PT&P designed 100-F type constant spring supports for an oil refinery in Alabama. These custom constant spring supports are 32” x 12” x 23.5” and designed to support an operating load of 650 lb. with 14” of total travel. The constants are fabricated from A36 carbon steel and the coil is from 5160H alloy material. Standard load and travel testing were completed to ensure the quality and performance of these constants.

Live New Webinar
Sign-up for a Live Technical Webinar…
Shock Control, Restraint & Support Devices Webinar
Date: Thursday, May 1, 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
Explore the various applications of snubbers, sway braces, and sway struts in piping systems and equipment. Learn how these products help prevent pipe system failure due to seismic loads, flow transients, wind loads, safety valve thrust loads, or pipe rupture. Discover the various tests performed within PT&P’s facility to ensure product quality, including cycle testing, travel testing, and load testing. Finally, view the value-added services offered by PT&P and rest assure that your shock control, restraint, and support device needs can be covered by our 24×7 web-based emergency services, field services, and quick turnaround time when you need it most.
Upcoming Webinars:
May 8th: U.S. Bellows - Expansion Joints In-depth Webinar 10:00 am OR 2:00 pm
May 15th: Pipe Support Engineering & Design Webinar 10:00 am OR 2:00 pm
May 22nd: Fabric Expansion Joints Webinar by U.S. Bellows, Inc. 10:00 am OR 2:00 pm

Online Course
Piping Design and Analysis Influence on Pipe Support Selection and Design
Surveying a piping system? Need to change a current system?
This course is also great for…
• New Engineers, Management and Operations
• Field, Process, Maintenance and New Engineers
• Piping and Piping System Designers and/or Instructors
*This online course is approved for 8 hrs. P.E. Credits