I-Angle steel yintsimbi ye-carbon structural yokwakhiwa.Licandelo elilula lentsimbi yecandelo.Isetyenziselwa ikakhulu kumacandelo esinyithi kunye nesakhelo seworkshop.Kuyafuneka ukuba ube ne-weldability elungileyo, ukuguqulwa kweplastiki kunye namandla omatshini osetyenziswayo.