DTI
- ASTM F959 – 07a and F959M – 07 Compressible-Washer-Type Direct Tension Indicators for Use with Structural Fasteners [imperial/metric]
- BS 7644-1 : 1993 Direct tension indicators. Specification for compressible washers
- CEN prEN 14399-9 High-strength structural bolting assemblies for preloading
- ASTM F 2437-06 for Carbon Steel Compressible-Washer-Type Direct Tension Indicators for use with Cap Screws, Bolts, Anchors, and Studs
- TurnaSure manufactures the world’s largest variety of Direct Tension Indicator Washers (DTIs).
Size Range:
- DIA : M12-M40
Finishing:
- Black (original)
- Mechanical Zinc Galvanized