U.S. Bellows, Inc. designed and manufactured two 192” double gimbal Expansion joints for a chemical refinery in Channel View, Texas.  These expansion joints consist of A240-321 bellows, A160 Gr. pipe, A516-70 gimbal rings, A516-70 liners and A106 Gr B purge connection rings. The expansion joints were designed for 15 PSIG and 650 F per B 31.3 and EJMA Standards. They were also designed to allow 8 degrees of angular movement during operation. To ensure quality the Expansion joints were air tested at 22 PSIG prior to delivery.