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原矿浆预热器是氧化铝生产所用的重要设备之一,属Ⅱ类压力容器。通过对预热器结构特点和受压元件焊接接头特点的分析,制定了一套切实可行的焊接工艺,确保了预热器的焊接质量。
Raw ore slurry preheater is one of the important equipment used in alumina production, which is a type Ⅱ pressure vessel. By analyzing the characteristics of the preheater and the characteristics of the welded joint of the compression element, a set of practical welding process was established to ensure the welding quality of the preheater.