Ipayipi elingenamthungo elimelana nokushisa okuphezulu

Ukumelana nezinga lokushisa eliphezuluipayipi elingenamthungo

Ukumelana nokushisa okuphezulu kwe-oxidation.Inamandla okushisa aphezulu, ukumelana ne-oxidation, ukumelana ne-carburization, ukumelana ne-asidi eqinile, ukumelana ne-alkali, amandla okudonsa kanye nokumelana nokugqoka.Ukuphakama kokuqukethwe kwekhabhoni ye-elemental carbon, enomthelela ekusebenzeni kwamapayipi ensimbi engagqwali amelana nezinga lokushisa eliphezulu, kuyanda ukuqina, kodwa kuba kubi kakhulu ukuqina kwawo kwepulasitiki nokuqina.Isibabule siwukungcola okuyingozi ensimbi.Izinsimbi ezinokuqukethwe okuphezulu kwesulfure zijwayele ukuba brittleness ngesikhathi sokucubungula ingcindezi emazingeni okushisa aphezulu, okuvame ukubizwa ngokuthi i-hot brittleness.I-Phosphorus inganciphisa kakhulu ipulasitiki nokuqina kwensimbi, ikakhulukazi emazingeni okushisa aphansi.Lesi simo sibizwa ngokuthi i-cold brittleness.Ensimbi yekhwalithi ephezulu, isulfure ne-phosphorus kufanele ilawulwe ngokuqinile.Kodwa-ke, kusukela kwesinye isici, insimbi ephansi ye-carbon iqukethe isulfure ephezulu ne-phosphorus, engenza kube lula ukusika, okuzuzisa ukuthuthukisa amandla ensimbi.I-Manganese ingathuthukisa amandla ensimbi, yenza buthaka futhi iqede imiphumela emibi yesibabule, futhi ithuthukise ukuqina kwensimbi.Insimbi ephezulu ye-alloy (insimbi ephezulu ye-manganese) enokuqukethwe okuphezulu kwe-manganese inokumelana okuhle nokugqokwa nezinye izinto ezibonakalayo.ukusebenza.Imikhiqizo yamapayipi ensimbi engagqwali elwa namagciwane kanye nezinga lokushisa eliphezulu evele eminyakeni yamuva iyizithandwa ezintsha zomndeni wensimbi engagqwali.Yenziwa ngokungeza ezinye izinto ezilwa namagciwane njengethusi nesiliva ensimbi engagqwali ngemva kokwelashwa okukhethekile.Lesi sakhiwo esihle kakhulu sokuzihlanza kwe-antibacterial sibonisa ukuthi amathuba okusebenza kwawo abanzi kakhulu.

 


Isikhathi sokuthumela: Mar-31-2020