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Questions related from Ali Newaz Mohammad Tanvir
I am working with H13 tool steel. In the microstructure I found some hard and softer parts. The hard parts as far as I can identified has high percentage of retained austenite, whereas the softer...
05 May 2019 7,396 3 View
Is there any possibility of contamination by Si due grinding tool steel with SiC grinding paper? I have grinded and polsihed a microstructural sample with SiC paper. After polishing there was not...
05 May 2019 4,300 6 View
The supposed to be linear region of my stress strain curve is concave shaped (see attached image). As a result, linear regression was resulting in bad slope value and erroneous yield strength....
03 March 2019 9,296 5 View
I am having trouble with etching the heat treated Inconel 625 MIG weld sample. The heat treatment conditions are 980C with 30 mins, 1 hour, 2 hour. I have tried with Glyceregia, Mixed Acid (HCl,...
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