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Custom Designed Stainless Steel Tied Universal Expansion Joints
November 16, 2015

Custon Designed Tied Universal Expansion Joints
These tied universal expansion joints were custom designed by U.S. Bellows for a pipeline in Connecticut. All components of the expansion joints were fabricated from 316 stainless steel. The job was comprised of units that were 12″ or 16″ in diameter and 60″ in OAL. They are designed for an operating pressure of 10-125 psig at 450°F and a lateral movement of +/- 1″. All of the expansion joints were 100% dye-penetrant tested and hydro-tested at 150 and 175 psig prior to shipment.

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Single Expansion Joints Custom Designed for a Hydrocarbon Vapor Pump
November 2, 2015

Single Expansion Joints Custom Designed for a Hydrocarbon Vapor Pump

Type: Single Expansion Joint
Size: 4″ Diameter
Material: 321 Stainless Steel with 304 liners | 105N CS
Design 212°F Operating Temperature
Testing: 100% Dye Penetrant | Hydro-tested

U.S. Bellows custom designed 4” diameter single expansion joints for a hydrocarbon vapor pumping application in Saudi Arabia. The bellows are fabricated from 321 stainless steel with 304 liners, and the flanges are 105N carbon steel. The expansion joints are designed for 212°F at 53 psig. They are capable of 1.37″ compression, 0.59″ axial, and 0.39″ lateral movement. A hydro-test and dye-penetration exam were performed on the units prior to shipment.

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