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分析了烷基化氢氟酸工艺管道的腐蚀行为 ,剖析了在X射线拍片中含裂纹状影象的氢氟酸工艺管道焊缝 ,阐述了焊缝伪裂纹产生原因。
The corrosive behavior of the alkylation hydrofluoric acid process pipe was analyzed. The weld of the hydrofluoric acid process pipe with the crack-like image in the X-ray film was analyzed. The reason of the weld pseudo-crack was explained.