【摘要】 在石化容器的焊接生产过程中，埋弧自动焊以较高的焊接生产效率和稳定的焊接质量，得到了广泛的应用。本文介绍了在汽化炉的焊接生产中，通过对埋弧焊接设备的改造，实现了封头和筒身对接内环缝的埋弧焊接，提高了生产效率，降低了操作者的劳动强度，保证了焊接质量。更多还原

【Abstract】 In the welding process of petrochemical vessel, submerged arc automatic welding has been widely used for its high welding efficiency and stable welding quality. This paper introduces that in the welding production of vaporizer, through the transformation of the submerged arc welding equipment, the submerged arc welding of the inner ring joint between the head and the cylinder body is realized, which improves the production efficiency, reduces the labor intensity of the operator and ensures the welding quality.更多还原