In order to detect flaws availably in the fillet joint of boiler headers on service, the fillet joint UT system is developed.
为了有效检出在役锅炉联箱管座角接头中的缺陷 ,针对管座角焊缝主、支管两侧探伤的缺陷信号识别和缺陷定位定量困难等技术问题 ,研究开发出超声波探伤系统。
New method of friction stir outer fillet welding;
搅拌摩擦焊角接焊接外侧焊方法