Alloy 400 yog dav siv nyob rau hauv ntau lub teb, tshwj xeeb tshaj yog marine thiab tshuaj ua. Cov kev siv ib txwm yog li qub thiab twj tso kua mis; twj tso kua mis thiab kiv cua shafts; marine fixtures thiab fasteners; cov khoom siv hluav taws xob thiab hluav taws xob; springs; Cov khoom siv tshuaj ua haujlwm; roj av thiab dej tshiab tank; cov roj av tsis zoo, cov hlab ntsha thiab cov kav dej; boiler feedwater rhaub thiab lwm yam kub exchangers; thiab deaerating heaters.