I-beam feem ntau muab faib ua I-beam zoo tib yam, lub teeb I-beam thiab dav flange I-beam.Raws li qhov siab piv ntawm flange rau lub vev xaib, nws muab faib ua dav, nruab nrab thiab nqaim flange I-beams.Qhov tshwj xeeb ntawm thawj ob yog 10-60, uas yog, qhov sib thooj qhov siab yog 10 cm-60 cm.Nyob rau tib qhov siab, lub teeb I-beam muaj nqaim flange, nyias lub web thiab lub teeb yuag.Dav flange I-beam, tseem hu ua H-beam, yog tus cwj pwm los ntawm ob txhais ceg sib luag thiab tsis muaj kev xav ntawm sab hauv ntawm ob txhais ceg.Nws belongs rau kev lag luam seem hlau thiab dov rau plaub lub siab universal zeb, yog li nws tseem hu ua "universal I-beam".Ordinary I-beam thiab teeb I-beam tau tsim cov qauv hauv tebchaws.