How Do You Calculate Tight Torque?

How do I find the torque specs for my car?

Any repair manual specific to your vehicle (Chilton’s, Haynes, Motor, Factory manual, etc.) You can find them at most parts stores, you can check them out at your public library, you can find them on eBay and sometimes on craigslist, and you can download a pdf file from the internet, often free!.

What is a torque setting?

This setting lets you control the torque or turning power of the drill driver. The higher the torque (number on the torque ring), the more ‘power’ the drill driver produces and the deeper the screw can be driven into the workpiece. There is also a special setting for drilling.

Why do we torque bolts?

Torque is used to create tension. Bolts are used to affix two components so that they can resist tensile (pulling apart) and shearing (sliding apart) forces. After the nut has been turned onto the bolt, additional torque causes the nut to turn and stretch the bolt.

What are torque specs?

Manufacturers determine the amount of torque that is needed to stretch a bolt or stud the correct amount and they include that torque specification in their service documentation. … It is important to note that most engine torque specs require 30w engine oil to get the correct stretch on the bolt.

How is tightening torque calculated?

Axial Force Ff, by using Equation(1) Ff=0.7× y×As 0.7×112×20.1 1576[kgf] A bolt is tightened by torque, torque inclination, rotating angle, stretch measurement and other methods. The torque method is widely used due to its simplicity and convenience.

How is bolt tightening torque measured?

Torque wrenches are the most commonly used measures for this torque. They measure the torque applied to the fastener as the wrench tightens the bolt. … Nowadays, many torque wrenches either are digital wrenches or are calibrated to sense when torque has exceeded a certain level and stop tightening.

What is the tightening torque?

It is a measure of how much force acting on an object which causes that object to rotate. What is Torque Tightening? The application of preload to a fastener by the turning of the fastener’s nut. Friction points should always be lubricated when using the torque tightening method. Torque Tightening and Preload.

What is the torque of hand tight?

about 2ft-lbHow many foot pounds of torque is hand tight? Hand tight is on average about 2ft-lb.