Views: 2 Author: Site Editor Publish Time: 2017-04-17 Origin: Site
Tied Expansion Joint Designs
Tied Expansioin Joints
Most Common Types:
Hinged Expansion Joints
In-line pressure Balance Expansion Joint
Gimbaled Expansion Joints
Tied Single & Universal Expansion Joints
Features:
Single or dual bellows with restraining hardware
Typically used for high pressure service
More complex=higher cost for expansion joint
Limited degrees of freedom
Pressure thrust restrained by hardware
Anchors only affected by bellows spring rate=low force
Expansion Joints Made using a Single or Multiple Bellows
Tied = NO Pressure Thrust
Single-Hinged Expansion Joint
Angular rotation in one plane
Double –Hinged Expansion Joint
Lateral movement in one plane
* Option for slotted hinged joints
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