国产三辊限动芯棒连轧管机工艺特点及生产中存在问题

摘要

The paper describes the production technology and equipment level of state-made three-roll mandrel mill,makes the detailed analysis of the technology difficulties and the product defects made in the production of Φ159 mandrel mill in one plant in China and puts forward the preventive measures.%介绍了国产三辊连轧管机生产工艺和装备水平,并结合国内某厂Φ159连轧管机组对生产过程中的工艺技术难点和易产生的产品缺陷作了详细分析,提出了预防措施.