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[
EJ GUIDE ]
Inspection During and Immediately After System Pressure Tests
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WARNING: EXTREME
CARE MUST BE EXERCISED WHILE INSPECTING ANY PRESSURIZED
SYSTEM OR COMPONENT.
A visual inspection of the system
shall include checking for the following:
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Evidence of
leakage or loss of pressure.
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Distortion or
yielding of anchors, expansion joint hardware, the
bellows and other piping components.
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Any unanticipated movement of the piping due to pressure.
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Evidence of
instability
(squirm) in the bellows.
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The guides, expansion joints and other moveable parts of the
system shall be inspected for evidence of binding.
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Any evidence of
abnormality or damage shall be reviewed and evaluated
by competent design authority.
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EJ Guide
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= Featured Product =
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+ View larger images
Go to featured
product archives
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U.S. Bellows, Inc. Designed and Fabricated 50
Universal Expansion Joints for an Air Force Base in New Mexico
(Ref#91376-A1, EA) 11/14/2007
U.S. Bellows, Inc. fabricated 50 expansion joints from 304L
stainless steel. The expansion joints were 6" and 8" sizes. The 6"
expansion joints are 24" face to face and the 8" expansion joints
are 26" face to face. All of the expansion joints are fabricated
with liners that are also made with 304L stainless steel. The design
temperature was 200°F and the design pressure was 200 PSIG. The
expansion joints were dye-penetrant tested and hydro tested at 300
PSIG. U.S. Bellows, Inc. provides 100% customer satisfaction in
terms of quality and delivery.
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FAX: (713) 731-8640