Ikoreshwa cyane mubyuma bitagira umwanda nubushyuhe, 304 itanga uburyo bwiza bwo kurwanya ruswa yangiza imiti myinshi hamwe nikirere cyinganda.

304 Umuyoboro wibyuma utagira umuyonga ufite uburyo bwiza cyane kandi ushobora gusudira byoroshye muburyo busanzwe.304 / 304L byemewe bibiri ..