Imiyoboro ya Aluminiyumu Ibyuma Byashimangiwe (ACSR), bizwi kandi nka Bare aluminium, ni imwe mu zikoreshwa cyane mu kohereza. Kiyobora igizwe nigice kimwe cyangwa byinshi byinsinga za aluminiyumu zometse hejuru yingufu zicyuma zishobora kuba imwe cyangwa imirongo myinshi bitewe nibisabwa. Hashobora kubaho uburyo butandukanye bwo guhuza Al hamwe nicyuma gitanga inguzanyo kugirango ubone ubushobozi bwo gutwara ibintu hamwe nimbaraga za mashini zo gusaba.
Imiterere: 1.Umuyobozi wa Aluminium ; 2.Icyuma Cyongerewe imbaraga ; 3.Bare.
Bisanzwe: IEC, BS, ASTM, CAN-CSA, DIN, IS, AS hamwe nibipimo ngenderwaho byigihugu ndetse n’amahanga.