Cov qauv hlau ntawm lub qhov rooj hluav taws steel tuaj yeem ua kom ntseeg tau tias nws tsis yooj yim rau kev sib tsoo thiab deform, thiab tsis yooj yim rau kev puas tsuaj los ntawm sab nraud quab yuam, thiab tuaj yeem siv tau ntev ntev yam tsis muaj kev hloov. Nyob rau hauv lub premise ntawm kom ntseeg tau cov fireproof nyhuv, steel hluav taws qhov rooj muaj cov yam ntxwv ntawm ib puag ncig tiv thaiv thiab durability.