Nima Mossayebi

6 Questions 23 Answers 0 Followers

Questions related from Nima Mossayebi

How accurately can EDS measure C, F and Na contents in a low carbon steel specimen?

See above

07 July 2014 7,954 10 View

How can we accurately measure phase concentration in a specimen?

Note that EDS only does element measurement and XRD is not quite accurate for phase concentration measurement

07 July 2014 6,504 11 View

Thermodynamics of Oxygen and Carbon dissolved in molten steel?

We have Oxygen and Carbon dissolved in molten steel. Concentrations are known to us, supposedly 400 and 300 ppm receptively. under a vacuum of 1 mbar and temperature of 1500. What would be the...

01 January 2014 2,145 0 View

Ni refining effect in aluminum alloys?

I have added 5 wt. % Ni to an Al-Zn-Mg-Cu alloy and it has resulted in finer Al-Mg-Zn2 eutectic structure. It did not effect eutectic morphology, only eutectic spacing were reduced. Any thoughts?

09 September 2012 8,569 0 View

Phase diagram calculation

I have an alloy with the nominal composition: Al-12Zn-2.5Mg-2.5Cu-X Ni I need to calculate it's phase diagram (Temp. vs. Ni content). Can anyone help me?

06 June 2012 7,007 8 View

Microstructure of an Al-Zn-Mg-Cu alloy

I have studied the effect of Ni on the microstructure of an Al-12Zn-2.5Mg-2.5Cu alloy. Some Al3Ni intermetallics were seen when 3 and 5 wt. % Ni was added although we have not still reached...

06 June 2012 10,018 19 View