Aidin Barabi

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Questions related from Aidin Barabi

Is there any constitutive equation for calculating temperature in friction stir spot welding(FSSW)?

there is an equation that has been developed with abregast et al for calculating temperature in FSW and FSP processes that travel speed of process is also kept in calculation. As the FSSW process...

03 May 2017 2,862 2 View

Can initial grain size affect recrystallization behavior during friction stir welding of austenitic stainless steel?

assume that there is two initial microstructure with the same chemical composition (austenitic stainless steel) the first one has an average grain size of 4 micron and the second one's is about 50...

08 April 2017 2,419 2 View

Is there any constitutive equations for prediction texture in friction stir welding of austenitic steels?

there are several complex equations on predicting texture in friction stir welding of autenitic steels achieved by crystal plasticity modeling but those equations are too complex. Is there any...

27 March 2017 6,462 2 View

Which of three fracture mechanics is better for a specimen with an intentional crack?

there are three different fracture mechanic known as mode 1(tensile opening), mode 2(in-plane shear) and mode 3(anti-plane shear). which one has less detrimental effect on the strength and...

04 March 2017 8,237 4 View

How much is the penetration depth of x-ray beam in a bulk of steel?

does it diffract from near surface, i have different phases in the bulk according to different heat input in welding. can i detect phases by XRD?

22 October 2016 8,583 4 View