1.1 This specification covers the requirements for compressible-washer-type direct tension indicators capable of indicating the achievement of a specified minimum bolt tension in a structural bolt.1.2 Four types of direct tension indicators in n
ASTM
Standard Specification for Compressible-Washer-Type Direct Tension Indicators for Use with Structural Fasteners
STD-64842
2007
2007-04-01
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