandla okuthengwa kwesivuno esingu-50 000 psi (345 MPA). Lokhu kwenza kube kuhle ngezicelo ezidinga amandla aphezulu okulayisha kanye nokumelana noshintsho.
Enye yezinzuzo eziphambili ze-ASTM A252 Ibanga 3 yi-Waldini yayo enhle, evumela ukufakwa okusebenzayo nokufakwa. Ukwakheka kwamakhemikhali kwale nsimbi kufaka phakathi izinto ezinjengekhabhoni, i-manganese kanye ne-silicon, ezinomthelela emandleni nasekuqineni kwalo. Ngaphezu kwalokho, okubonakalayo kungakwazi ukumelana nezimo zemvelo ezinzima, okwenza kube lula ukusetshenziswa kwasolwandle nakwezinye izinselelo ezinzima.
Eqinisweni, i-ASTM A252 Ibanga 3 ivame ukusetshenziselwa ukwakhiwa kwamabhuloho, izakhiwo, namanye amaphrojekthi wengqalasizinda adinga izisekelo ezijulile. Amandla awo okuxhasa imithwalo esindayo ngenkathi egcina ubuqotho bezinhlekelele bubalulekile ekufeni okude nokuphepha kwalezi zinhlaka.
Ngokufigqiwe,I-ASTM A252 Ibanga 3Insimbi iyisitatimende esibalulekile embonini yezokwakha, ukuhlinzeka amandla nokuqina okudingekayo kwizicelo ezijulile zesisekelo. Ukuqonda izici zalo kanye nezinzuzo kungasiza onjiniyela kanye nosonkontileka ukuba bathathe izinqumo ezinolwazi lapho bekhetha izinto zokwakha amaphrojekthi abo, okuholela ezinhlanganweni eziphephile, ezithembekile.
Isikhathi Seposi: Nov-23-2024