Lub kauv welded yeeb nkab yog tsim los ntawm ib tug kauv qub, uas yuav muab faib ua ob hom: up-rolling thiab down-rolling. Muaj peb hom qauv ntawm cov qauv qub ntawm cov kauv welded yeeb nkab:
(1) Lub tes tsho hom kauv qub. Tsuas yog tsim rau kev tsim cov kab me me welded kav. Nws yog tus nqi qis thiab yooj yim rau kev khiav lag luam.
(2) Roller kauv txoj kev ntaus ntawv. Lub yob yav dhau los yog ua raws li txoj cai ua haujlwm ntawm peb-yob dabtsi yog khoov tshuab. Qhov kev sib cuag ntawm qhov qub thiab cov sawb hlau yog dov kev sib txhuam, nrog kev ua haujlwm tsawg, lub neej ntev, thiab yuav luag tsis muaj khawb ntawm qhov khoom.
(3) Mandrel ntsia hlau qub. Qhov qub no yog tsim rau kev tsim cov kab me me, nyias-walled high-zoo kauv welded kav. Txawm li cas los xij, sab hauv ntawm cov yeeb nkab steel yuav raug khawb vim kev sib txhuam.
