It is about the plastics, and the author says the plastics are greener than other materials;
I guess you know about the chemistry of plastics better than me as a mechanical engineer. Please respond either here or on his post. Please notice his background and the companies that he had/has served...
Dear Contributors,
I am looking for contribution to this thread since I could not find contributors under AS/ANZ Code Issues:
http://www.eng-tips.com/viewthread.cfm?qid=310179
Thanks in advance and kind regards,
Ibrahim Demir
Greetings,
I am going through a Vendor calculation on the wind sensitive structure like chimney. I can see that the vendor has selected large aspect ratio H/D around 31, and single self standing stack can experience cross wind (vortex shedding) vibration at the second mode of frequency as well...
Greetings,
I was wondering if anyone has gone through the calculations given for the integral attachments, I am trying at the moment and I have some sort of difficulty in understanding some of the issues as I tried to note in the attached file.
1. Notation "eord" is given in some pages of the...
Greetings,
I have not thought about it before, but one of my fellow engineers asked me after I handed in my spreadsheet for SIF calculation, and my calculation spreadsheet did not include the corrosion allowance either.
I have checked ASME B31.3 Table D300 for Flexibility factor and SIF, and...
Dear Experts,
I am partially piping and pipe stress engineer, and trying to get into LNG business. I am wondering the type of materials used for LNG piping and the construction types.
I understand that stainless steel and aluminium (alloys) are used at low temperatures. But what is the...
Ref: thread378-238892
Dear members,
I have found another EPRI paper called "Bolt Preload Stress for ANSI Raised-Face Flanges Using Spiral-Wound Gaskets" that gives some details on the bolt side. I hope it is helpful to the practicing engineers...
Dear Members,
Some time ago I launched the following thread;
"Flange Connection DN200-150# with Spiral Wound Gasket - Gasket Seating" with the shortcut:
http://www.eng-tips.com/viewthread.cfm?qid=204661&page=1
I have found an invaluable paper (Bolt Preload Stress for ANSI Raised-Face...
Dear All,
I would like to get your expert opinion on the analysis and support issues at the following link below:
http://www.eng-tips.com/viewthread.cfm?qid=216361&page=1
Kind regards,
Ibrahim Demir
Dear All,
It is not my nature to put a discussion on that I already have pretty good opinion. However, I must say it is an obligation for me now to get your opinion on the issue:
We are working on a piping system connected on to a 4-stage reciprocating compressor and the flow is pulsating...
Dear contributors,
I would like to find out what is your opinion on the flange connection with the specific size, ASME B16.5 - DN200-150#, using spiral wound gasket and material pairs A105/A193B7 or A182F5/A193B16. The given flange and bolt material pairs are very common in the industry and...
