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3” Diameter Universal Expansion Joints for a Power Plant Project in South Carolina

April 1st, 2005 Comments off
3” Diameter Universal Expansion Joints for a Power Plant Project in South Carolina

3” Diameter Universal Expansion Joints for a Power Plant Project in South Carolina

U.S. Bellows, Inc. custom designed and manufactured three 3″ diameter and 36″ long universal expansion joints for a power plant project in South Carolina. These expansion joints, fabricated from 2-ply A240-304H stainless steel bellows, are designed for 170 PSIG and 1200°F per EJMA specifications.

80” Refractory Lined Tied Universal Expansion Joint

February 18th, 2005 Comments off
80” Refractory Lined Tied Universal Expansion Joint

80" Refractory Lined Tied Universal Expansion Joint

80” Refractory Lined Tied Universal Expansion Joint

Tied Universal Expansion Joint During Fabrication

This 36’-0″ long refractory lined tied universal expansion joint weighs 54,000 lb. and has two-ply Inconel® 625 LCF bellows, tie rods, slotted hinges, insulation bags and liner seals. It is designed to operate at 58 PSIG and temperatures up to 1,450° F. The expansion joint was preset for 6” lateral travel and is capable of lateral travel up to 13”.

Tied Universal Expansion Joint for Chemical Company in Texas

November 12th, 2004 Comments off
Tied Universal Expansion Joint for Chemical Company in Texas

Tied Universal Expansion Joint for Chemical Company in Texas

U.S. Bellows, Inc., recently designed and manufactured a 71″ x 84 universal expansion joint for a chemical manufacturing facility in Texas. The 3,000 lb. expansion joint was fabricated in just two weeks and replaced an existing expansion joint.  This product was designed for 40 water column vacuum at 750ºF. The bellows and internal sleeves were constructed from Hastelloy C-276 and all other components were fabricated using carbon steel. The joints were 100% x-rayed and 100% dye-penetrant tested. An air test was performed at 3 PSIG for the entire expansion joint assembly prior to shipping.

48" Diameter Tied Universal Expansion Joints for an Oil and Gas Company in France

August 27th, 2004 Comments off
48" Diameter Tied Universal Expansion Joints for an Oil and Gas Company in France

48" Diameter Tied Universal Expansion Joints for an Oil and Gas Company in France

U.S. Bellows, Inc. recently designed and manufactured five tied universal expansion joints ranging in size from 30 to 48 for an oil and gas company in France.  These expansion joints weigh between 2400 lb. and 3200 lb. and are fabricated from 304-321 SS bellows. They are designed for pressures ranging from 55 to 650 PSIG and 148°F to 300°F operating temperatures. To ensure quality, the joints were 100% X-Rayed, 100% dye-penetrant, and hydro-tested at 83 to 975 PSIG.

60" Diameter Tied Refractory Lined Universal Expansion Joints for a Chemical Refinery in Texas

June 11th, 2004 Comments off
60" diameter Tied Refractory Lined Universal Expansion Joints for a Chemical Refinery in TX

60" diameter Tied Refractory Lined Universal Expansion Joints for a Chemical Refinery in TX

U.S. Bellows, Inc. recently fabricated 60 dia. refractory lined universal expansion joints for a carbon monoxide ducting system at a chemical refinery.  The expansion joints are lined with a 3/4″ thick abrasion resistant refractory lining with hexagonal mesh reinforced anchor. A240 TP 304 material was used to fabricate the bellows and flanges and A240 TP 310 material was used for the spool. Designed for 2 PSIG, the joints were air tested at 5 PSIG to ensure quality performance. A dye-penetrant test was also implemented on the bellows’ long seam and attachment welds. These expansion joints were fabricated and designed per B31.3 and EJMA standards.

3,212 lb. Tied Universal Joint for an Oil Piping System Application in Nevada

May 14th, 2004 Comments off
3,212 lb. Tied Universal Joint for an Oil Piping System Application in Nevada

3,212 lb. Tied Universal Joint for an Oil Piping System Application in Nevada

U.S. Bellows, Inc. custom designed and manufactured a 5″ nominal diameter and 60″ long universal expansion joint for an oil piping system application in Nevada. This expansion joint consists of high strength Inconel® 625LCF bellows and A105 flanges. The expansion joint is designed for 1400 PSIG and 120°F per B 31.3 and the latest revision of EJMA standards. It is also designed to allow 4 1/2″ of lateral movement during operation. A 100% dye-penetrant and hydro-test at 2100 PSIG were preformed prior to shipment to ensure quality.

55" O.D. Refractory Lined Universal Gimbal Expansion Joints with slotted hinges for a refinery in Joliet

January 30th, 2004 Comments off
286" O.A.L. Expansion Joint Designed for the Regenerator Stand Pipe

286" O.A.L. Expansion Joint Designed for the Regenerator Stand Pipe

163" O.A.L Expansion Joint Designed for the Reactor Stand Pipe

163" O.A.L Expansion Joint Designed for the Reactor Stand Pipe

U.S. Bellows, Inc. specially designed and manufactured two 55″ O.D. refractory lined universal gimbal expansion joints for a refinery in Joliet. These expansion joints are equipped with slotted hinges with an overall length of 163″ and 286″ respectively.  The 163″ O.A.L. expansion joint, designed for 60 PSIG and 1020°F, will be used at the reactor stand pipe of the refinery. The 286″ O.A.L. expansion joint will be used for the regenerator stand pipe of the refinery and it is designed for 57 PSIG and 1300°F. Both expansion joints consist of a A516 Gr70 pipe, two SB-443 two-ply bellows and a slotted hinge.

To ensure quality, 100% dye-penetration, 100% x-ray and pressure tests were performed on the bellows. Pneumatic and vacuum tests were also conducted on the expansion joints and between bellows dry plies prior to shipping.

55″ O.D. Universal Gimbal Expansion Joint with Floating Rings for a Refinery in Joliet

January 16th, 2004 Comments off
55 O.D. Universal Gimbal Expansion Joint with Floating Rings for a Refinery in Joliet

55 O.D. Universal Gimbal Expansion Joint with Floating Rings for a Refinery in Joliet

55 O.D. Universal Gimbal Expansion Joint with Floating Rings for a Refinery in Joliet

Pneumatic Test on the Expansion Joint at 55 PSIG

U.S. Bellows, Inc. custom designed and manufactured a 55 O.D. universal gimbal expansion joint with floating rings for the FCC overhead vapor line at the refinery.  This expansion joint has an overall length of 310 and is fabricated from A387 Gr 11 CI2 spool and Inconel® 625 LCF bellows. It is designed for 50 PSIG and 1075°F with 13 of lateral movement.

To ensure quality, 100% dye-penetration, 100% x-ray and pressure tests were performed on the bellows. Pneumatic tests were also conducted on the expansion joint and between bellows dry plies at 55 and 15 PSIG, respectively, prior to shipping.

6” Diameter Tied Universal Expansion Joints for a Steam Reformer Project in Virginia

September 12th, 2003 Comments off
6” Diameter Tied Universal Expansion Joints for a Steam Reformer Project in Virginia

6” Diameter Tied Universal Expansion Joints for a Steam Reformer Project in Virginia

6” Diameter Tied Universal Expansion Joints for a Steam Reformer Project in Virginia

Close Up View

U.S. Bellows, Inc. recently designed and manufactured eight 6″ diameter tied universal expansion joints with 24” F-F.  These expansion joints are made from two-Ply Inconel® 625 bellows, A312 TP 304 spool, and A105 flange. They are designed for FV/50 PSIG and 300°F with axial and lateral movements of +/- 0.25″ and 0.70″, respectively. The joints were 100% X-Rayed, 100% Dye-Penetrant, and hydro-yested at 75 PSIG. Flanges, tie rod, and spherical nuts are hot dip galvanized per customer specification.

Three 23’ – 1/3” Expansion Joints for a Refinery in New Jersey

July 4th, 2003 Comments off
Three 23’ - 1/3” Expansion Joints for a Refinery in New Jersey

Three 23’ - 1/3” Expansion Joints for a Refinery in New Jersey

U.S. Bellows, Inc. custom designed and manufactured three 2’ – 6” OD x 23’ – 1/3” long expansion joints for a refinery in New Jersey.  The bellows, pipes, and lugs were fabricated from Inco 800H high nickel alloy, A312tp 316H stainless steel, and A240tp 316H stainless steel, respectively. The expansion joints are designed for 60 PSIG, 1100°F, and 47,000 lbs. of thrust to accommodate for a high temperature application.

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