X80管线用埋弧焊丝钢冶炼实践

Smelting Practice of Submerged Arc Welding Wire Steel for X80 Pipeline

文章从冶炼所需的条件、脱氧方式、精炼渣系调整、铸机保护浇注等方面论述了包钢生产X80埋弧焊丝钢冶炼过程的工艺情况。通过工艺研究和对各生产工序采取技术措施,实现了低碳、低磷、低硫控制目标,保证了包钢X80管线用埋弧焊丝钢的高质量要求。

In this article,the technology of smelting process for X80 submerged arc welding wire steel produced by Baotou Steel is discussed from such aspects as smelting conditions,deoxidation modes,refining slag system adjustment and protective pouring of casting machine.The control goals of low carbon,phosphorus and sulfur are achieved through process research and technical measures for each production process so that the high quality requirements of submerged arc welding wire steel for X80 pipeline of Baotou Steel are guaranteed.