February — 2013 — The Expansion Joints Blog


Archive for February, 2013

84″ & 14″ Dia. Single Expansion Joints Custom Designed for a Pipe Line in an Utility Plant

February 16th, 2013 Comments off

84" Dia. Single Expansion Joints Custom Designed for a Pipe Line in an Utility Plant

14" Dia. Single Expansion Joints Custom Designed for a Pipe Line in an Utility Plant

U.S. Bellows custom designed 14″ dia. and 84″ dia. single expansion joints for a pipe line in an utility plant in Colorado. The bellows are 304 stainless steel and carbon steel was used for the flanges and tie rods. The assemblies were designed for a spring rate of 2,530 lb/in., 1″ axial movement at 300°F and 37 psig. The assemblies were dye penetrant examined and air tested with a delivery of 12 weeks.

Planned or Unplanned Outage?

February 10th, 2013 Comments off
Our field service team is available 24/7 during your plant turnaround!
  • Our team can assist with plant walk-downs to assess your plant for maintenance, repair or replacement of expansion joints and pipe supports
  • Our engineers are available day or night for guidance on placement, materials, finishes, etc.
  • Our field service team will guide you through installation, start-up, and replacement
  • We stock over 1500 bellows, over 100,000 lb. of insulation materials, over 30,000 spring coils, and over 1 million pounds of standard items
  • Afterwards, receive training to monitor, identify potential failure, learn correct size and selection of expansion joints and pipe supports per application
  • We can develop a data book of existing pipe supports and expansion joints and their conditions in order to identify potential maintenance issues in upcoming turnarounds.

View Some of Our Emergency Projects

Refurbishment of 4" Dia. Expansion Joint in One DayRefurbishment of 4″ Dia. Expansion Joint in One Day

This expansion joint received in the morning and shipped to the customer the very same day.



Same Day Turnaround During Emergency ShutdownSame Day Turnaround During Emergency Shutdown

Same day delivery enabled the customer to resume operations with minimum loss of time and production.





Quick Turnaround of Refurbished Expansion Joint

A service call came in when a leak was discovered resulting from a crack in the bellows of a pressure balanced elbow expansion joint. New bellows were fabricated, carbon steel root rings and cover bolts were replaced, and the unit was back in service in high pressure turbine crossover piping within a few weeks.

Need to talk with one of our field service technicians? call us at (281) 241-9418 Or fill out the emrgency request form

102″ Dia. Single Hinged Expansion Joint and Duct Work Assembly and Two 92″ Single Expansion Joints

February 4th, 2013 Comments off

102" Dia. Single Hinged Expansion Joint and Duct Work Assembly

Two 92" Single Expansion Joints

U.S. Bellows designed a 102″ dia. single hinged expansion joint and duct work assembly, along with two 92″ single expansion joints for a coal gasification facility in Mississippi. Both the assembly and expansion joints were fabricated from carbon steel with 304 stainless steel bellows, and designed for 3.6° angular movement at 825°F and 3 psig. The expansion joints were dye penetrant examined, 100% x-rayed and soap and air tested prior to shipment.


Contact Us: +1 (281) 241-9418 Toll Free: (855) 591-0906 Fax: +1 (713) 731-8640 sales@usbellows.com
Our Parent Company: Piping Technology Pipe Supports, Pipe Clamps, Pipe Hardware & Insulated Pipe Shoes
Fellow Subsidiaries: Sweco Fab: ASME Vessels, Pig Launchers, Duct Work, Strainers & Spectacle Blinds
 Pipe Shields: Pre-Insulated Pipe Supports, Slides, Guides & Anchors

Fronek Anchor/Darling
: Snubbers, Sway Struts & Sway Braces

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