Hot-Bosali ya ba tuyaux ya bibende oyo esalemi na rouleau .
Kobongisa tube ya embrion → Kopona mandrin → Kotia langi ya kopakola na likolo ya kati ya tube ya embryon → Kopelisa mpe kopanzana ya diamètre → Traitement ya molunge → Test physique mpe chimique → Kosembola → Kokata Nsuka → Traitement ya surface ya kati mpe ya libanda → Non-Komeka na ndenge ya mabe → Processif ya ba fins cristatives → Processif ya ba fins cristatiques → Processif ya ba fins cristases →
Malili-Kosala ba tuyaux ya bibende oyo esalemi na rouleau .
Chargement → peeling → grinding → Inspection → Chauffage → Piercing → Trimming → Pickling et neutralisation → Konika → Soudure → Lubrification → Dessin froid et roulement froid → Traitement de chaleur ya produit fini → Kosembola → Kokata → Test hydrostatique → Emballage et stockage
Traitement ya tuyau ya acier soudé .
Enroulement → Slitting → Formation → Continuous automatiques → Kokata na forme → Dégraissage → Traitement ya solution → Kosembola → Pickling → Aplatissement → Test ya ba dégâts.