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Hi, I am trying to calculate the

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H choudhary

Mechanical
May 20, 2023
10
Hi,

I am trying to calculate the von mises stress for a structure using hand calcualation to validate my FEA results. I don't know what I am doing wrong but the results are far apart. Am I using the right hand calculation method? I am sure the FEA results are accurate as I have verified them using three different models. The results in FEA model says that the maximum von mises stress is 22.9 MPa but the hann calculation is way beyond the yield limit.

PHOTO-2023-05-25-15-21-47_4_dn5eee.jpg
PHOTO-2023-05-25-15-21-47_3_vjlsix.jpg
PHOTO-2023-05-25-15-21-47_2_twavec.jpg
PHOTO-2023-05-25-15-21-47_hmvsaf.jpg
[URL unfurl="true"]https://res.cloudinary.com/engineering-com/image/upload/v1684998977/tips/IMG_2186_yxguwr.heic[/url]

any help is appreciated.

thank you
 
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