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EPDM Tied Expansion Joints for a Construction Company in Texas

May 23, 2003
EPDM Tied Expansion Joints for a Construction Company in Texas
EPDM Tied Expansion Joints for a Construction Company in Texas

U.S. Bellows, Inc. designed and fabricated 2 EPDM tied expansion joints for a construction company in Texas.  These expansion joints have an inside diameter of 29”. They are composed of A516 carbon steel grade 70 with a six-rod control assembly, EPDM, and plate flange. They were hydro-tested to 217 PSI. These joints were ordered on a one-week rush basis to replace an existing joint that was leaking.

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Refractory-lined Expansion Joint for an FFC Unit in India

May 2, 2003
Refractory-lined Expansion Joint for an FFC Unit in India
Refractory-lined Expansion Joint for an FFC Unit in India

U.S. Bellows, Inc. designed and fabricated this refractory lined universal expansion joint for an FFC Unit in India.  This is a 70″, outside diameter, tied refractory-lined universal expansion joint with two-ply Inconel® 625 LCF bellows, A516 weld ends and spool, and a 4″ thick refractory lining per UOP specifications. This joint was designed at 51 PSIG and 1400 degrees F. Bellows long seam welds were 100% x-rayed and 100% dye-penetrant before and after forming. It was also pneumatic tested at 57 PSIG the refractory lining was dried out per UOP specifications.

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