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由西班牙GAMESAEOLICA公司设计的 60 0KW风力发电机的塔架 ,主要由S35 5J2G3材料制成的法兰与Q34 5 -C材料制成的筒体组成。在工艺评定的基础上进行了焊接生产。在施工中 ,对于已焊成的法兰和筒体的对接焊缝进行超声波检验时 ,发现存在焊接裂纹 ,并且这种裂
The tower of a 60 0 kW wind turbine designed by GAMESAEOLICA of Spain consists mainly of a flange made of S35 5J2G3 material and a cylinder made of Q34 5 -C material. On the basis of process qualification welding production. During construction, welding cracks were found on the butt weld that had been welded into the flange and barrel, and the crack