The Research about The Welding Defects and Repairs of Welded-joints in Steel Structure Buildings

摘要

The Building Standard Law was revised and the notification No. 1464 was enacted. The permissible value over manufacture accuracy or a surface defect is specified for performance reservation of the welding joint, and when the fault exceeding occurred, the reinforcement and repair which ensure the performance demanded by design should be carried out. The defective evaluation method of a welding part, and the reinforcement and the repair method are examined by AW official approval conference. It will the result investigated about the actual condition of the repair method from the questionnaire to a steel fabricater.