制氢转化炉炉管老化机理与焊接修复研究进展  

Review on aging mechanism and welding repair of reformer furnace tube

作　　者：李松林[1] 张淑华 孔康骞 曹逻炜 程方杰 Li Songlin;Zhang Shuhua;Kong Kangqian;Cao Luowei;Cheng Fangjie(School of Materials Science and Engineering,Tianjin University,Tianjin 300350,China;Electric Research Institute,Aerospace Science and Technology Shenzhen(Group)Co.,Ltd.,Shenzhen 518048,Guangdong,China;China Special Equipment Inspection and Research Institute,Beijing 100029,China)

机构地区：[1]天津大学材料科学与工程学院,300350 [2]航天科工深圳(集团)有限公司电气研究院,518048 [3]中国特种设备检测研究院,北京100029

出　　处：《焊接》2018年第9期20-25,66,共7页Welding & Joining

基　　金：国家重点研发计划项目(2017YFF0210401)

摘　　要：制氢转化炉作为石化装置关键静设备,由于服役条件复杂,在服役过程中炉管常常发生失效。以典型炉管材料为对象,结合炉管材料的金相组织与焊接性能,对材料的老化机理以及焊接修复技术的研究成果和发展现状进行了总结梳理,重点介绍了炉管材料金相组织的演变过程及其对焊接性能的影响、常用焊接方法、异种钢焊接工艺和性能恢复技术的研究情况,最后归纳了炉管材料焊接修复面临的主要问题及解决方法。As the key static equipment in petrochemical plant,reformer furnace works in complex conditions and the furnace tube often fails in service.The aging failure mechanism and welding repair technology of the typical furnace tube material were summarized by combining with the microstructure and the welding performance.Not only microstructure evolution process of furnace tube material and its effect on the properties of welding,but also main welding methods were introduced.Finally,the main problems and solutions during welding repair process were summarized.

关 键 词：转化炉管 组织演变 异种钢焊接 性能恢复 

分 类 号：TG455[金属学及工艺—焊接]