Wide Flange I-beam
Li-beams li arotsoe haholo-holo ka li-I-beams tse tloaelehileng, li-I-beams tse bobebe le li-I-flange tse pharaletseng.Ho ea ka karo-karolelano ea bophahamo ba flange ho web, e arotsoe ka maballo a I-flange a pharaletseng, a mahareng le a moqotetsane.Litlhaloso tse peli tsa pele tsa tlhahiso ke 10-60, ke hore, bophahamo bo lekanang ke 10 cm-60 cm.Ka bophahamo bo tšoanang, I-beam e bobebe e na le li-flange tse moqotetsane, li-web tse tšesaane le boima bo bobebe.I-beam e pharaletseng-flange e boetse e bitsoa H-beam, 'me karolo ea eona ea sefapano e khetholloa ke maoto a bapileng' me ha ho moepa ka lehlakoreng le ka hare la maoto.Ke karolo ea tšepe ea karolo ea moruo, e phuthoang holim'a leloala le phahameng la bokahohleng, kahoo e boetse e bitsoa "beam ea bokahohleng".Li-I-beams tse tloaelehileng le li-light-duty I-beams li fetohile litekanyetso tsa naha.
Ho sa tsotellehe hore na tšepe e bōpehileng joaloka I e tloaelehile kapa e bobebe, hobane boholo ba karolo ea sefapano bo batla bo phahame ebile bo moqotetsane, nako ea inertia ea lilepe tse peli tse kholo tsa karolo ea sefapano e fapane haholo, kahoo e ka sebelisoa ka ho toba feela. bakeng sa ho inama sefofaneng sa tepo ya yona.Likaroloana kapa li li etse hore e be likarolo tse tsamaisang matla tsa mofuta oa lattice.Ha hoa lokela ho sebelisa likarolo tsa axial compression kapa likarolo tse perpendicular ho sefofane sa marang-rang, se boetse se kobehile, e leng se etsang hore sebaka sa kopo ea sona se fokotsehe haholo.Li-I-beams li sebelisoa haholo kahong kapa mehahong e meng ea tšepe.
Li-I-beams tse tloaelehileng le li-I-mabala a bobebe li na le likarolo tse fapaneng tse phahameng le tse moqotetsane, kahoo linako tsa inertia ea lilepe tse peli tse kholo tsa likarolo tse fapaneng li fapane haholo, tse fokotsang boholo ba kopo ea tsona.Tšebeliso ea I-beam e lokela ho khethoa ho ea ka litlhoko tsa litšoantšo tsa moralo.
Khetho ea I-beam moralong oa sebopeho e lokela ho ipapisa le thepa ea eona ea mochini, lisebelisoa tsa lik'hemik'hale, weldability, boholo ba sebopeho, joalo-joalo ho khetha I-beam e loketseng ho sebelisoa.