Twin-Path® Slings
Test Procedures
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For proof testing,
the pins shall be 1" diameter or larger.
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Proof tests shall consist of pulling the slings
to twice their rated capacity. Slings shall be
held at the proof test limit for a period of
15 seconds and then the tension may be released.
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Testing of Twin-Path® Sling
products and load yarn shall be on a certified
and currently calibrated testing machine,
which meets or exceeds the standards as described
in
ASME E-4.
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Break testing of slings shall be as above with
results documented. Pin size for break testing
should be a diameter equal to half the sling
width, or larger.
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Proof testing is recommended for every sling.
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After the sling is proof tested, the Tell-Tails
should then be trimmed to length prior to shipment.
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Repaired fittings or slings shall be proof-tested
before they are returned to service.
THESE RECOMMENDED STANDARD SPECIFICATIONS
HAVE BEEN FORMULATED AS A GUIDE TO USERS,
INDUSTRY AND GOVERNMENT TO INSURE THE PROPER
USE, MAINTENANCE AND INSPECTION OF TWIN-PATH® LIFTING
SLING PRODUCTS.
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