Vessel Name: H2S Contactor
Size: 5’-6”ID x 62’ T/T
Thickness: 1”
Weight: 70,834
Material: SA516-70N/316L Clad
Industry: Refining
Fabricated using SAW (tandem arc), GTAW, FCAW welding processes. Semi-automated circle SAW machine was used on the larger nozzles. CRO (Corrosion Resistant Overlay) was performed on all nozzle bores and faces. 30mm strip electrode was used for all LS and GS lane closures. All edges of cladding we mechanically stripped back prior to welding the backer material.
The project included Ladders & platforms, custom anchor bolts and chairs, Pipe guides/pipe supports and internal trays. Material was impact tested and PWHT. Inspection included PT, UT, MT, RT, PMI & Ferrite testing.
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