(1) Igikorwa ciza co gutera Kubera ko hariho ibintu vyose vy’ivyuma vy’ivyuma, rero icuma cera gikomeye cera coroshe gushonga, igikorwa ciza co gutera.
(2) Martensite matrix ishobora kuronswa mu gihe c’ugutera imbere mu buryo bworoshe, ata bushuhe bwinshi, kugira ngo ntihagire ingorane yo gusenyuka bitewe n’ubushuhe bwinshi, akenshi ikeneye gusa gutera umubabaro n’uguvura ubushuhe buke, kugira ngo umuntu aronke ubukonje bukeyi.
(3) Guhangana neza n’ivyuma vyera Bifise ivyuma bisanzwe vyera, birafise ubushobozi bwinshi, ubushobozi bwiza n’ubushobozi bwo kwambara neza. Ivyuma bikomeye vy’ivyuma vy’ivyuma bikoreshwa mu bihe bitandukanye vy’uguhingura inganda, haba mu gutonyanga canke kwumye, vyagaragaye ko bishobora guhangana n’ibintu vyiza. Birabereye kumenya ko kubera ubukene bw’ibikoresho vya nickel n’igiciro gizimvye, ivyuma vyera bikomeye vyera bikoreshwa cane mu guhingura ibikoresho bihambaye vyo kwambara nk’ibizingiti, amasahani n’imirongo y’ugusya, mu gihe ivyuma bisanzwe nk’umupira w’ugusya muri rusangi bitakozwe mu cuma c’ivyuma bikomeye.[2]
