管路火焰钎焊工艺关键技术点分析  

Analysis of Key Technical Points of Tubes Flame Brazing Process

作　　者：刘学铣 周绪强 黄兆亮 王红顺 Liu Xue-xian;Zhou Xu-qiang;Huang Zhao-liang;Wang Hong-shun(PipeChina Oil-gas Storage and Transportation Development Company Compressor-Set Maintenance Repair&Overhaul Sub-company,Hebei Langfang 065000)

机构地区：[1]国家管网集团储运技术发展有限公司压缩机组维检修分公司,河北廊坊065000

出　　处：《内燃机与配件》2024年第5期98-100,共3页Internal Combustion Engine & Parts

摘　　要：对于321不锈钢薄壁管路银基钎料火焰钎焊工艺进行研究,阐述了使用AMS4772银基钎料钎焊管路的技术要点和关键参数,并进行了焊后检查、无损检测和压力测试。结果表明:通过采用该修复工艺,能够获得外观、密封性能和钎焊铺展率优良的接头,钎焊质量达到要求。In this paper,the flame brazing process of thin-wall 321 stainless steel tube with silver base brazing filler metal was studied,and the technical points and key parameters of brazing tube with AMS4772 silver base brazing filler metal were described.The results show that the joint with good appearance,sealing performance and brazing spread rate can be obtained by using the flame brazing process,and the brazing quality can meet the relevant requirements.

关 键 词：火焰钎焊 氧乙炔钎焊 AMS4772银基钎料 

分 类 号：TG44[金属学及工艺—焊接]