Torque Tension Test Standard

A typical test set up is shown in figure 2.

Torque tension test standard.

Most often a torque wrench is what we will use to test torque. This international standard specifies the conditions for carrying out torque clamp force tests on threaded fasteners and related parts. A torque tension test is the measurement of the input torque required for a bolted joint to achieve a specified tension. D5648 01 2019 torque tension relationship of adhesives used on threaded fasteners lubricity d5649 15.

This standard provides a test method for determining the torque tension relationship of a fastener finish as applied to a surrogate screw for the purpose of measuring the frictional characteristic of the fastener finish. Ratchet extensions do not affect the torque reading because they do not extend the lever arm. D4562 01 2019 shear strength of adhesives using pin and collar specimen. It is applicable basically to bolts screws studs and nuts made of carbon steel and alloy steel whose mechanical properties are specified in iso 898 1 iso 898 2 or iso 898 6 having iso metric threads.

There are few precautions that should be taken while using torque wrench. 2 a type resin is. Torque strength of adhesives used on threaded fasteners. If you re an engineer outside california and you desire to use the test proof loads detailed in the cbc it s a generally accepted standard practice to do so.

In other words how tight do i need to tighten my bolt in order for the joint to reach a certain tension. Astm d3198 standard test method for application and removal torque of threaded or lug style closures astm d3810 standard test method for minimum application torque of type ia child resistant closures astm d5648 standard test method for torque tension relationship of adhesives used on threaded fasteners lubricity. Select a wrench that reads the desired torque at 50 to 70 of the wrench s capacity. Adhesive material classification system.

It consists of a test bolt test washer and test nut loosely fitted in a. Non code mandated tension testing is a standard practice sometimes specified in certain high density high seismic regions in the united states. It can also upload the data to a laptop or desktop computer for further analysis. This standard specifies the prevailing torque test for automobile lock nut note 1 note 1 it is called a prevailing torque type nut and classified into 2 types as follows.

Gmw14994 wheel fastener torque tension test new unused.