Hi...we have a case where we need to fix one perforated plate of 8 mm thickness below the tubesheet exactly alligned with the tube holes (Tubes no = 1000). Tubes dia is 19.05 mm and hole dia on perforated plate is 7 mm. Perforated plate will be fixed with the tubesheet by providing 10 nos of...
We have a case where passivation layer is missing on the upper part of the column and there is slight reduction in material thickness. Column in under operation since long. Now we want to put the passivation layer inside the column. What are the options available. Is there any way to provide the...