Sai Vadlamani

5 Questions 7 Answers 0 Followers

Questions related from Sai Vadlamani

Has anybody worked on utilizing non-linear ultrasonic parameters to detect creep damage?

I am working on using non-linear ultrasonic parameters, specifically, the ratio of the amplitude of the secondary harmonic to the fundamental to quantify creep damage in austenitic stainless...

26 March 2014 5,433 2 View

Has anyone worked with the Theta Projection technique (Creep life prediction using short term stress rupture tests)?

I am trying to use the 4 theta projection technique to estimate the remaining life of components subjected to creep. I am having problems using non-linear regression analysis to calculate the...

13 May 2013 2,186 2 View

Anyone ever used the Theta projection technique for remaining life prediction of creep exposed components?

Here I would like to sort of gauge how much extrapolation techniques are still being studied/ used to estimate or predict the remaining life of components that are subjected to creep. I have...

11 April 2013 1,488 3 View

Best way to measure the size distribution of carbides

I am working on developing a model that is based on the Ostwald ripening of carbides in an Austenitic Stainless steel. I have a ton of images from the SEM. I have to measure the "carbide size...

10 April 2013 7,226 20 View

Database for Diffusion coefficients of Cr, Ni, etc in Austenite?

I am working on an Austenitic stainless steel, that undergoes creep in service. In order to model the damage progression, I would like to measure the carbide coarsening and corrborate the size of...

01 April 2013 2,261 5 View