ASTM F959 DTI Washers - Precision Bolts
网页ASTM F959 covers the requirements for compressible washer type direct tension indicators in diameters ranging from 1/2” to 1-1/2” inclusive. DTIs are intended for installation under either a bolt head or a hardened washer. These washers are capable of indicating the achievement of a specified minimum bolt tension.
DTI Washers - McMaster-Carr
网页ASTM F959 Type A490 washers have greater tensile strength than A325 washers to handle more weight and stress. They’re useful for high-weight structural applications, such as roofs, foundations, beams, and scaffolding. Pair them with ASTM A490 bolts. Class 8. 8 washers are designed to support structural screws, studs, and nuts.
Load Indicating Washers (DTI) - Portland Bolt
网页Load indicating washers (LIW) are used to develop the correct tension when installing A325 or A490 structural bolts. Standard DTIs and Squirter™ DTIs are made to ASTM F959. Load indicating washers may be available for other bolt grades as well.
ASTM F959 Washers - McMaster-Carr
网页When you’ve applied the correct tension, these washers release an orange dye as a visual indicator. Class 8.8 washers are designed to support structural screws, studs, and nuts. Use them with DIN 6914 structural hex head bolts and DIN 6915 structural hex nuts.
ASTM F959 - Portland Bolt
网页ASTM F959 covers the requirements for compressible washer type direct tension indicators in diameters ranging from 1/2” to 1-1/2” inclusive. These washers are capable of indicating the achievement of a specified minimum bolt tension. They are available in two grades for use with A325 and A490 structural bolts and are also available in a ...
ASTM F959 Direct Tension Indicator Washers, Galvanized - STS …
网页ASTM F959, Type A325 Direct Tension Indicator (DTI) washers are used to indicate the correct bolt tension when an A325 structural bolt is installed. The DTI is placed under a hardened surface such as a bolt head, nut, or hardened washer, with the bumps facing away from the structural steel.
Squirters (DTI) - Haydon BoltsHaydon Bolts
网页Squirter® DTI Washers are hardened DTI (Direct Tension Indicator) washers that when the proper tension has been applied to the washer, a colored silicone material will squirt out giving you a visual indication that the proper tension has been achieved. Squirter DIT’s are manufactured to the ASTM F959 specification.
F959/F959M Standard Specification for Compressible-Washer …
网页2023年11月9日 · This specification covers the requirements for two types (Types 8.8 and 10.9) of compressible-washer-type direct tension indicators, in nominal diameter sizes M16 through M36, 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 ...
ASTM F959/959M Direct Tension Washers Specification
网页ASTM F959 / F959M specification covers the requirements of compressible washer type direct tension indicators, (DTIs) capable of indicating the achievement of a specified minimum tension in a structural bolting assembly.
ASTM-F959 Load Indicator & DTI Washers | Brazos Fasteners
网页ASTM F959-DTI (direct tension indicators) washers are typically installed either under the head of a hex bolt (A325) or a harden washer (F436), to indicate the correct tension when an A325 structural bolt is installed.