국내 최대 기계 및 로봇 연구정보

기술보고서

기술보고서 게시판 내용
타이틀	Tensile Properties of LE-7 Engine Material with Welded Joints 2nd Report Effects of Solution Temperature
저자	Yoshiaki WATANABE, Tomoyuki Hashimoto, Mitsumasa SAKAMOTO
Keyword	LE-7; Weldment; Tensil Property; Hydrogen Embrittlement
URL	http://send.nal.go.jp/send/jpn/dlpdf.php3/naltr01195.pdf?id=NALTR0001195
보고서번호	NAL TR-1195
발행년도	1993.4
출처	NAL (National Aerospace Laboratory of Japan)
ABSTRACT	The LE-7 engine,which will be used as the first stage main engine for the H-II rocket,has been developed in Japan;however,problems have arisen in connection with the various welded joints.In the previous report,the results of an investigation of the tensile properties of Inconel-718 welded joint,solution annealed at 1228K,were reported.In this report,those properties,solution annealed