• Title/Summary/Keyword: 용접 봉

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Optimization of Friction Welding of Cr-Mo Steels and Real-Time Nondestructive Evaluation by Acoustic Emission Method (Cr-Mo강의 마찰용접 최적화와 음향방출법에 의한 실시간 비파괴적 평가)

  • Oh, S.K.;Jang, J.H.;Chang, H.K.
    • Journal of the Korean Society for Nondestructive Testing
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    • v.15 no.4
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    • pp.511-519
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    • 1996

  • The purposes of this study are 1) to develop optimum FRW technique of SNCM220, SCM435, SACM645 and SCM415 bar-to-bar similar friction welding, 2) to develop in-process real-time weld quality nondestructive evaluation technique by acoustic emission method, and 3) to certify of weld quality by inspection of tensile fracture surface on friction welded joints.

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