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Tank fabrication steps & Activities

Jan 26

Written by:
26/01/2010 20:11  RssIcon

Tank fabrication steps are mainly,


1.    Shop Activities

2.    Plate layout and marking

3.    Cutting, edge preperation

4.    Rolling/bending

5.    Inspection, NDT (incase of longitudinal welds)

6.    Fabrication of Nozzles/manways/ladder/stairs/platform etc;

7.    Blasting and Priming


Site Activities


1.    Bottom plate laying & Welding

2.    PWHT of clean out doors (if any)

3.    Installation of clean out doors(if any)

4.    Shell Plate erection/welding(1st course,2nd course etc;

5.    Roof plate erection/assembly/welding

6.    Nozzles and attachments fit-up and welding

7.    NDT ( Spot Radiography for butt welds and MT/PT for fillet welds)

8.    Water fill-up test or any other test as required by ITP

9.   Blasting of site welded areas and Painting

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