Danish Khan

6 Questions 13 Answers 0 Followers

Questions related from Danish Khan

What is the role of Nb on Austenite-Ferrite Transformation after inter-critical annealing?

What is the role of Niobium on Austenite-Ferrite transformation during cooling from Inter-critical Annealing in Dual Phase Steels? Some literature suggest that Nb retards Austenite-Ferrite...

04 April 2016 6,122 2 View

Why do certain metal/alloy systems show Portevin–Le Chatelier effect and some don't?

For example, why is yield point elongation phenomena especially associated to low carbon steels (and not to high carbon steels) when its attributed to dislocation pinning by solute atoms? Also,...

05 May 2014 4,159 8 View

What are the 3D RVE Periodic Boundary Conditions?

I would like to know what the boundary conditions imposed on edges and corner nodes of a 3D RVE under the periodic boundary conditions should be?

05 May 2014 5,239 2 View

Does anyone have insight on Periodic Boundary Conditions vs Homogeneous Boundary Conditions for 2D RVE?

I want to simulate loading of 2D RVE of dual phase steels, by giving individual phases properties, to get homogenised mechanical properties like yield strength, % elongation etc, using...

03 March 2014 10,019 10 View

Twinning and Martensitic Transformation

My question is two fold: 1) Is it technically correct to call Twinning a Deformation or Transformation? 2) I understand that both twinning and martensitic transformation happen due to collective...

11 November 2013 5,048 11 View

Modelling the effect of Hot Forming on Fatigue Life of the Components (esp. Gears)?

I am interested to know what is the information (in terms of microstructural parameters), if any, that gets transfered from Hot Forming to final fatigue life of any component, considering the...

05 May 2013 8,684 4 View