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Welding Technology for SA335-P91 Steel Pipe
Author(s): 
Pages: 161-163
Year: Issue:  19
Journal: Hot Working Technology

Abstract: 介绍了大型火电机组SA335-P91钢主蒸汽管道的焊接工艺.采用此焊接工艺,P91管无损探伤一次合格率能达到98%以上.
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