Torque and Angle Controlled Tightening Over the Yield Point of a Screw—Based on Monte-Carlo Simulations

[+] Author and Article Information
Göran R. Toth

Department of Materials Technology, Saab Automobile, SE-461 80 Trollhättan, Swedene-mail: goran.toth@se.saab.com

J. Mech. Des 126(4), 729-736 (Aug 12, 2004) (8 pages) doi:10.1115/1.1701877 History: Received October 01, 2002; Revised October 01, 2003; Online August 12, 2004
Copyright © 2004 by ASME
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Toth, G. R., “Torque and Angle Controlled Tightening Over the Yield Point,” Internal report, Dept. of Machine and Vehicle Systems, Chalmers University of Technology, SE-412 96 Göteborg, Sweden.
Toth,  G. R., 2003 “Controlled Tightening Over the Yield Point of a Screw—Based on Taylor’s Series Expansions,” ASME J. Pressure Vessel Technol., 125(4), pp. 460–466.


Grahic Jump Location
Plastic spring constant of a screw
Grahic Jump Location
Normal distribution with lower and upper limits
Grahic Jump Location
Torque vs total angles and screw deformations
Grahic Jump Location
Comparison between expected preloads of M10 and M12 screws. (M)=Torque-controlled tightening. (yield)=Torque and angle controlled tightening over the yield point.
Grahic Jump Location
Example of a clevis joint




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