torque setting calculations |
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torque setting calculations |
JFG |
Dec 2 2017, 02:39 AM
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#1
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Senior Member Group: Members Posts: 686 Joined: 7-April 16 From: Wales Member No.: 19,869 Region Association: None |
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? |
Tbrown4x4 |
Dec 2 2017, 08:24 AM
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#2
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Senior Member Group: Members Posts: 704 Joined: 13-May 14 From: Port Orchard, WA Member No.: 17,338 Region Association: None |
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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