220t/h锅炉汽包水位计管孔疲劳裂纹的焊接  

REPAIR WELDING ABOUT FATIGUE CRACKS OF DRUM NILOMETER PORE OF 220 t/h BOILER

作　　者：王立新[1] 王永亮[1] 陆波[1] 

机构地区：[1]内蒙古电力科学研究院,呼和浩特市010020

出　　处：《焊接》2006年第7期43-45,共3页Welding & Joining

摘　　要：对包头一电厂220t/h前苏联制造的锅炉汽包水位计管孔疲劳裂纹进行了检验和原因分析,提出汽包管孔裂纹的处理方法,采用焊后简化热处理的工艺方案对裂纹区进行补焊,对水位计接管座进行焊接,焊后的检验结果表明满足生产要求。The fatigue crack of drum nilometer pore of 220 t/h boiler made in Russia was examined and analyzed by an electric factory in Baotou. Repair welding was carried out by the simple technique scheme and the connector bed of the nilometer was welded.

关 键 词：汽包 裂纹 检验 分析 补焊 

分 类 号：TG457.11[金属学及工艺—焊接] TK223.23[动力工程及工程热物理—动力机械及工程]