U.S. Bellows custom designed this tied universal expansion joint for a power plant. The expansion joint is 12" Dia. x 34 1/2" OAL. The bellows are fabricated from Inconel 625 LCF and the tie rod ring attachments, pipe and tie rods are 316 stainless steel. It is designed for an axial movement of 1/2", a lateral movement of 2 1/4" at 1250°F and 120 psig. The bellows longitudinal seam was 100% x-rayed, all welds were dye penetrant-examined and the unit hydrotested prior to shipment.
