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Materials & Chemical Engineering

- Properties of matter and its applications. Metal Production, Fabrication, Distillation, Corrosion
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Jan16-12 Greg Bernhardt
Illegal/Dangerous Activities: Explicit "how to" discussions of illegal and/or dangerous activities, or posts...
Jul31-07 05:01 PM
chemisttree
0 31,123
To prevent grain boundary sliding so that creep is less likely to occur, usually engineers would design components of...
Aug20-14 04:26 AM
kelvin490
2 297
Hey guys, i am here to try pick some brains. I am en electronic engineer who is currently playing with some projects...
Aug16-14 04:11 AM
urb-nurd
6 376
Hi Im currently doing an HND in chemical engineering and everyone in my class has to do a project of their own...
Apr1-14 10:56 AM
sauroman1
33 26,297
Hello, I was wondering if you have for example, a 6/8 mesh, does that mean for the particle diameter you do 0.5(D6) +...
Mar21-14 10:55 AM
Maylis
1 995
Hi there! Im new to this forum so pardon me if this is the wrong place to post my question. Basically, I have an...
Apr27-14 10:23 AM
Vanadium 50
3 1,052
Hello, I am wondering how I could create only ferrite and martensite from a hypoeutectoid plain carbon steel. I am...
Mar22-14 06:36 PM
smpowell
1 2,056
Hello. I would like to inquire as to how to deal with the said topic title. I'm trying to generate a VLE graph for...
May4-14 10:14 PM
Greg Bernhardt
1 1,401
Hi all, I'm david from indonesia. Sory for my english. Can you help me to found a chemical that I can use to...
Apr14-14 10:47 AM
christopher.s
9 1,571
Hi, Does anybody know a material which is a good thermal conductor and an insulator at the same time (at...
Apr7-14 06:16 PM
Diomarte
5 1,079
Hey, could someone please explain in detail the differences between a wrought alloy, a forged alloy and a cast alloy...
Apr10-14 06:36 AM
satchurated
1 1,049
I dont really understand why use proof of stress. One reason I can come up with is: For materials without a clear...
Apr10-14 06:30 AM
satchurated
3 888
We are looking at designing a 10" diameter, 48" long payload shroud (Ogive nose cone) for a large hobby rocket. We...
Apr2-14 12:56 PM
AlephZero
1 620
The title pretty much says it all. I want to know if any piezoelectric materials can fully function in constant...
Apr6-14 11:36 PM
gjm123
1 744
Hi ! Can you recommend me a glue or paint or other chemical substance with the following properties: - should be...
Apr29-14 07:47 AM
Baluncore
2 1,158
Hey, this was the question could someone please help? "An aluminium single crystal alloy aircraft component is...
Apr5-14 08:30 PM
jstad
2 896
I'm familiar with the process of friction stir welding, which has been used with great success for assembling the fuel...
Apr3-14 03:41 PM
etudiant
1 865
Good Morning everyone.. Has there been discussion on here regarding alternate shapes for compressed air cylinders...
Apr7-14 12:32 PM
RocketSci5KN
2 779
Hi, Sorry for the semi-book here I am working on a project where I am mixing h-BN nanoparticles into a polymer...
Apr9-14 06:14 PM
Diomarte
2 869
I have some pieces of rusted mild steel pipes that i intend to remove rust from.I inserted a test sample in 15%...
Apr20-14 02:18 AM
Baluncore
1 917
Hello, I am working on the derivation that proves that the partial molar volume of an ideal gas is equal to the...
Apr12-14 09:39 PM
Chestermiller
2 815
Dear friends, I wish know what is/are the chemical elements commonly used for build filter lens applied on...
Apr19-14 05:31 AM
andre_teprom
6 957
What is the relationship between the Frequency Distribution, Cumulative Distribution and Particle Size?
Apr20-14 02:50 AM
Baluncore
1 1,662
hey :smile: I am a college student and am looking for a liquid having the following properties at very low...
Apr26-14 10:52 AM
Baluncore
8 1,144
Hello everyone. My task is to select a thin film and deposition method that will achieve a few goals. The thin film...
Apr20-14 06:01 PM
mikegem
1 794
What are definitions of ductility and malleability? Ductility is supposed to be ability to deform under tension,...
Apr29-14 02:47 PM
AlephZero
2 1,089
Hello, I am wondering, if you have an ideal gas mixture, does that automatically mean that the solution is an ideal...
Apr26-14 09:39 PM
Chestermiller
4 1,053
I have read that enthalpy of an ideal gas is a function of temperature only, I am having a little trouble getting it....
Apr26-14 09:51 PM
Chestermiller
6 1,000
I've been searching and I haven't found it yet. I will really appreciate it if someone can help me. Thanks
May4-14 04:48 PM
Greg Bernhardt
1 868
Hello. There is an adapter here in our workshop for milling holder BT shanks (that converts for example BT-60 to...
Jun19-14 04:49 PM
Baluncore
1 2,489
Hi all, I have an idea for a project whereby I there would be an electromagnet pulling on a metal weight through...
Aug12-14 05:12 AM
Lok
2 926
Ok so I need to get a 3foot stump out of concrete without damaging the concrete. It's at that terrible stage where...
Aug18-14 10:58 AM
Warpspeed13
4 609
Hello, Lets say I have 5nm thin film of Au and 10nm thin film of Ag. What's the Ag composition in %At (after...
Aug14-14 09:19 PM
Baluncore
1 302
Shot peening is a process of inducing RESIDUAL COMPRESSIVE STRESS on the surface layer of metal parts. When shooting...
Aug13-14 01:56 AM
billy_joule
6 419
I have been looking on the web but I can't seem to find a textbook answer that describes the difference between...
Aug19-14 09:07 PM
Greg Bernhardt
1 315
Hi All, I would like to ask if what supplier's fabricate Low Coefficient of Thermal Expansion (CTE) glass tubing...
Aug20-14 12:42 AM
Baluncore
2 372
I know that graphene is a far more superb conductor than copper, but I'm trying to compare their weight difference. I...
Aug15-14 11:14 PM
billy_joule
1 305
For some systems, discrete intermediate compounds rather than solid solutions may be found on the phase diagram, and...
Aug16-14 07:06 PM
Astronuc
1 307
I often enjoyed how when you shape an object with clay and blast it with a furnace, you would be able to turn the soft...
Aug18-14 01:39 AM
Baluncore
1 296
During the cooling of a liquid, if no impurity of site of nuclearation, an appreciable solidification will begin only...
Aug21-14 03:06 AM
DrClaude
2 335
Hello, Suppose A and B are continuously added into a tank, and exit stream consists of A,B,C, and D. I am a little...
Y 11:55 PM
Maylis
6 121

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