Nias corrugated steel ntawv (vov vov vov) yog hais txog cov ntawv hlau tsim los ntawm cov ntawv nias txias lossis dov txias. Daim ntawv hlau steel yog ua los ntawm cov xim hlau nplaum, cov ntawv hlau galvanized, cov ntawv qub, cov ntawv anticorrosive steel lossis lwm cov ntawv nyias nyias.
Cov ntawv txheeb ze tau muaj cov yam ntxwv ntawm lub teeb hnyav, lub zog muaj siab, tus nqi qis, kev tsim kho zoo, kev tsim kho kom ceev thiab zoo nkauj.
Cov hlau corrugated yog cov khoom siv hauv tsev zoo, tsuas yog siv rau cov ntawv me me, chaw ua yeeb yam, xws li tshav dav hlau, hom v hom, ib hom tav thiab cov ntse.