[Code of Federal Regulations] [Title 46, Volume 2] [Revised as of October 1, 2004] From the U.S. Government Printing Office via GPO Access [CITE: 46CFR54.25-5] [Page 163] TITLE 46--SHIPPING CHAPTER I--COAST GUARD, DEPARTMENT OF HOMELAND SECURITY (CONTINUED) PART 54_PRESSURE VESSELS--Table of Contents Subpart 54.25_Construction With Carbon, Alloy, and Heat Treated Steels Sec. 54.25-5 Corrosion allowance (replaces UCS-25). (a) The corrosion allowance shall be as required in Sec. 54.01-35 in lieu of requirements in UCS-25 of the ASME Code.