Measures as Taken to Improve Internally-burring of Hi-frequency Straight Welded Tube

Briefed in the article are the inner burr formation of and the burring method for the hi-frequency straight welded tube. The 3 key elements as responsible for the burring quality are analyzed, including the technical level of the burring equipment, the welding quality of the tube as well as the operator competence. Addressing the actual production circumstances, countermeasures are proposed.