Ibikoresho bikozwe muri Amerika isanzwe yagutse-flange H-beam hamwe nubunini bwa ASTM A6.Urwego rwicyuma rushobora gutoranywa hagati ya ASTM A572 GR50 / GR60, ASTM A992 cyangwa Q355.Gallvanizing ishyushye yujuje ASTM A123, ISO1461 na AS / NZS4680.Nibyo, twishimiye kandi kuzuza ibindi bipimo byujuje ubuziranenge hamwe nuburinganire bwa HDG butandukanye kubakiriya bacu, kuko ni umuco gakondo yacu guhita twihutira gukemura ibyo abakiriya bakeneye hanyuma tugahita dukora.Ibarura ryigihe kirekire ryisosiyete yibisobanuro rusange biranga WF imirima toni 2000, kugirango byuzuze ibyifuzo byabakiriya byihuse.