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针对Q345·C厚壁压力容器锥体变径段焊接后校圆过程中所出现的裂纹进行了分析,制定了合理的返修工艺,保证了焊缝返修的成功。
Aiming at the crack occurred during the rounding process of Q345 · C thick-wall pressure vessel cone reduction section, a reasonable rework process was established to ensure the success of the weld repair.