铜包钢接地网放热熔钎焊接头形貌研究及焊粉成分优化  

Study on Morphology of Exothermic Welding-Brazing Joint of Copper Clad Steel Grounding Grid and Optimization of Welding Powder Composition

作　　者：耿进锋 李秀朋 GENG Jinfeng;LI Xiupeng(State Grid Henan Electric Power Research Institute,Zhengzhou 450052,China;Zhengzhou Research Institute of Mechanical Engineering Co.,Ltd.,Zhengzhou 450001,China)

机构地区：[1]国网河南省电力公司电力科学研究院,河南郑州450052 [2]郑州机械研究所有限公司,河南郑州450001

出　　处：《电工技术》2020年第10期112-113,116,共3页Electric Engineering

摘　　要：文章基于新型接地网铜包钢材料放热熔钎焊工艺,研究了焊粉原料粒径、成分配比对放热熔钎焊焊接接头外观、理化性能、机械性能及组织结构的影响,并对焊粉成分进行了优化。Based on the exothermic welding-brazing process of newcopper clad steel material of grounding grid,the effects of the particle size and composition ratio of welding powder on the joint appearance,physical and chemical properties,mechanical properties and microstructure arestudied,and the composition of the welding powder isoptimized.

关 键 词：熔钎焊 焊粉粒径 成分配比 接头性能 

分 类 号：TG454[金属学及工艺—焊接]