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AUT System for Core Shroud Weld Inspection

Hung-Fa Shyu, Chie-Cheng Shieh
Institute of Nuclear Energy Research
Taiwan, ROC
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Abstract

Introduction

AUT System

Mock-up and Inspection Practices

Conclusions and Future Works

Reference:

  1. NRC-IN-93-79, "Core Shroud Cracking at Beltline Region Welds in Boiling-Water Reactors", September 30, 1993.
  2. NRC-IN-94-42, "Cracking in the Lower Region of the Core Shroud in Boiling-Water Reactors", June 7, 1994.
  3. NRC-IN-94-42 Sup.1, "Cracking in the Lower Region of the Core Shroud in Boiling Water Reactors", July 19, 1994.
  4. NRC-GL-94-03, "Intergranular Stress Corrosion Cracking of Core Shroud in Boiling Water Reactors", July 25, 1994.
  5. NRC-IN-97-17, "Cracking of Vertical Welds in the Core Shroud and Degraded Repair", April 14, 1997.

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