不同工况下钨电极抗烧损性能研究  

Study on Anti-burning Performance of Tungsten Electrode under Different Working Conditions

作　　者：王芦燕 于月光 彭鹰 李曹兵 周小彬 张宇晴 WANG Luyan;YU Yueguang;PENG Ying;LI Caobing;ZHOU Xiaobin;ZHANG Yuqing(Beijing University of Science and Technology,Beijing 100083;BGRIMM Technology Group,Beijing 100160,China;BGRIMM Advanced Materials 8^Science Technology C o.,L td.,Beijing 102206,China)

机构地区：[1]北京科技大学,北京100083 [2]_北京矿冶科技集团有限公司,北京100160 [3]北矿新材科技有限公司,北京102206

出　　处：《有色金属工程》2019年第10期21-28,共8页Nonferrous Metals Engineering

基　　金：国家科技支撑计划（2012BAE06B00）~~

摘　　要：钨电极作为关键热源材料广泛应用于氩弧焊、等离子体焊接、喷涂、切割技术和冶金工业中,而钨电极的抗烧损能力是影响其使用寿命的关键因素。针对不同应用背景、在同等测试环境下,对比了不同类型钨电极材料的烧损程度。并针对电极工作后形貌和活性物质的变化情况,简要分析探讨了电极烧损机制。为钨电极材料的进一步设计选材和工艺优化奠定了基础。Tungsten electrode is widely used as a key heat source material in argon arc welding,plasma welding,spraying,cutting technology,and metallurgical industry.The anti-burning ability of the tungsten electrode is the key factor affecting its service life.This paper introduces the comparison of the anti-burning performance of different types of tungsten electrode materials in the equivalent test environments for different application backgrounds.Aiming at the changes of morphology and active materials after electrode operation,the mechanism of electrode burning loss was discussed briefly.The study on anti-burning performance of tungsten electrode lays a foundation for further design and process optimization of tungsten electrode material.

关 键 词：钨电极 稀土 抗烧损 

分 类 号：TG422[金属学及工艺—焊接] TB34[一般工业技术—材料科学与工程]