RE: dynamic stress analysis .

From: <Umapathy>
Date: Wed Dec 29 2004 - 00:37:00 EST

For Static loading the Design factor of safety: 60% of Yield stress is considered and for dynamic loading it would be 35% to have a life of 1 million cycles or more.

Uma

-----Original Message-----
From: gautam wayse [mailto:captain_wayse@yahoo.co.in] Sent: Tuesday, December 28, 2004 05:55
To: PipingDesign@yahoogroups.com
Subject: [PipingDesign] dynamic stress analysis .

dear friend
if some one working on dynamic analysis and having expertise in same .please solve my fallowing problems .
why it is essential to perform modal frequency response and time histry analysis .
how much differece (in per cent )one can expect in calculated stress
value at static condition and dynamic cases.

gautam wayse

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