July 15, 2014
The Maximum Principle Theory states that yielding happens and the magnitude of 3 perpendicular stresses exceed yield point strength of material.
Upcoming Live Webinar
Sign-up for a Live Technical Webinar…
U.S. Bellows 101 - The Basics of Expansion Joints
Date: Thursday, October 9, 2025 - Register for 10:00 am OR 2:00 pm
*Note: Time Zone is CDT * Central Daylight Savings Time / GMT -5h
Live Webinars are 1 PE/PDH Credit for TX Professional Engineers
Listen to in-depth explanations on how to choose the type of expansion joint that will best suit your system. Learn about the bellows movements throughout the piping system due to thermal changes of mechanical motion. Increase your understanding of the different types of expansion joints and value-added services offered by U.S. Bellows.
Upcoming Webinars:
October 16th: Pipe Support Field Inspection, Installation and Maintenance Webinar 10:00 am OR 2:00 pm
October 23rd: U.S. Bellows - Expansion Joints In-depth Webinar 10:00 am OR 2:00 pm
October 30th: Engineered Spring Supports (Practical, Hands-on Approach) Webinar 10:00 am OR 2:00 pm
View video recordings from past webinars…
Online Course
Expansion Joint Application and Design
Our Expansion Joint course was developed for the following disciplines…
- Piping system designers that may decide to use expansion joints
- Expansion joint designers use the information provided by piping system designers to determine the best design to meet the requirements.
- Designers that use modern software systems to evaluate different options
- Engineers / Managers: field, maintenance, process, operations, construction, surveyors
*This online course is approved for 8 hrs. P.E. Credits
Register Now