A333 Gr.6低温用无缝钢管热处理工艺对比研究  

Comparative Study on Heat Treatment Process of A333 Gr.6 Seamless Steel Tube at Low Temperature

作　　者：邬占飞 郭志文[1] 米永峰[1] 孙文秀[1] 崔利霞 Wu Zhan-fei;Guo Zhi-wen;Mi Yong-feng;Sun Wen-xiu;Cui Li-xia(Steel Tube Co.of Inner Mongolia Baotou Steel Union Co.,Ltd.,Baotou 014010,Inner Mongolia Autonomous Region,China;Huafeng Pipe Co.,Ltd.of Baotou Gangxing Industry(Group)Co.,Ltd.,Baotou 014010,Inner Mongolia Autonomous Region,China)

机构地区：[1]内蒙古包钢钢联股份有限公司钢管公司,内蒙古包头014010 [2]包头市钢兴实业(集团)华丰管业有限责任公司,内蒙古包头014010

出　　处：《包钢科技》2020年第4期44-47,共4页Science & Technology of Baotou Steel

摘　　要：通过对比实验,研究分析了“正火+回火”和“正火”两种热处理工艺处理后A333 Gr.6低温用无缝钢管的金相组织及力学性能指标,实验结果表明A333 Gr.6低温用无缝钢管正火后能够满足标准要求,降低了制造成本,增强了企业竞争力。The metallographic structure and mechanical properties of A333 Gr.6 seamless steel tube at low temperature with such two heat treatment processes as“normalizing+tempering”and“normalizing”are studied and analyzed through comparative experiments.The experimental results showed that the A333 Gr.6 seamless steel tube at low temperature with normalizing could meet the standard requirements so that the manufacturing costs were reduced and competitiveness of enterprise was enhanced.

关 键 词：A333 Gr.6 低温用无缝钢管 正火 

分 类 号：TG156[金属学及工艺—热处理]