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cutis, The vessel is currently being used at a natural gas purification plant, I need to det'm remaining life..

JStephen: Thanks, that clears things out... The reason I needed those stress values is to evaluate pressure vessels currently in use... would other codes be applicable here ? If so, can you specify which ones, or do you need more informaiton ? Thanks Harris

curtis2004: To my understanding, SA metals in the US are made according to chemical compositions specified in the present ASME code, so if the metal was made a long time ago, they must have used the ASME code of that time.... and hence the allowable stresses would be different.... however, if...

mengnr: No worries, appriciate the help.

Thanks alot Christine74, that helps !

Thanks mengnr, appriciate the help.... quick question though.... the code your referring to, when was it published ? .... I think I need the code published in 1992, or somewhere around that time, because thats when the vessel was built.... Once Again, Thanks

Hi, Just starting out as an Engineer... I don't have access to all ASME Sec 8 published to date and I needed allowable stresses for the following materials... SA-516 Gr 70 built 1998 Temp. -20 to 100 F SA-240 Gr 304 built 1993 Temp. -94 F SA-516 Gr 70 built 1974 Temp. less than 150...