Yog li ntawd, stainless hlau lauj tshib yog dav siv nyob rau hauv cov ntawv thov kub siab. A403 WOLBWS tau siv dav los hloov cov kev taw qhia ntawm cov kav dej thiab muaj nyob rau hauv cov kab sib txawv, cov duab thiab ntau thiab tsawg. A403 siv cov tais loj no tuaj yeem muab tau yooj yim tau welded, tab sis cov khoom siv yuav ntsib corrosion vim qhov kev pheej hmoo ntawm kev sib txuam.