摘要
介绍了美国西屋公司4种坡口TIG封底焊工艺,并通过工艺试验找到适合国情、可提高经济效益的脉冲TIG封底焊方法和最佳焊接参数。
The root pass welding procedures used by Westinghouse Co. for four kinds of grooves are introduced in thepaper. Through experimental adjustments, the processes are settled for skillful uses, then the cost and quality are improved.
出处
《焊接》
北大核心
1992年第7期17-19,共3页
Welding & Joining
