Tube mill for carbon steel, GI steel and electronic steel dia: 7-16, 8-30,13-50,16 ... , galvanized steel, stainless steel,etc 3.Some popular models and main technical parameters : ModelKJ12KJ25KJ45KJ60KJ76KJ115KJ165KJ219Diameter of welded tubes7-16mm8-30mm13 ... & Sizing→Bead and burr removing→Cooling & tracking Cutting→Tube run out & Collecting. Tube mill for carbon steel, GI steel and electronic steel