| 摘要 |
PROBLEM TO BE SOLVED: To obtain a manufacturing method of a low-cost, highly reliable and economical dissimilar metal joint of Zr and stainless steel. SOLUTION: At the time of manufacturing the dissimilar metal joint of Zr and stainless steel, at first, build-up welding of Ta is executed on the end face of a bar or pipe of Zr by TIG arc welding, plasma arc welding or the like. After that, the Ta build-up part is finished by machining work or the like and, further, the stainless steel bar or pipe and the Ta build-up part is joined by frictional press-contact 5. |
