Where can I find information about Section IV, Tube sheet Ferules “O” rings with regards to making repairs?
The only place ferules or “O” rings are mentioned for tube to tube sheet attachments is ASME Section IV, New Construction – HG 360.2. 25. A supplier’s proposal includes the use of two non-ASME Section I materials in the high-temperature section of the boiler. The materials are: SA213 Type 310HCbN (modified Type 310 SS) 2. SUS304J1HTB (Japanese material – Modified Type 347 SS). Both these materials have been approved for use in high-temperature steam service in ASME Section I applications via Code Cases 2115-1 and 2328-1. Can those materials be used? Answer: Wisconsin will accept approved code case materials in the design or fabrication of ASME Section I boilers. 26. Does Wisconsin accept the current ASME Section VIII Div.1 Code Case 2429 (which accepts TEMA Tube sheet in lieu of using the new UHX section until the end of this year). Answer: All ASME constructed vessels shall be stamped and registered with the National Board per Comm 41.42. Although the state of Wisconsin adopts the 200
