摘要
分析了包钢钢联股份有限公司无缝钢管厂Φ400mm自动轧管机组二次穿孔机改造后钢管壁厚精度的改善情况,分析结果表明,采取加长轧辊长度和顶头辗轧带长度等措施,有利于提高钢管的壁厚精度。
Analyzed in the paper is the tube wall thickness accuracy improvement as a result of modification of the second-piercing mill of the Φ400 mm plug pipe plant located at the seamless steel tube plant of Baogang I & S United Corp. It is concluded that taking such actions as increasing both the roll length and plug rolling zone will be helpful in heightening wall thickness accuracy of the tube.
出处
《钢管》
CAS
2002年第6期6-8,共3页
Steel Pipe
