How can reduce Carbon content by Vacuum Arc Remelting?

we want reducing Carbon content of initial electrode of VAR furnace, electrode composition prepared for VAR is (FSX-414: 52Co 29Cr 10Ni 7W) but Carbon is higher than limited composition (about...

11 December 2019 7,423 3 View

What is best solution to produces VAR (Vacuum Arc Remelting) electrode from scrap?

we want to produce VAR electrode (d=150 mm) from scraps (Ti 6-4) for melting (with attached shape). what is best solution for producing of initial electrode? can we cut it to small pieces and...

10 November 2019 9,378 2 View

I want some basic information of "Incoloy 907" Iron-Nickel base alloy.

who can help me about "Incoloy 907" its (Fe-Ni-Co-Nb-Ti) superalloy. i need some information about: product approach, deformation, heat treatment and microstructrue. please guide me.

06 July 2017 9,797 6 View

We conducted hot rolling with 2 diffrent reduction of thickness. is it possible diversity in volume fraction of carbide in alloy (Haynes 188)?

hello after hot rolling with 2 different reduction of thickness (60% and 85%) on haynes 188 (Carbide strengthened and solid solution Cobalt base alloy) we observed sample with 85% reduction of...

04 May 2017 1,507 6 View

What is cause loss of hot ductility in some superalloys?

hi everyone, we conducted hot tension test on Haynes 188 (Co base superalloy) at 1100 C, 1150 C, 1175 C and 1200 C. but magnitude of ductility decrease after 1150 C. we evaluate microstructure...

31 December 2016 2,289 7 View

Hi...who can help me about metallography of Co-base alloy?

who can help me for microetchant of Haynes 188 (Co-22Ni-22Cr-14W-3Fe-0.1C)? please guide me with detail...Thank you.

05 June 2016 1,089 0 View

What is best etchant for Haynes 188 (Co-20Cr-20Ni-14W-0.1C)?

what is best etchant for revealing microstructure of Haynes 188 (Co-base alloy)? i used below solution but result wasn't good enough. i used: 90ml HCl 37%+ 5ml H2O2 please help me. thank you all

04 May 2016 1,944 3 View

What is best etchant for Haynes 188 (Co-20Cr-20Ni-14W-0.1C)?

04 May 2016 5,261 1 View

Who can help me for EBSD test?

i should be achieve EBSD (electron back scatter diffraction) for my current project. but we had not access to it. can i send my specimens to a corporation or institute to do it for me. please guide me

04 May 2016 3,146 5 View

Who can help me to analyse this microstructure of Haynes 188 (Co-Cr-Ni-W)?

look at pic. what is this precipitation and streaks? this alloy was elcroetched. 100ml water 10 ml HCl

04 May 2016 7,173 6 View

Is stone a sustainable material? Is it a sustainable approach to use natural stone waste in architecture?

I'm designing a zero-waste restaurant and considering using marble waste to make some tables and a bar countertop. My clients think it's not "sustainable enough" and I would like to have more...

01 March 2021 4,326 7 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

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

Exit velocity of natural gas from pressurized tank?

Hi Guys. I'm a mechanical engineer and have a bit trouble, would be very glad if you could help me with my questions. I have a pressurized tank which contains Natural Gas at 200 Bar and 293...

26 February 2021 6,253 3 View

Anyone that can help with Maxquant TMT16plex which is missing?

Hi I am very new to proteomics analysis. I have got raw files from core facility running thermofisher TMT 16plex 4 hours. I cannot find on maxquant the option TMT16Plex there is only up to 11...

25 February 2021 1,675 3 View

How to properly calculate the fluid solid heat transfer between polypropylene matrix and glass fiber in a porous medium?

I'm building a cfx model of thermoplastic pultrusion process on ansys and i have a doubt on how is the proper way to set this parameter in a porous medium

24 February 2021 1,915 1 View

How to properly calculate Interfacial area density in a porous domain?which are possible value for glass fiber?

I'm doing a cfx simulation of a multiphase flow in pultrusion and i set the Interfacial Area density in the heat exchange of a porous medium in this way IAD=Total fiber lateral surface of fiber...

23 February 2021 6,043 1 View

Model Volume fraction and magnetic field applications of nanofluids in ANSYS?

Hi I am working recently on a project where I have to study how the thermal properties or heat transfer enhancement of nanofluids as the volume fraction changes, or if a magnetic field is applied...

22 February 2021 961 2 View