Question #44 How To: Determine Openings In Shells, Headers, And Dished Heads / 2A1 ASME Code- Questions / By Power Engineering 101 2A1 Question #44 2A1 Solution #44 Part (1/2) 2A1 Solution #44 Part (2/2) Return To Post How To: Determine Openings In Shells, Headers, And Dished Heads