Hlau kaum

Cov ces kaum steel yog hom yooj yim tshaj plaws ntawm yob-tsim steel. Lawv raug tsim los ntawm kev khoov ib lub kaum sab xis hauv ib daim hlau.
Lub kaum sab xis steel yog 'L' zoo li tus, feem ntau hom Steel Angles yog ntawm 90 degree kaum. Cov ceg ntawm "L" tuaj yeem sib npaug lossis tsis sib npaug ntawm qhov ntev. Lub kaum sab xis steel yog siv rau ntau lub hom phiaj hauv ntau qhov kev lag luam. Framing yog ib qho ntawm feem ntau siv rau cov ces kaum steel, tab sis nws kuj yog siv rau brackets, trim, reinforcements, thiab ntau lwm yam kev siv.