灰铸铁补焊技术的探讨  

Discussion on the repair welding technology of grey cast iron

作　　者：邓代兴 

机构地区：[1]国电安顺发电有限公司,贵州安顺561000

出　　处：《贵州电力技术》2011年第1期59-60,共2页Guizhou Electric Power Technology

摘　　要：国电介绍空预器B减速机箱体（灰铸铁）运行中发现裂纹，采用的挖补修复技术。Anshun electric power plant, phase I and II （4 ~ 300MW）, with a total installed capacity of 1200MW, have been put into production from 1998 to 2001. It is the first plant with a total installed capacity over 1000 MW in Guizhou. In recent years,we have solved many operating deficiencies of generator urfits. This paper presents the crack repair welding technology for B housing of reducer （grey east iron）of 2# boilers＇ air preheater to learning together with the exchange.

关 键 词：灰口铸铁 补焊 址延孔 小规范焊接参数 

分 类 号：TG[金属学及工艺]