What is your opinion about magnetic abrasive finishing (MAF) and is it suitable for manufacturing parts in medical applications?

Magnetic abrasive finishing (MAF) is one of advanced process which is used to machine and enhance the surface layer of parts .

10 November 2018 3,864 0 View

What is the value of the limited depth to which form errors, tapers, looping can be corrected by MAF process?

Which depth can be reached by magnetic abrasive finishing (MAF)?

10 November 2018 1,414 0 View

Are schools providing students with suffcient, well-trained guidance counselors?

Before university Are students prepared for college?being prepared for college means,at a minimum, having the English and math knowledge and skills to succeed in entry-level, credit-bearing college

04 May 2018 10,073 18 View

Do you recommended to use only the textbooks in Lecture ?

The textbooks in lecture.

04 May 2018 7,172 3 View

Are you alarmist about your country future?

many peoples were alarmist about their countries (decreases of water resource, natural resource, oil resource...)

03 April 2018 4,640 19 View

What have you learned from the process of doing your PhD?

What have you learned from the process of doing your PhD?

03 April 2018 2,570 14 View

What are the limitations you have faced while writing PhD thesis?

The limitations in writing PhD thesis.

03 April 2018 2,666 23 View

No title

02 March 2018 9,751 7 View

How to convert mild steel into high carbon steel ?

Convert mild steel into high carbon steel

02 March 2018 3,811 2 View

What is the Difference between Production and Manufacturing?

Difference between Production and Manufacturing?

02 March 2018 1,253 7 View

What is the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 4 View

How the parameters (such as Mw, Chemical bonds, polymer bland and so on) affect the mechanic property of polymer (such as storage, loss modulus) ?

Anyone can recommend any books on such topics? Thanks in advance.

02 March 2021 8,457 2 View

12% ledeburitic cold work tool steel, etched for revealing retained austenite, any help for clarifying?

Hello everyone. Given microstructure image belongs to a 12% ledeburitic cold work tool steel (annealed and tempered). The sample was etched with picral (100 mL ethanol and 4 g picric acid). I...

02 March 2021 4,119 3 View

Why Austenite grains in steel show much more twinning than ferrite grains?

It is oftentimes said to be a distinctive metallographic trait that differentiates a fully austenitic and a fully felly ferritic steel without etching that might distinguish between two. Why...

02 March 2021 728 2 View

What are the countries most affected by extreme rainfall as a result of climate change?

Increased heat, drought and insect outbreaks, all associated to climate change, have increased wildfires. Decreasing water supplies, declined agricultural yields, health impacts in cities owing to...

01 March 2021 7,168 9 View

How Can I bring as much common elements in steel as possible to calculate stable phase(s) in OpenCalphad?

As I was tweaking step-by-step OpenCalphad6 Macros step1.ocm involving phase and thermal property calculation of a High-speed steel, I could not incorporate more than 6 elements in the steel...

01 March 2021 8,840 1 View

I need to accelerate corrosion in steel parts that are used in a salt-water environment. Is there a technique for doing so?

I have a structure that employs d-ring swiveling tie-downs that corrode during use and become "frozen". I have sample swivel assemblies that I wish to corrode to see if I can free them using one...

01 March 2021 3,739 3 View

What is recommended for solid domain in ANSYS FLUENT?

Should I mesh the solid domain ? or should I use wall thickness? or Shell conduction? for Heat Transfer between two fluids of a Heat Exchanger. what is recommended?

01 March 2021 9,785 3 View

Heat exchanger with liquid Nitrogen as coolant?

I want to cool Natural Gas from 195 Kelvin to 138 Klevin in a heat exchanger by using liquid nitrogen as the coolant medium. When entering the heat exchanger, the liquid nitrogen will have a...

01 March 2021 6,450 5 View

How can i resolve the "final solutuin is not converged" error in Comsol for my heat transfer simulation??

I have been trying to simulate heat transfer problem in Comsol 5.5 for long time but it always throw an error stating: "Failed to find a solution. Maximum number of Newton iterations...

28 February 2021 8,626 3 View