Shell Side Fabrication
· Plate marking /cutting/bevelling and inspection
· Shell plate rolling work
· Longitudinal steel (LS) fit-up and inspection
· LS welding and inspection (NDE)
· Circumference steel (CS) fit-up and inspection
· CS welding and inspection (NDE)
Inlet and outlet nozzles fabrication
· Pipe marking/cutting /bevelling and inspection
· Fit-up and welding of flanges and pipes
· Inspection for nozzles to flange joints (NDE)
Nozzle Attachments to Dished Head
· Marking of nozzle location on dished head
· Cutting/opening/bevelling and inspection
· Fit-up and tack weld nozzle to dished head
· Inspection for tack welding (if required)
· Full weld - nozzle assembly with dished head
· Inspection for nozzle to dished head welds (NDE)
Nozzles and other accessories to Shell
· Marking of nozzles location
· Cutting/opening/bevelling and Inspection
· Fit-up and tack weld nozzle assembly to shell/inspection
· Full weld - nozzle assembly with shell
· Inspection for nozzle to shell side welds (NDE)
· Fit up and welding for instrument attachments
· Fit up and welding for lifting lugs
Dished head Installation
· Fit up and tack weld/Inspection – Dished head to shell
· Full circumference welding
· Inspection for full welds (NDE)
Inspection (Hydro-testing)
· Hydrostatic testing
· Draining/drying and final inspection
Blasting and Painting
· Blasting/Inspection
· Primer/Final coating/Inspection
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