Tags: Shell

Reactors External Inspection

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1. Nozzles Visually inspect gasket faces if opened, ORJ gaskets and bolting material. On vessels with pressure sealed gaskets check for distortion, corrosion, and cleanliness. 2. Shell a. Obtain UT thickness measurements at representative locations on shell and heads. b. For Isomax reactors, ultrasonically shear wave top and bottom heads, headto-nozzle welds, head-to-shell welds, nozzles, […]

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Distillation Columns Internal Inspection

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1. Safety Entry of a column can be made only after the approved, signed entry tags are in place on the column. Safety rules in effect at the vessel must be observed. Inspectors must not work alone in vessels but always in pairs to provide maximum safety. Do not attempt an internal inspection until the […]

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