电弧炉-钢包炉-水平连铸生产20G钢管坯的工艺和质量

Technology for Producing 20G Steel Billet for Pipe-making with EAF-LF-HCC Integrated Process and Product Quality

介绍衡阳钢管(集团)有限公司采用电弧炉-钢包精炼炉-水平连铸工艺生产与开发20G管坯的过程,阐述了在整个工艺过程中对20G管坯用钢使用性能影响因素的控制措施。研制的20G钢连铸管坯及钢管的各项性能指标均满足技术协议要求,证明该生产工艺可行。

Described in the paper is the development of20G steel billet for tube-making by Hengyang Steel Tube(Group)Corporation Ltd.with the EAF-LF-HCC integrated manufacturing process,detailing the measures taken to control the elements involved in the entire manufacturing process and responsible for the properties of the said20G steel billet.All the properties of the20G steel billet and the steel tube made thereof are in compliance with the requirements as specified in relevant technical agreement,which has proven that the above mentioned manufacturing process is practical.