I-9Cr18 kunye ne-440C zombini ziintlobo zentsimbi engagqwali ye-martensitic, oko kuthetha ukuba zombini ziqiniswe kunyango lobushushu kwaye zaziwa ngamandla azo aphezulu kunye nokumelana nokugqwala.
9Cr18 kunye440CZikwicandelo leentsimbi ezingenasici ze-martensitic, ezidume ngokuqina kwazo okugqwesileyo kunye nokumelana nokuguguleka emva kokucima, nto leyo ezenza zifaneleke ukusetyenziswa xa ziguguleka kakhulu. Zombini ezi zinto zinokufikelela kumanqanaba obunzima be-HRC60° nangaphezulu emva konyango lobushushu. I-9Cr18 ibonakaliswa ngumxholo wayo ophezulu wekhabhoni kunye ne-chromium, nto leyo eyenza ukuba ilungele ukuvelisa izinto eziguguleka kakhulu, imithwalo enzima, kunye neendawo ezingonakalisiyo, ezifana neendawo zevalvu yokulawula ngokuzenzekelayo. Nangona kunjalo, ichaphazeleka yi-oxidation xa ivezwa emanzini okanye kumphunga wamanzi, nto leyo ebangela ukuba isetyenziswe kwiindawo apho ukudibana nokufuma kuncitshiswa khona.
Umahluko kwimilo yeekhemikhali
| Ibanga | C | Cr | Mn | Si | P | S | Ni | Mo |
| 9Cr18 | 0.95-1.2 | 17.0-19.0 | 1.0 | 1.0 | 0.035 | 0.030 | 0.60 | 0.75 |
| 440C | 0.95-1.2 | 16.0-18.0 | 1.0 | 1.0 | 0.040 | 0.030 | 0.60 | 0.75 |
Isishwankathelo,Intsimbi engagqwaliyo engama-440CNgokwesiqhelo inika ubulukhuni obuphezulu kunye nokumelana nokugqwala okungcono kancinci xa kuthelekiswa ne-9Cr18, kodwa zombini ezi zinto zifanelekile kwiindidi ezahlukeneyo zezicelo apho ukusebenza okuphezulu kunye nokuqina kubalulekile.
Ixesha lokuthumela: Epreli-02-2024