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> torque setting calculations
JFG
post Dec 2 2017, 02:39 AM
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I've discovered that my torque wrench only goes up to 160 ft lbs. I need another 50 ft lbs to lock up the rear drive shafts into the wheel bearing hub.

I have an angle gauge and was wondering if it is possible to convert the remaining 50 ft lbs into degrees for the angle gauge?
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Tbrown4x4
post Dec 2 2017, 08:24 AM
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Borrow, rent, or buy the proper torque wrench. The wrench should also make the torque value somewhere in the middle of it's range if possible. As you get toward the minimum or maximum of the range, the torque will be less accurate.


Bolt clamping force is based on the bolt stretch. You can calculate the required torque, because you know how much the bolt will stretch in say, 180 deg. It will rotate 1/2 thread, and depending on thread pitch, it will stretch the bolt a certain amount, and provide the necessary clamping force.

But, you still need consider the material of the bolt and what it's threaded into.

Just borrow a torque wrench. (IMG:style_emoticons/default/smile.gif)

PS: I would be leery about how well taken care of the auto parts store tool rentals were. Find a friend, or take it to a shop for final torque
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JFG   torque setting calculations   Dec 2 2017, 02:39 AM
barefoot   Don't think an angle gage would work as the # ...   Dec 2 2017, 06:42 AM
Mark Henry   Don't think an angle gage would work as the #...   Dec 2 2017, 08:53 AM
JOEPROPER   I'd buy another torque wrench if i were you. ...   Dec 2 2017, 07:36 AM
cuddyk   I bought a high range torque wrench from HF for 65...   Dec 2 2017, 08:06 AM
Tbrown4x4   Borrow, rent, or buy the proper torque wrench. The...   Dec 2 2017, 08:24 AM
jd74914   :agree: I always just stand the correct length o...   Dec 2 2017, 08:57 AM
Tbrown4x4   Sorry for the general, too detailed answer. Early ...   Dec 2 2017, 10:30 AM
JFG   Thanks for the info. For now I have used my break...   Dec 2 2017, 10:58 AM
porschetub   3/4'' drive is the only way to go,I've...   Dec 2 2017, 11:48 AM
Mark Henry   3/4'' drive is the only way to go,I'v...   Dec 3 2017, 07:32 AM
Triaddave   That is one of those things you check every time y...   Dec 2 2017, 11:59 AM
Elliot Cannon   Buying a torque wrench from HF. Standing on a bre...   Dec 2 2017, 12:04 PM
stugray   Buying a torque wrench from HF. Standing on a br...   Dec 2 2017, 01:45 PM
Elliot Cannon   Buying a torque wrench from HF. Standing on a b...   Dec 2 2017, 10:28 PM
Dave_Darling   So, if you attached one of these to a 2 foot long...   Dec 3 2017, 12:35 PM
Andyrew   Ive never torqued the stub axle. I use my cheater ...   Dec 3 2017, 11:01 AM
Mueller   In the Machinist Handbook, page 1406 there is a me...   Dec 3 2017, 02:02 PM
Elliot Cannon   Does the cleanliness of the threads affect the tor...   Dec 3 2017, 02:31 PM


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