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本文叙述了当前鞍钢提高无缝钢管管坯表面质量的重要性和紧迫性。提高管坯表面质量的重要途径是改进现有操作工艺,采取炉外脱硫、真空处理、吹氩精炼等措施。为了进一步提高管坯表面质量,根据国外管坯清理经验和鞍钢具体情况,着重探讨了在第二初轧厂建立在线火焰清理车间的可行性,并分析了经济效果。采用现代化清理设备——喷丸机和无损探伤设备等。
This article describes the importance and urgency of Anshan Iron and Steel Company to improve the surface quality of seamless steel tube blank. An important way to improve the quality of the surface of the tube is to improve the existing operating process, take the furnace desulfurization, vacuum treatment, argon blowing and other measures. In order to further improve the surface quality of the tube, according to the experience of foreign tube cleaning and the specific conditions of Ansteel, the feasibility of setting up the on-line flame-cleaning workshop in the second rolling mill was discussed emphatically and the economic effect was analyzed. Using modern cleaning equipment - Shot peening machines and non-destructive testing equipment.