Kmtbcr28 icyuma-icyuma cyambara inkokora
Isi idasanzwe ihanamye, chromium ndende hamwe nizindi mbuga zirwanya ibyuma bisuye, kugirango uburwenutsi buba ari byiza gusa kugirango tubone ubunini bwa HRC 40. KMTBCR28 BEBETITAL IHURIRO RY'INGENZI RUGARAGARA-RUGARAGAZA CYANE kuva mu mpera za 1990 .} kmtbccr, ariko kandi iharanira kurwanya inkongi Ubwikorezi .
