Nov 28, 2005 · A vessel that is open to the atmosphere (in equilibruim) is under no vacuum (no external pressure). If you close the vessel and evacuate enough fluid to reduce the internal …

Dec 3, 2002 · The vessel has been designed to ASME section VIII DIV 1:1998 with 2000 addenda. Per UG 80 (a) (1) (2) permissible out of roundness allows 1% of the nominal …

Nov 15, 2007 · I am a piping stress engineer currently developing a company procedure Acceptable Nozzle Loads for Process Equipment. We need this procedure because in the past …

Aug 31, 2007 · The meaning of "4.5 MPa/FV" is that the pressure vessel or similar component is designed for a pressure of 4.5 Mega Pascals (gauge pressure), or Full Vacuum conditions. …

Aug 31, 2007 · Hello, I am designing a 42" diameter pressure vessel that will be used for vacuum service. Internal pressure will be -13.75 psi. Spec'ing a tank head for internal positive pressure …

Nov 23, 2002 · An excellent text covering all aspects of pressure vessel design. Also includes chapters on aboveground storage tanks, high pressure vessels, and multilayer vessels. …

Aug 16, 2007 · Dear All, What is the difference between cladding and lining? Can these two terms be used interchangeably? Appendix 3 of the Code (ASME VIII-1) defines a “clad vessel” and a …

Jun 15, 2010 · Hello every one, I know skirts have better load distribution on the shell/bottom head, act better in cyclic services and less local stresses, and legs give better ventilation and …

Jul 5, 2023 · Dear Engineers, Good day to y'all. I have a vessel with dimensions like 7 meters diameter and 15 meters height. Just wondering, for my inlet nozzle (located at the top of the …

Feb 25, 2003 · Since the pressure vessel is not ASME "U" stamped, it is up the manufacturer and/or owner of the vessel to come up with a solution. My recommendation would be to hydro …