TJOrlowski (Mechanical), BigTank (Mechanical),
Thank you for the replies. I ended up finding a gasket, Grafoil GHR laminate, that solved the flange situation and then, Compress would not allow me to just PWHT the flange. Turned out that there was a bug in the program. Had to run the shell...
Based on the information on the drawing from the old equipment file, it was an Armco soft iron. Based on an old Lamons catalog, m=3.25 and seating stress is 7,600.
Trying to qualify an existing vessel with no existing paperwork. Built 1939. Everything checks out except for inspection opening. Non-standard flange, flat plate, intergral/slip-on. The deficiency report keeps failing the gasket seating or fails at the g1 weld requirement. Used existing info...