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What is expansion joint ply?
|Ply refers to the number of sheet metal thicknesses used in the forming of the bellows. Therefore, a 2-ply bellows would be composed of two sheets of metal.
48" Tied Universal Expansion Joint with Two-ply Bellows
How much expansion can a flanged and fluid expansion joint accommodate?
Added on Thu, Feb 10, 2011
Why do expansion joints have one loose flange?
Added on Wed, Jun 29, 2011
What is a heat exchanger bellows?
Added on Tue, Feb 8, 2011
Do hinged expansion joints have to be designed for pressure thrust?
Added on Sat, Dec 10, 2011
Why is the annealing of stainless steel bellows required?
Added on Wed, Jul 6, 2011