Hello Gentlemen and ladies.....
Haven't posted in a while and i searched the forum but couldn't find the answer, so i hope you'all don't mind my asking
Pls what is the difference between ASTM D2487 and D7928?
I'm thinking one is with determination of Organics (2487) and the other is without...
>>Not sure where you got the 20W solar load from; that's like 4 in the afternoon, hardly a peak sunlight condition, or an incredibly tiny surface area. The normally accepted peak solar load is at least 1 kW/m^2
Perhaps you should present some pictures, actual facts/data, etc. Your last statement...
Hello again guys:
I'm having some difficulty with remembering some heat transfer concepts and I hope it is not an imposition to ask for a little bit of advise.I have a vessel or exposed pipe.... exposed to sunlight and the concern is that it can heat up to unacceptable conditions. I want to find...
Hi again
Thanks so much for your help on this SNORGY. I'm just about done, but want to clarify the that I can hydrostatically test as part of the assembly, some items at say 10,000 kPa test pressure
Gate Valve, 1", 600# - this one is fairly easy and i think the max it can be tested to is 1.5CWP...
Thanks very much SNORGY
I'll use the pressure vessel formula's. I'll head to the office soon to get a head start and do this over the long weekend. I hope you don't mind if I post some more questions as i used the formulas and seek verifications. Basically, I need to hydrostatically test the...
Thanks very much Snorgy,
From the drawings, its an end cap (closure). Its 400# tells me its PN68 and its size is NPS12
Yes, I think its grade must be 241
I will also need to calculate the hoop stress level in this end cap. I don`t think I can use the PD/2D formula since its not a pipe but an...
Hello Guys
I've been registered on the forum for a while but have never really asked question. I hope I can get some help on piping materials verifications. Basically, I have an old drawings and want to verify the grade of the end closer which is described as
- Hinged end closure 12” ASA -...
