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Featured Product Archives

30″ Dia. Expansion Joints Designed for an Oil and Gas Facility
December 3, 2018
30 inch Dia. Expansion Joints Designed for an Oil and Gas Facility
Type: Single Expansion Joints
Size: 24″ F-F | 30″ Diameter
Design: 304 Stainless Steel | Carbon Steel
Material: 800°F @ 275 psig | 1″ Axial Compression
Testing: Hydro-tested

These single expansion joints were custom engineered for an oil and gas facility in Texas. The bellows, liner, and cover are fabricated from 304 stainless steel, while the flanges and tie rod assemblies from carbon steel. The units are 30″ in diameter, 24″ face-to-face and include control rods. They are designed for an operating temperature of 800°F at 275 psig and 1″ of axial compression. All expansion joints were hydro-tested prior to shipment.

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36″ Dia. Externally Pressurized Expansion Joints Designed for a Power Plant in Venezuela
October 29, 2018

36” Dia. Externally Pressurized Expansion Joints Designed for a Power Plant in Venezuela

Type: Externally Pressurized Expansion Joints
Size: 36″ I.D. | 56″ OAL | 10″ Face-to-Face
Design: Hastelloy C-276 Bellows | A36 CS Flanges & Spool
Material: 60 PSIG at 572°F | 9.75″ Axial Compression
Testing: 100% Dye-Penetrant | Hydro-Tested

U.S. Bellows custom designed externally pressurized expansion joints for a power plant in Venezuela. The units are 56″ in overall length and have a 36″ inside diameter. The bellows are fabricated from Hastelloy C-276 and the flanges and spool are A36 carbon steel. The units are designed for an operating pressure of 60 psig at 572°F and 9.75″ of axial compression. The expansion joints were 100% dye-penetrant tested and hydro-tested prior to shipment.

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Thick-Wall Flanged and Flued Head Expansion Joints Designed for Boiler and Furnace Replacement
October 15, 2018

Thick-Wall Flanged and Flued Head Expansion Joints Designed for Boiler and Furnace Replacement

Type: Thick-Wall Flanged & Flued Head Expansion Joints
Size: 52-7/8″ I.D. | 83-5/8″ I.D. | 10″ Face-to-Face
Design: ASTM A 516-70 Carbon Steel
Material: 250″ Water Column
Testing: 100% Dye-Penetrant | Soap & Air Leak | Hydro-Tested

U.S. Bellows custom designed thick-wall flanged and flued head expansion joints for a boiler and furnace replacement at a chemical plant in Kentucky. The units were completely fabricated from ASTM A 516-70 carbon steel. The smaller unit’s inside diameter is 52-7/8″ and the larger unit is 83-5/8″. Both units are 10″ face-to-face. They are designed for an operating pressure of 250″ water column. The expansion joints were 100% dye-penetrant tested, soap & air leak tested, and hydro-tested prior shipment.

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Rectangular Metallic Expansion Joints Designed for an Exhaust Duct
September 16, 2018

Rectangular Metallic Expansion Joints Designed for an Exhaust Duct

Type: Rectangular Metallic Expansion Joint
Size: 16.5″ x 14.75″ x 12″ F-F
Design: 304 Stainless Steel
Material: Operating Temp: 800°F @ +/- 20″ WC
1″ Axial Compression | 0.25″ Angular Rotation
Testing: 100% Dye-penetrant tested | Soap & Air Tested

U.S. Bellows custom designed these rectangular metallic expansion joints for an exhaust duct application in Wisconsin. They are 16.5″ x 14.75″ and 12″ face-to-face. The units are completely fabricated from 304 stainless steel. They are designed for an operating temperature of 800°F at a +/- 20″ water column, with 1″ of axial compression and 0.25 degrees of angular rotation. The expansion joints were 100% dye-penetrant tested and soap & air tested prior to shipment.

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Universal Expansion Joints Designed for a Tank Farm
September 3, 2018

Universal-Expansion-Joint-155090v2

Type: Universal Expansion Joint
Size: 24″ Dia. x 48″ F-F | 20″ Dai. x 50″ F-F
Material:  Carbon Steel | 316 Stainless Steel
Design: Operating Temperature: 180°F
Pressure: 264 PSIG
Movement: 2.75″ Lateral Deflection
Testing: 100% Dye-penetrant tested, X-rayed, Hydro-tested

These universal expansion joints were designed by U.S. Bellows for a tank farm application in Saudi Arabia. 16 of the units were 24″ dia. x 48″ face-to-face and 8 of the units were 20″ dia. x 50″ face-to-face. The bellows were fabricated from 316 stainless steel with the rest of the components from carbon steel. They are designed for an operating pressure of 264 psig at 180°F with 2.75″ of lateral deflection. The units were 100% dye-penetrant tested, x-rayed and hydro-tested prior to shipment.

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Refurbishment on a 72 Year Old Hinged Expansion Joint
August 13, 2018

Hinged expansion joint 166169

Type: Single Hinged Expansion Joint
Size: 26-3/4″ length x 42-1/2″ diameter
Material: CS | 304 SS | Inconel 625 LCF | Kaowool
Design Operating Temperature: 1,100°F
Pressure: 100 PSIG
Movement: 3° of Angular Rotation
Testing: Hydrotest at 100 PSIG

U.S. Bellows, Inc. refurbished a 72 year old single hinged expansion joint for a refinery in Louisiana. The expansion joint is 42-1/2″ in diameter and 25-3/4″ in length. The bellows are fabricated from Inconel 625 LCF, the liners are 304H stainless steel, the body is carbon steel and the insulation is Kaowool. The unit is designed for an operating pressure of 100 psig at 1,100°F and 3° angular rotation. A hydro test at 100 psig was conducted prior to shipping the unit after one week.

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11 Foot Diameter Hinged Expansion Joints Designed for Vacuum Service in an Air-Cooled Condenser Unit in New York
July 30, 2018

Hinged expansion joint 152499

Type: Single Hinged Expansion Joints
Size: 64″ length x 127″ diameter
Material: Carbon Steel and 304 Stainless Steel
Design Operating Temperature Range: -10°F to 121°F
Pressure: 15 PSIG
Movement: 0.6° of Angular Rotation
Testing: 100% Dye Penetrant Test | Vaccum tested at 28.5″ of Mercury | 100% X-Rayed.

U.S. Bellows custom designed Single Hinged Expansion Joints for vacuum service in high-velocity steam and condensate duct for an air-cooled condenser unit in New York. The bellows are fabricated from a 304 stainless steel. The weld-ends and hardware are fabricated from carbon steel. The units are 127″ in diameter and 64″ overall length. They are designed for an operating pressure at full vacuum to 15 psi at -10 to 121°F and 0.6° of angular rotation. The units were vacuum tested at 28.5″ of mercury, 100% dye-penetrant examined, and the bellows longitudinal seams were 100% X-rayed.

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24 Foot Long Universal Expansion Joint Custom Designed for a Steam Turbine
July 16, 2018

148702a1

Type: Rectangular metallic Universal Expansion Joint
Size: 291.75″ long x 62″ wide x 76″ high
Design:  Operating Temperature Range: 850°F
Pressure: 1.5 PSIG
Movement: 1.5″ Axial Compression
Material:  A36 Carbon Steel and 304 Stainless Steel
Testing: 100% Dye Penetrant Test and Pneumatic Test

U.S. Bellows custom designed this universal rectangular expansion joint for a steam turbine facility in Alaska. The bellows and liner were fabricated from 304 stainless steel and the weld ends from A36 carbon steel. The unit is 62″ wide, 291.75″ in length, and 76″ in height. It is designed for an operating temperature up to 850°F at 1.5 psig and 1.5″ of axial compression. The expansion joint was 100% dye-penetrant tested and pneumatic tested prior to shipment.

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Big Ton Spring Supports for an Oil Refinery in Australia
July 2, 2018

PT&P Custom Designed Big Ton Spring Supports for an Oil Refinery in Australia

 

Type: Big Ton Spring Supports
Material: Carbon Steel w/ HDG Finish
Design: 13,457 lb. Load | 0.35″ Vertical
Testing: Load and Travel Tests

These big ton springs are used in supporting large heavy units such as compressors, vessels and pumps in power and petrochemical plants. The housing and frame are fabricated from carbon steel and hot-dipped galvanized, and the spring coils are dipped in a neoprene coating. The units are 48” x 40” x 20”. The big ton spring support is designed to allow limited movement of 0.35″ upwards and an operating load of 13,457 lb. This design saved the customer from having to entirely redesign the piping system, which saved them thousands of dollars. Load and travel tests were performed prior to shipping to an oil refinery in Australia.

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Rectangular Rubber Expansion Joints for Centrifuge Suction and Discharge of Paraxylene Application at a Chemical Plant
May 21, 2018

Rectangular Rubber Expansion Joints for Centrifuge Suction and Discharge of Paraxylene Application at a Chemical Plant

Type: Rubber Expansion Joint
Size: 59.5″ x 20.25″ x 14″ FTF | 29.875″ x 22.75″ x 14″ FTF
Design: Viton Rubber | 304 Stainless Steel | Carbon Steel
Material: 250°F, 5 psig, & 0.25″ Axial & Lateral
Testing: Hydro-tested at 5 psig

These rectangular Viton rubber expansion joints were custom-designed for a suction and centrifuge discharge of paraxylene application at a chemical plant in India. The units are 59.5″ x 20.25″ x 14″ face-to-face and 29.875″ x 22.75″ x 14″ face-to-face. The belt material is made from Viton rubber with a 304 stainless steel liner and carbon steel retaining bars. They are designed for an operating temperature up to 250°F at 5 psig, with 0.25″ of axial compression and lateral deflection. The units were hydro-tested to 5 psig before shipment.

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