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加装螺纹套是修复核电厂设备法兰螺纹孔损伤的一种常用手段,被损螺纹可得到快速有效地修复,且螺纹的承载能力和抗疲劳能力得到提高。在螺纹套修复不符合项的核安全审查过程中,应对标准符合性、螺纹套的材质、实施方案、服役分析、跟踪措施等方面进行全面审查,以保证修复的可靠性和质量。
The installation of the threaded sleeve is a common means of repairing the threaded holes of the flange of the nuclear power plant equipment. The damaged thread can be quickly and effectively repaired, and the bearing capacity and fatigue resistance of the thread are improved. During the nuclear safety review of the non-conformities of the threaded sleeve repair, a comprehensive review shall be carried out on the standard conformity, the material of the threaded sleeve, the implementation plan, service analysis and follow-up measures to ensure the reliability and quality of the repair.