Characteristics of Residual Stress in welds Composed of Similar or Dissimilar Steels

동종강재 및 이종강재 용접접합부의 잔류응력 특징

  • 장경호 (중앙대학교 건설환경공학과) ;
  • 이진형 (중앙대학교 대학원 토목공학과) ;
  • 이상형 (중앙대학교 토목공학과) ;
  • 이은택 (중앙대학교 건축학부)
  • Received : 2003.02.28
  • Accepted : 2003.05.13
  • Published : 2003.06.27

Abstract

This study, investigated the characteristics of residual stress in weldis composed of similar or dissimilar steels, are investigated byusing 3three-dimensional thermal elasto-plastic FEM analysis. The results showed that for the groove welding of the similar steels, increasedthetensile strength of the steels (POSTEN60

본 연구는 동종강재 및 이종강재 용접시 발생하는 잔류응력 특징을 파악하기 위해서 유한 요소법을 이용한 3차원 탄소성해석을 수행하였다. 결과에 의하면, 동종강재 맞대기용접시 용접부의 잔류응력은 고강도강재의 인장강도가 클수록(POSTEN60

Keywords

Acknowledgement

Supported by : 중앙대학교

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