液化气球罐的焊接延迟裂纹成因分析研究

The Analysis to the Cause of Formation of the Welding Postment Crackle of the Liquefied Petroleum Gas Spherical Vessels

本文结合某石化厂三台液化气球罐检测实例,分析了液化气球罐焊接延迟裂纹的成因,提出了减少和避免延迟裂纹形成和扩展的原则。

The paper combines the examine concrete instances of three liquefied petroleum gas spherical vessehs of a petroleum chemical plant, anafyse.s the cause of formation of the welding postment crackle of the vessels. raises the principle of reducing and avoiding the forming and expanding of postment crackle.