Iiflene zensimbi zibonelela ngokufikelela ngokulula ekucoceni, ukuhlola okanye ukulungiswa. Zihlala zingena kwimilo ejikelezayo kodwa zinokuza ngesikwere nakwiifom zoxande. I-flanges idityaniswe omnye komnye ngokuhlamba kwaye yajoyina inkqubo yokufaka i-welding okanye intambo kwaye yenzelwe imilinganiselo yovavanyo oluthile; I-150lb, i-300lb, 400lb, i-600lb, i-900lb, i-1500lb kunye ne-2500lb.
Izinto ezine-carbon, manganese, phosfurus, selfur, silicon, i-chromium, i-chromium, i-molybdenum kunye ne-dadium kunye neentlobo ezahlukeneyo ezisekwe kwiimilo. I-carbon yentsimbi yentsimbi ye-A105 I-Flonge iluhlobo olukhethekileyo.