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1.前言随着造船厂的飞速发展,造船厂方面对焊接工作的合理化和自动化甚为重视,同时对保证焊接部位质量的方法亦着手研究。新日本制铁公司也开始了有关整个焊接的研究工作,而其中又把自动化和非破坏检查作为一个大的课题来加以认真对待。鉴于这种情况,本公司新建的有名造船厂接受了日立造船公司的要求,着手研究用超声波对厚板单面自动焊接方法所焊接的部
1. Introduction With the rapid development of shipyards, the shipyard attaches great importance to the rationalization and automation of welding work. At the same time, it also studies how to ensure the quality of welded parts. Nippon Steel Corporation also started research on welding as a whole, and automated and non-destructive inspection was taken as a major issue to be taken seriously. In view of this situation, the newly built and famous shipyard of the Company accepted the request of Hitachi Shipbuilding Co., Ltd. and started to study the application of ultrasonic welding on the welding method of single-side thick plate welding