超超临界机组用SA335-P92厚壁管埋弧自动焊工艺  

Submerged arc welding technology of thick-walled SA335-P92 steel pipe for ultra-supercritical power unit

作　　者：张太超[1] 张文勇[1] 陈春平 郑海臣 

机构地区：[1]中原工学院,郑州市450007 [2]河南华电金源管道有限公司,郑州市450051

出　　处：《焊接》2011年第10期63-66,72,共4页Welding & Joining

摘　　要：超超临界发电机组的发展,使得SA335-P92钢管的用量越来越大。通过采取严密的工艺措施,保证了SA335-P92钢管的埋弧自动焊的各项性能,保证了机组的安全运行。The development of the ultra - supercritical power unit makes use of SA335 - P92 steel widely. The strict measures were taken to ensure the properties of SA335 - P92 steel pipe joint by submerged arc welding, which can ensures the safe operation of the units.

关 键 词：超超临界机组 SA335-P92钢 埋弧自动焊 热处理 

分 类 号：TG335.7[金属学及工艺—金属压力加工]