Feem ntau muab faib ua ob hom, uas yog 304 stainless hlau thiab 316 stainless hlau. Feem ntau ntawm cov nqus dej ntawm lub lag luam siv 304 stainless hlau. Qhov no yog cov khoom siv dav siv khoom noj khoom haus-qib steel, thiab nws cov kev ua haujlwm corrosion, kub tsis kam thiab tsis tshua muaj zog kub kuj tseem muaj qhov nqus tau hluav taws. Lub 316 stainless hlau muaj qhov tshwj xeeb Mo khoom ntxiv rau cov hlau, thiab nws tus nqi yog ntau dua li ntawm 304 stainless hlau. Nws txoj kev txhim kho corrosion, atmospheric corrosion tsis kam thiab siab kub lub zog yog qhov zoo dua, thiab nws tuaj yeem tiv taus kev ua haujlwm hnyav thiab kev ua haujlwm.
