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Externally Pressurized Expansion Joints Designed for a Hot Water Piping System at an Air Force Facility (PT&P Ref#144913) 8/15/2016
U.S. Bellows Designed Thick Wall Flanged and Flued Head Expansion Joints for Sulfuric Acid Plant
Type: Externally Pressurized Expansion Joints
Size: 4" Diameter / Single: 50" and double: 87" Face-to-Face
Material: Inconel 625 Bellows / Carbon Steel
Design: 400°F / 400 psig
Testing: Hydro-tested at 600 psig

These single externally pressurized expansion joints were custom designed by U.S. Bellows for a hot water piping system at an Air Force facility in California. All units are 4" in diameter, with the single units having a length of 50" face-to-face and double units having a length of 87" face-to-face. The expansion joint's bellows were fabricated from Inconel 625 and all other components from carbon steel. They are designed for a temperature of 400°F at 400 psig with 4" and 8" of axial compression. All units were hydro-tested at 600 psig prior to shipment.



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