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66" Diameter Tied Universal Expansion Joint for Pipe Carrying Sulfur Dioxide of Temperatures up to 1022ºF

November 22nd, 2010 Comments off

66" Diameter Tied Universal Expansion Joint for Pipe Carrying Sulfur Dioxide of Temperatures up to 1022ºF

This tied universal expansion joint is designed to carry hot gas up to temperatures of 1022ºF and pressure up to 5 PSIG. It has a 66″ inside diameter and is 126″ in overall length. The design movements are 3″ lateral and 4.5″ axial compression. The bellows material is Inconel® 825 with 316 L SS flow liners, carbon steel weld ends and limit rods. The bellows and pipe longitudinal weld seams were 100% water clear x-rayed and dye-penetrant tested prior to a 5 PSIG air test. All exterier surface of carbon steel pipes are high heat aluminum painted.

72" Diameter Tied Universal Expansion Joint for a Sulfuric Acid Plant

August 17th, 2010 Comments off

72" Diameter Tied Universal Expansion Joint for a Sulfuric Acid Plant

This 30 foot long tied universal thick wall expansion joint is fabricated from carbon steel with 316 stainless steel bellows. The bellows are fabricated from 1/4″ thick flanged and flued heads. It is designed for an axial movement rate of 1/2″ with a lateral movement rate of 1-13/16″. The expansion joint was 100% x-ray tested and air & soap bubble tested prior to shipping.

60" Diameter Universal Pressure Balanced Elbow Expansion Joints

May 25th, 2010 Comments off
60" Diameter Universal Pressure Balanced Elbow Expansion Joints

60" Diameter Universal Pressure Balanced Elbow Expansion Joints

The universal pressure balanced elbow expansion joints were fabricated with 304 stainless steel bellows and carbon steel reinforcing root rings. The expansion joints were designed for an axial compression of .25″, extension of .75″, and lateral of 1″. They have an overall length of 237″ from center line or elbow to face of the weld end. All expansion joints were designed for 100 PSIG and hydro-tested at 150 PSIG.

12" and 24" Single Tied Expansion Joints

December 26th, 2007 Comments off
12" and 24" Single Tied Expansion Joints

12" and 24" Single Tied Expansion Joints

12" and 24" Single Tied Expansion Joints

12" and 24" Single Tied Expansion Joints

U.S. Bellows, Inc. designed and fabricated single tied expansion joints for a pipeline in Alaska. The 12″ diameter expansion joints had an overall length of 12″ and the 24″ diameter expansion joint had an overall length of 14 1/2″.

The expansion joint assemblies are fabricated entirely from stainless steel. The design pressure of the expansion joints was 50 PSIG. They are designed with tie rods that do not permit axial movement, but allow for lateral movement up to 1/2″. The expansion joints will be used on a process line that contains exhaust gas and hydrocarbon vapor at a low concentration. It will connect an oil tank with a vapor control system. The expansion joints were 100% dye-penetrant tested and hydro-tested to ensure quality control.

10"-16" Tied Universal Expansion Joints for a Nitrogen Plant in Arizona

October 24th, 2007 Comments off
10" Tied Universal Expansion Joints for a Nitrogen Plant in Arizona

10" Tied Universal Expansion Joints for a Nitrogen Plant in Arizona

U.S. Bellows, Inc. designed and fabricated tied universal expansion joints with stainless steel flanges. All of the expansion joints were dye-penetrant examined and hydro-tested to ensure product quality.

10″ Expansion Joint:
- 347 Stainless Steel Bellows
- 316H Stainless Steel Pipe
- 10″ NPS x 74 5/8″ OAL

14" Tied Universal Expansion Joints for a Nitrogen Plant in Arizona

14" Tied Universal Expansion Joints for a Nitrogen Plant in Arizona

14″ Expansion Joint:
- 321 Stainless Steel Bellows
- 304L Stainless Steel Pipe
- 14″ NPS x 168″OAL

12" Tied Universal Expansion Joint

12" Tied Universal Expansion Joint

Expansion Joint- 12″:
- 321 Stainless Steel Bellows
- 304L Stainless Steel Pipe
- 12″ NPS x 90″ OAL

16" Tied Universal Expansion Joint

16" Tied Universal Expansion Joint

16″ Expansion Joint:
- 321 Stainless Steel Bellows
- 304L Stainless Steel Pipe
- 16″ NPS x 126″ OAL

10" Tied Universal Expansion Joint

10" Tied Universal Expansion Joint

10″ Expansion Joint:
- 321 Stainless Steel Bellows
- 304L Stainless Steel Pipe
- 10″ NPS x 140 3/8″ OAL

Tied Universal Expansion Joint for Pipe Carrying Sulfur Dioxide

October 25th, 2006 Comments off
Tied Universal Expansion Joint for Pipe Carrying Sulfur Dioxide

Tied Universal Expansion Joint for Pipe Carrying Sulfur Dioxide

This tied universal expansion joint is designed to carry hot gas up to temperatures of 1022ºF and pressure up to 5 PSIG. It has a 66″ inside diameter and is 72″ in overall length. The design movements are 4″ lateral and 4.5″ axial compression. The bellows’ material is Inconel® 825 with carbon steel weld ends. The bellows and pipe longitudinal weld seams were 100% x-rayed prior to a 5 PSIG air test and then dye-penetrant examined after testing.

Single Tied Expansion Joints for an Oil Refinery in Bakersfield, California

August 12th, 2005 Comments off
Single Tied Expansion Joints for an Oil Refinery in Bakersfield, California

Single Tied Expansion Joints for an Oil Refinery in Bakersfield, California

This single tied expansion joint was designed to withstand 400 PSIG and 200°F. The bellow was manufactured using B443 material (Inconel® 625) with a 300 lb. carbon steel flange. It measures 8” x 16” with 3/16” lateral movement. Pressure testing and 100% dye-penetrant tests were performed to ensure quality.

5,165 lb. Tied Universal Expansion Joint for a Chemical Plant in Louisiana

June 15th, 2005 Comments off
5,165 lb. Tied Universal Expansion Joint for a Chemical Plant in Louisiana

Tied Universal Expansion Joint

U.S. Bellows, Inc. custom designed and manufactured a 60” diameter and 120” long universal expansion joint for a chemical plant in Louisiana.

This metallic expansion joint was fabricated from 304 stainless steel bellows and carbon steel. It was designed for 10PSIG and 550°F. To ensure quality a 100% dye-penetrant, radiography and soap leak test was preformed prior to shipment.

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.

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