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.

• 从内毛刺清除装置的装备水平,高频直缝焊管的成型焊接质量,操作人员的技术水平等3个方面入手,分析了影响内毛刺清除质量的因素。