Johnson Packings & Industrial Products, Inc.
Engineered Sealing Solutions from Johnson Packings
Metal Expansion Joints
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Expansion Joint Options
End Connection Options
Liner Options
Size Range
Available Alloys
Multi-Ply Bellows
Redundant Ply Bellows
Hose Master™ Expansion Joint Catalog
 

Hose Master Expansion Joints


Expansion Joint Options
 

Expansion Joint Options


End Connection Options
 

End Connection Options


Liner Options
 

Liner Options


Size Range
 
  • 2" through 96" diameter pipe sizes (tube sizes also available)
  • Single ply bellows up to 0.125" thick
  • Multi-ply bellows up to 0.150" thick (i.e. 6 plies of .025" thick)

Available Alloys
   
  • Stainless Steels including:
  T304, T304L, T309, T310, T321, T316, and T316L
  • Nickel Alloys including:
  400, 600, 625, 625CLF, 800, 800H, Nickel 200, and C276
   
Note: Other alloys are available upon request

Multi-Ply Bellows
Multi-Ply Bellows are designed by nesting together multiple, thin, concentric tubes. They withstand the pressure as a single thickness equal to the sum of the plies, but for deflection are stressed individually. The result is a much more flexible bellows with lower spring rates and higher life cycle.
For example, a bellows made of three plies of 0.010" thick T321 SS has the same pressure rating as a single ply of 0.030" thick T321 SS, but will compress with 1/7th the force, and has a rated cycle life that is 160 times the single ply design.

Redundant Ply Bellows
This design is used for critical applications where safety or preventing downtime are the most important considerations. Like multi-ply bellows, this design includes separate plies. However, for this style, each ply is designed to handle the working parameters of the application. An access port to the space between the two plies allows for installation of a leak monitoring device. The redundant ply also provides for leak containment should the inner ply fail.

Hose Master Catalog

For more information regarding any of the Hose Master™ expansion joints above, or for styles not listed on our website, please visit the Hose Master™ Expansion Joints homepage, or download their Expansion Joint Catalog (PDF, 1.44 MB).

Johnson Packings is a Hose Master™ Distributor. With over 85 years of supplying expansion joints, gaskets, seals, and packings, we can help you with any and all of your fluid-sealing needs.

 
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Headquarters: 21 Deer Park Drive, P.O. Box 545, East Longmeadow, MA 01028 | 413-525-5555 | Fax: 413-525-5520
Branch Office: 1185 Hammond Street, Unit 4, Bangor, ME 04401 | 207-262-7110 | Fax: 207-262-7118