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| REBOILER KETTLE WITH 'U' TUBE BUNDLE A516-Gr70 + A179 TUBES CONSTRUCTION Stress relieved vessel, induction annealed tubes for Polyisobutyl plant |
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| TUBE TO TUBE SHEET WELDING BY TIG |
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| FLOATING TYPE HIGH PRESSURE EXCHANGER A516-GR70 + A179 TUBE CONSTRUCTION Tube to tube sheet TIG welded for Polyisobutyl plant |