Steel grating, tseem hu ua bar grating los yog hlau grating, yog ib tug qhib daim phiaj sib dhos ntawm cov hlau tuav, nyob rau hauv uas cov bearing tuav, khiav nyob rau hauv ib tug kev taw qhia, yog spaced los ntawm nruj txuas mus hla tuav khiav perpendicular rau lawv los yog bent txuas tuav txuas ntxiv. nruab nrab ntawm lawv, uas yog tsim los tuav cov khoom hnyav nrog qhov hnyav tsawg.Nws yog dav siv hauv pem teb, mezzanines, stair treads, fencing, trench npog thiab txij nkawm platforms hauv factories, rhiav, chav tsav tsheb, trolley raws, hnyav loading cheeb tsam, boiler khoom thiab hnyav khoom cheeb tsam, thiab lwm yam.
