I-Rebar ligama eliqhelekileyo leentsimbi zentsimbi eziqengqelekayo.Ibakala lentsimbi yentsimbi eqhelekileyo eshushu-eqengqelekayo libandakanya iHRB kunye neyona ndawo isezantsi yesivuno somgangatho.H, R, no B ngoonobumba bokuqala bamagama amathathu, Hotrolled, Ribbed, and Bars, ngokulandelelanayo....
Funda ngokugqithisileyo