I need to do some verification of flanges according to NC-3658.3 but I am a bit confused about the constants used in the expressions.
Now, the ASME-III, Division 1, section NC states the following in eq. (12):
Mfx < 21437.5 *(Sy/246960)*C*Ab (SI version)
Could anyone tell me what this...
On several occasions I have come across a reference to an article written by S.W. Churchill regarding calculation of friction factors. I have the complete reference here:
Churchill, S.W. Friction-factor equation spans all fluid flow regimes. Chem. Eng. (New York) 84 (24), pp. 91–92. 1977.
I...
Recently I have started working with EN 13445 for the design of pressure vessels and I have come across a clause in the section regarding lifting lugs, sec 16.7.3, which I do not quite understand. The clause is:
0.001 < en/Deq < 0.05, where en is nominal thickness and Deq in my case is the...