DTI Washer

DTI Washer

ASTM F 959-2005a
Compressible-Washer-Type Diredt Tension Indicators for Use with Structual Fasteners

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Product Details

A DTI washer is a specialty load indicating washer which contains little arches on the washer surface that flatten when installed to the correct tension.

The ASTM describes as “capable of indicating the achievement of a specified minimum bolt tension in a structural bolt and are intended for installation under either a bolt head or a hardened washer”.


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