ASTM F959-15
Standard Specification for Compressible-Washer-Type Direct Tension Indicators for Use with Structural Fasteners

Standard No.
ASTM F959-15
Release Date
2015
Published By
American Society for Testing and Materials (ASTM)
Status
Replace By
ASTM F959/F959M-17
Latest
ASTM F959/F959M-17a(2023)
Scope

1.1 This specification covers the requirements for compressible-washer-type direct tension indicators, (DTIs) capable of indicating the achievement of a specified minimum bolt tension in a structural bolt.

1.2 Eight types of DTIs in nominal diameter sizes 1/2 through 11/2 in. as well as M16 through M36 are covered:

1.2.1 Type 325-1—DTIs for use with Specification A325 Type 1 bolts or F8201; or F1852 assemblies.

1.2.2 Type 325–3—DTIs for use with Specification A325 Type 3 bolts or F1852 Type 3 assemblies.

1.2.3 Type 490–1—DTIs for use with Specification A490 Type 1 bolts or F2280 assemblies.

1.2.4 Type 490–3—DTIs for use with Specification A490 Type 3 F2280 Type 3 assemblies.

1.2.5 Type 8.8-1—DTIs for use with Specification A325M Type 1 bolts.

1.2.6 Type 8.8-3—DTIs for use with Specification A325M Type 3 bolts.

1.2.7 Type 10.9-1—DTIs for use with Specification A490M Type 1 bolts.

1.2.8 Type 10.9-3—DTIs for use with Specification A490M Type 3 bolts.

1.3 DTIs are intended for installation under either a bolt head or a hardened washer. (See Research Council on Structural Connections: Specification for Structural Joints Using High–Strength Bolts.)

1.4 This specification provides for furnishing Type 3 DTIs to a Chemical Composition Requirement or a Corrosion Resistance Index (CRI) at the manufacturer’s discretion.

1.5 Terms used in this specification are defined in Terminology F1789 unless otherwise specified.

1.6 The following precautionary statement pertains only to the test method portions, S......

ASTM F959-15 history

  • 2023 ASTM F959/F959M-17a(2023) Standard Specification for Compressible-Washer-Type Direct Tension Indicators for Use with Structural Fasteners, Inch and Metric Series
  • 2017 ASTM F959/F959M-17a Standard Specification for Compressible-Washer-Type Direct Tension Indicators for Use with Structural Fasteners, Inch and Metric Series
  • 2017 ASTM F959/F959M-17 Standard Specification for Compressible-Washer-Type Direct Tension Indicators for Use with Structural Fasteners, Inch and Metric Series
  • 2015 ASTM F959-15 Standard Specification for Compressible-Washer-Type Direct Tension Indicators for Use with Structural Fasteners
  • 2013 ASTM F959-13 Standard Specification for Compressible-Washer-Type Direct Tension Indicators for Use with Structural Fasteners
  • 2009 ASTM F959-09 Standard Specification for Compressible-Washer-Type Direct Tension Indicators for Use with Structural Fasteners
  • 2007 ASTM F959-07a Standard Specification for Compressible-Washer-Type Direct Tension Indicators for Use with Structural Fasteners
  • 2007 ASTM F959-07 Standard Specification for Compressible-Washer-Type Direct Tension Indicators for Use with Structural Fasteners
  • 2006 ASTM F959-06 Standard Specification for Compressible-Washer-Type Direct Tension Indicators for Use with Structural Fasteners
  • 2005 ASTM F959-05a Standard Specification for Compressible-Washer-Type Direct Tension Indicators for Use with Structural Fasteners
  • 2005 ASTM F959-05 Standard Specification for Compressible-Washer-Type Direct Tension Indicators for Use with Structural Fasteners
  • 2004 ASTM F959-04 Standard Specification for Compressible-Washer-Type Direct Tension Indicators for Use with Structural Fasteners
  • 2002 ASTM F959-02 Standard Specification for Compressible-Washer-Type Direct Tension Indicators for Use with Structural Fasteners
  • 2001 ASTM F959-01a Standard Specification for Compressible-Washer-Type Direct Tension Indicators for Use with Structural Fasteners
  • 2001 ASTM F959-01 Standard Specification for Compressible-Washer-Type Direct Tension Indicators for Use with Structural Fasteners
  • 2002 ASTM F959-99a Standard Specification for Compressible-Washer-Type Direct Tension Indicators for Use with Structural Fasteners



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