简要分析了一台蒸发罐发生焊缝开裂的主要原因，提出防止此类压力容器事故的预防措施。
The paper briefly analyses the main cause of crack of welding seam on an evaporation tank and proposes the precautionary measures for preventing such kind of accident on pressure vessels.
通过分析得出其合理的T型接头形式和施焊方法，为压力容器中此类焊缝的焊接提供参考作用。
The reasonable joint shape and welding process are obtained, whi ch is to provide better reference for the welding technology of this seam.
通过对GB 1 5 0 - 89《钢制压力容器》焊缝系数的分析，提出了一些见解。
Some Suggestions were introduced in this paper, based on GB150-89 "steel pressure Vessel" seam coefficient's analysis.
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