hat
1. Kontini frèt kalite woule, ki se aplikab a epesè nan dyamèt 3-5mm ak enteryè ki gen plis pase 20mm ak dyamèt deyò nan mwens pase 800mm.
eng
1. Continuous cold rolling type, which is applicable to thickness of 3-5mm and inner diameter of more than 20mm and outer diameter of less than 800mm.