U.S. Bellows custom designed and fabricated thick-wall flanged and flued head expansion joints for a sulfuric acid plant in Chicago, IL. The units will be used for a chemical furnace and converter project. The expansion joints vary in size from 36″ to 70″ in diameter. The units were fabricated from 304 stainless steel in 1022° F temperatures, with an operating pressure of 93° H2O water column. All welds were dye penetrant, and soap and air tested prior to shipment.
July 28, 2016