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View Full Version : Under Durability Analysis, What is Stress



LaMing
09-14-2010, 10:00 AM
As in the 3 pictures below, can anyone let me know the
function of each option?
Thanks......

As in the Stress-safety factor, when should i use ultimate
str or yield str ?
http://i887.photobucket/albums/ac78/twshern/
<br / border=StressSF.gif">

As in Fatigue-safety factor, when should i use infinite life
or cycles to failure ?
What is fatigue str factor? Is it common to use 1 as its
value?
http://i887.photobucket/albums/ac78/twshern/
<br / border=FatigueSF.jpg">

What is the difference between each option under fatigue
life criterion ? and under what kind of condition what
option should i use ?
http://i887.photobucket/albums/ac78/twshern/
<br / border=FatigueLife.jpg">