ASTM F2437/F2437M-17,Standard Specification for Carbon and Alloy Steel Compressible-Washer-Type Direct Tension Indicators for Use with Cap Screws, Bolts, Anchors, and Studs. ASTM F2437/F2437M-17 covers the requirements for carbon and alloy steel compressible-washer-type direct tension indicators (DTIs) capable...
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