Stainless hlau hluav taws qhov rooj muaj nickel thiab chromium hlau Cheebtsam, uas muaj zog tiv thaiv tshav kub. Nws kuj muaj lub zog muaj zog thiab nkag mus rau hauv qab 900 ℃ siab kub, uas tuaj yeem tiv thaiv kev tawg thiab lwm yam xwm txheej ceev. Stainless hlau fireproof qhov rooj phaj yog ua los ntawm 304 los yog 201 stainless hlau, muaj zog corrosion kuj.