CANTILEVER-HOLE FASTENER CALCULATOR
Calculator Equations Drawing Help Contact Info

 
Calculator Equations Drawing Help Contact Info



Performance Characteristics

Equation for Maximum Insertion Force (Unit: SI, Newton)

Equations for Cantilever Beam Calculation

If total length (L) / thickness(t) < 10,  Modified F  =  F / Q.
The value of Q can be obtained from the graph. Click Here for Q-factor Graph

Equation for Maximum Retention Force

 
Calculator Equations Drawing Help Contact Info

Feature Drawing
Drawing for Insertion Force Equation
Label for Cantilever Hook
Drawing for Retention Force Equation
 
Calculator Equations Drawing Help Contact Info

How to Use This Calculator

1. Select a material that you want to use for the calcuation by double clicking on the
name of material from "List of Materials" or enter your own material property values.

2. Select the units for your calculation.

3. Enter the geometric parameters for your cantilever-hole.

4. Press Display button to see the results

How to Add/Remove/Save Material Properties to a Text File

Add - Enter a name, friction coefficient, flexural stress, and flexural modulus. Then
press Add button.

Remove - Click on the name of the material that you want to delete from the file and
press Remove button.

Save - Press Save button to save all the material properties that are shown in the
"List of Materials" to a text file.
(Note: Due to the web browser security, users will not be able to save material
          property data.)

 
 
Calculator Equations Drawing Help Contact Info

Contact Info:  Dean Q. Lewis
                       Integral Fastening Program
                       Rensselaer Polytechnic Institute
                       Department of Mechanical Engineering,
                       Aeronautical Engineering, and Mechanics
                       Troy, NY 12180-3590
Created by:    Jung S. Oh
References:    Jung S. Oh, A Copmbined Analytical-Experimental
                     Approach to Cantilever-Hole Fastener Performance,
                     Rensselaer Polytechnic Institute,
                     M.S. thesis, Troy, NY, December 1998.
 
Calculator Equations Drawing Help Contact Info
Copyright 1997, 1999,  Rensselaer Polytechnic Institute.  All rights reserved.
© 1997, 1999,  Rensselaer Polytechnic Institute