Login English Home About Us Products Services Resources Contact Us Knowledge Base for Metal Bellows Expansion Joint Design & Application Expansion joint's purpose, design, and how metal bellows function Introduction to Badger Industries Badger designed and manufactured our first metal bellows and metal bellows expansion joint in 1916. Since that time, metal bellows and metal bellows expansion joint design has improved, and the number of industrial applications grown significantly. Badger is pleased to provide insight into metal bellow’s purpose, design, and how metal bellows function. The data presented in this handbook is consistent with the Standards of the Expansion Joint Manufacturers Association (EJMA), of which Badger is a founding member. Bellows Purpose Metal Bellows are used to absorb thermal movements of pressure vessels, piping, and ducting systems while retaining system design pressure at system design temperature. Regardless of the manufacturer and manufacturing method, the metal bellows terminology is consistent. Related Downloads: Knowledge Base Handbook for Metal Bellows Expansion Joints Metal Bellows Expansion Joint Design & Application Metal Bellows Design and Manufacturing Metal Bellows Movement Capabilities Metal Bellows Pressure Thrust Metal Bellows Pressure Retaining Capabilities Metal Bellows Stresses Metal Bellows Cycle Life Metal Bellows Spring Rate Metal Bellows Expansion Joint Components and Accessories Expansion Joint Axial Movement Expansion Joint Combined Movements Expansion Joint Angular Movements Visit Badger Industries Contact Badger Industries - United States For sales in the United States, please contact: 100 Badger Drive - Zelienople, PA 16063 Phone: (724) 452 4500 Fax: (724) 452 0802 sales@badgerind.com Hours: M-F 8am - 5pm Contact Badger Industries - China For sales in China, please contact: 289 Wujin Rd., Haitai Time Tower, Suite 1602 - Shanghai, China 200080 Phone: +86 (0) 21 63096008 Fax: +86 (0) 21 63099668 china@badgerind.com Hours: M-F 8am - 5pm Quick Links: Home About Products Services Our Customers Industries Contact Us © Copyright 2020 Badger Industries. All Rights Reserved.