• Title/Summary/Keyword: 열응렬

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A Study on the Analysis of the Thermal Stress and Residual Stress in Process of STS304 TIG Welding (STS304 TIG 용접시 발생하는 잔류응력과 열응력 해석에 관한 연구)

  • Ko, Jun-Bin;Park, Hee-Sang
    • Transactions of the Korean Society of Machine Tool Engineers
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    • v.17 no.5
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    • pp.1-10
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    • 2008
  • Residual stress caused in the weldments with high restraint force are often during welding observed in the weldments of large size nozzles or radial tanks. The reason is that quantitative analysis about thermal stresses during welding is lack for this weldments. To verify Finite Elements Method(FEM) theory, the temperature was measured with thermocouple in a real time in this paper. Also analysis of the thermal stress for welding condition is performed by ABAQUS program package on various welding condition in 304 stainless steel butt welding.