Oil Refinery
- Desulfurizing Vessel Cover Assembly
- Improved Turnaround Time: Vessel cover
removal and reassembly shortened from
(24) hours to (6) hours.
- Minimized Equipment Damage: No stud
galling or cover damage due to torch
assisted removal.
- Safety: No open torch flames.
- Uniform preload: Simultaneous tensioning.
Problem:
- Removal of galled studs using a cutting torch damaged cover.
- Long turnaround time using conventional torquing method.
- Replacement hardware costs.
- Non-uniform preloads.
Solution:
- Stud galling eliminated.
- (24) hour turnaround reduced to (6) hours.
- Hardware is re-useable.
- Simultaneous tensioning provides uniform loading.
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