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Specification Form

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Expansion Joint Specifications

  SIZE

Pipe Size of Application (inches)
Nominal pipe size (I.D.)

Installed Length (inches)
Dimension between mating flanges. Also known as:
Flange-to-flange, OAL or Takeout.

  FLOWING MEDIUM

Flowing Medium
Indicate fluid being piped.  Refer to our "Chemical/Rubber Guide" for elastomer compatibility.

Type of Medium
Indicate if liquid, gas, slurry, solids, etc.

Temperature of Flowing Medium (F)
Indicate both operating and maximum temperatures at the expansion joint

Op.

Max.

Note: See Table: "Comparative Properties of Typical Proco Products, Inc. Elastomers"

  PRESSURES

Operating Pressure of the System
Actual pressure in which system works in normal conditions (use PSIG and "Hg)

+

-

Design Pressure of the System
Highest/most severe pressure expected during operation (use PSIG and "Hg)

+

-

Surge Pressure of the System
Increased pressure due to pump starts, valve closings, etc.  (use PSIG and "Hg)

+

-

Test Pressure of the System
Hydrostatic test used to demonstrate system capability  (use PSIG and "Hg)

+

-

Type of Pressure
Constant, intermittent, shock, pulsating, etc.

  MOVEMENTS

Axial Compression
In inches as a result of pipe extension-expansion

Actual Extension
In inches as a result of pipe contraction

Lateral Deflection at Joint
In inches

Angular Movement at Joint
In degrees

Torsional Movement at Joint
In degrees

  MISCELLANEOUS

Pipe Flange Drilling
Indicate specific standard such as: ANSI,DIN, JIS, B5, Navy.
If special, provide: Flange O.D., Bolt Circle, Number & Size
of Holes

Mating Pipe Flange Thickness
In inches

Location of Joint Installation
Indoors or outdoors

Retaining Rings
Are required on all installations.  Reusable, they need not be ordered with replacement or spare expansion points

Yes

No

Control Unit Assemblies
Are recommended for use in all expansion joint applications.  Control units must be used when piping support or anchoring is insufficient

Yes

No

Hydrostatic Test of Joint Required by Manufacturer of Product

Yes

No

Quantity Required

 

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Typical Applications:  HVAC | Power Generation | Waste Water | Plastic/FRP


Proco Products  2431 North Wigwam Drive, Stockton, CA  95205
P.O. Box 590, Stockton, CA  95201-0590
Toll Free (US & Canada)  800-344-3246 
Phone: 209-943-6088   Fax: 209-943-0242      
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