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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
0 29,474
Hello, I recently put together a standard (or mostly so ;)) cantilever load cell for some tests I want to do...
Aug27-08 09:38 AM
1 1,246
Hi, I want to learn that do atoms or crystals dislocate in the plastic deformation of metals.
Aug26-08 12:29 AM
3 6,115
what factors affect materials behaviour??? help me please....
Aug21-08 03:06 PM
2 2,883
Hi, What is fatigue factor? How do we calculate? Books / sites for reference? We have a bolt made of...
Aug21-08 03:05 PM
1 4,624
can anyone tell me what is the relationship between weight & length of material (CU & Al) depending on its gauge...
Aug21-08 12:54 PM
1 1,375
Not sure whether this would be better in materials or mechanical. I'm building a vacuum chamber which is going to...
Aug18-08 06:21 PM
3 4,525
At what temperature will it fizzle up an go poof?
Aug15-08 06:30 PM
1 3,152
halo i've 1 project for my thesis. its about polymer dispersion in the protective application.... i've 2 option of...
Aug12-08 07:08 PM
2 2,505
anyone have idea about this industry?
Aug9-08 10:37 AM
1 2,704
First, using Isopropyl alcohol as the solvent, I synthesized the copolymer by Methyl methacrylate and Acrylic acid. ...
Aug9-08 10:00 AM
2 2,249
I am trying to find a hydrophilic polymer that sublimes in vacuum (~ 10-7 torr). Can anyone help me or tell me where...
Aug7-08 11:29 AM
7 2,790
Hello All, I am working on a project that requires me to construct framework out of plastic. But more specifically,...
Aug7-08 04:28 AM
0 3,687
Well, im studying for my engineering thermodynamics exam, and i dont seem to have written down some of the information...
Aug5-08 05:28 PM
2 16,174
Trying to assess how relative humidity impacts COT, compressor outlet temperature, on a turbo charger compressor. ...
Aug4-08 10:34 AM
6 5,533
If yes how about in comparison to water? I ask cause I was wondering how they stop the metallic fuel injection tubes...
Aug4-08 10:19 AM
5 8,792
I was wonder how I might go about making a buffer solution. I plan to choose an acid and conjugate base (or vice...
Aug2-08 01:20 PM
3 5,400
Hi sorry Im rather new to all this but I was woundering if I could get some help? Im currently studdying for my...
Jul28-08 09:03 AM
0 3,536
Due to the rapidly expanding practice of recycling used metals it makes me curious to know if, for example, recycled...
Jul27-08 11:09 AM
3 2,857
Can someone tell me what will be the Pilling-Bedworth Ratio for Fe3O4 and where can it be located?
Jul23-08 11:54 AM
2 5,514
Hi, I have a sailboat that I am preparing for offshore cruising. I currently have relatively thin plastic portholes...
Jul23-08 11:23 AM
3 3,730
I'm trying to calculate the structure factor for a polymer melt: S(q)=\sum_{k}\sum_{j}\epsilon^{i*<q>*<r_{kj}>}, but I...
Jul21-08 02:35 PM
2 2,778
I have a steel material that has a yield strength of 515 mpa and a tensile strength of 615 mpa at zero degrees. What i...
Jul19-08 05:23 PM
3 8,277
Many thanks to those who gave me input on my other question. My new question is... what is the compressive...
Jul19-08 12:46 PM
2 1,346
I want know that With Light Balancing Filters we can limit lights more than 55"centigrade ? I want a filter that...
Jul18-08 11:58 PM
4 2,449
This question came up at work. Can metal alloys be separated into their constituent components? How? Thanks.
Jul18-08 07:48 PM
2 6,896
Please help me about the parameter realted fo efficency of the SOFC ? For the eneregy heravesting device whether is...
Jul14-08 11:30 PM
2 1,529
Hi I wanted to know what is the exact mechanism of stabilizing Zirconia (cubic phase) by Yttria thanks :confused:
Jul14-08 09:33 PM
3 4,267
Im building an outside vertical axis wind turbine. i need to build the (about 20) plastic fins that are going to be...
Jul14-08 05:59 PM
1 3,009
Does anyone have coefficients of thermal expansion in F^-1 instead of in C^-1. I have worked out an equation from...
Jul13-08 05:47 PM
33 12,826
Hi everyone, I'm having a bit of difficulty interperting the results of an ANSYS model I'm currently running. This...
Jul13-08 03:30 PM
1 1,824
Question What colour would molten aluminium be if its daylight at 1000 degrees the reason is wether this is true...
Jul12-08 05:49 PM
0 3,153
Anyone can help me out? I would like to know why aluminium material is using for PU ( Polyurethane ) mould for shoes...
Jul11-08 02:34 AM
0 1,812
I have been working on a series of questions dealing with gas expansion and temperature change for my PE exam. ...
Jul9-08 08:59 PM
5 3,833
Anyone determine what the definition/properties of this bolt is??? 3/4 x 4 CS-N-LW
Jul9-08 11:21 AM
5 2,612
hello need some information about the mechanism of chevron pattern in high strain rate: why the chevron pattern is...
Jul9-08 06:51 AM
0 1,940
I have a sample of antimonial lead battery grids CHEMICAL COMPOSITION is attached PROBLEM I HAVE FOUND CRACKS IN...
Jul5-08 06:36 AM
nafis ul haq
0 1,879
HI, if I put some sulphuric acid on a 1.5" sheet of reinforced steel how long would it take until I could just poke...
Jul1-08 04:08 AM
4 3,336
^^^ asdf
Jun30-08 09:44 PM
8 4,408
I'm looking to buy a filter that will allow air to pass but not water. The problem is finding places online. Any...
Jun27-08 11:56 PM
6 2,112
I have a question: does anyone know whether the aluminum surface treatment Allodine 1200 can give rise to outgassing...
Jun26-08 07:10 AM
2 2,625

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