| Specialty
Plugs Features:
Non-Standard Sizes, Configurations and Applications
Mechanical
Research & Design welcomes requirements that are outside
normal ranges. We will "go the extra mile" to
assist you in developing and producing non-standard plugs,
seals, specialty plugs and
testers. We have the in-house capabilities to evaluate, design,
build and install our products in any situation. We can
engineer
specialty plugs suitable for underwater, underground or any
hostile, hazardous environment and have the ability to
provide
underwater installation
services. |
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Flange
Weld Tester
The "SEALFAST" Flange Weld Tester is used to test
the welded or threaded joint of a flange without the need to test
the complete system. This tool consists of a mating flange and
internal inflatable seal that isolates the joint allowing the
user to check this joint for leakage. They are available in sizes
from 3 inches to 96 inches and can withstand test pressures up
to 250 psig. |
|
Flow
Through By-Pass Plug
The specialty plug, "SEALFAST" By-pass Plug,
features a flanged connection, which allows pumping or draining
process
fluids
from
one section of the pipe to another. This flanged feature also
allows the user to meter the flow of a pipeline from full flow
to shut off. For bypassing damaged sections of pipeline. Flanged
and threaded connections available. |
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Split
Plug
The specialty plug, "SEALFAST" Split Plug,
for use where access to pipe is limited (manholes, manways,
etc).

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Multi
Seal
The "SEALFAST" Multi Seal is used in Applications
where redundant sealing means are required. |
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Square
and irregularly shaped
The "SEALFAST" Square and irregularly shaped are
available upon request from sizes 3" through 30 feet. These
plugs which are built to your size/configurations can be used
in doors, tunnels, channels, aquaducts or any size/shape opening
during construction or maintenance outages. |
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Multi-Size
The "SEALFAST" Multi-Size for testing joints in
tapered pipe sections or reduced pipe sections. |
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Remotely-Installed
Plugs
The "SEALFAST" Remotely Installed Specialty Plugs
can be ordered to be installed remotely from a dry/safe location.
Consult
factory for details. |
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Fail-Safe
Plugs
Fail-safe specialty plugs are spring loaded to seal themselves,
and require the application of air or hydraulic pressure to unseat
the plug
for removal. |
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| For
more information on SEALFAST Design, click
here.
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