Qamar Hayat

6 Questions 6 Answers 0 Followers

Questions related from Qamar Hayat

How can I find Average young's Modulus of textured polycyrstalline metal having different orientation of grains?

I think Hills average can be utilized for it but I am not sure how can I use Voigt and Reuss Models to figure out Hills average for various orientation in polycrystalline.

11 November 2019 7,308 1 View

EDS Spectrum analysis using Hyperspy Python?

Hi, I need to process EDS spectrum in this software - http://hyperspy.org/ There is some tutorial on this website but they are extremely difficult to understand for a beginner. Can anyone help...

20 February 2019 6,787 1 View

Additive Manufacturing Labs/ Professors?

Hello Everyone, I have just completed Masters in Metallurgical Engineering and I am looking for PhD position specially in area of Metal Additive Manufacturing. Please suggest Labs and professors...

23 April 2018 3,128 5 View

I want to know Hall Petch Constants for AISI 4140 Steel?

I am calculating effect of grain size on mechincal properties of AISI 4140 Steel. For that purpose I am finding Hall petch contacts Ky and Sigma0. Please if anyone have this information.

26 February 2018 1,683 2 View

Fatigue: Selection of Load for Fatigue Test on Rotary Bending Machine?

Good Morning everyone. I have to perform fatigue testing on five samples with various heat treatment and surface treatment of AISI 4140 steel. I have prepared sample with 15mm Dia and of 60mm...

24 January 2018 2,296 8 View

Grain Refinement in Heat Treatment of AISI 8640 Steel? Does Reduction Ratio in Rolling have Role?

A part of almost 18Kgs is being forged from AISI 8640 Steel. Details of manufacturing process are as follows 1. Input material for forging is rolled billet of 110mm Diameter having reduction...

20 December 2017 2,109 2 View