API 579-2 / ASME PTB-14-2023 PDF

This publication supersedes API 579-2, 1st Edition/ASME FFS-2, which has been redesignated by ASME as ASME PTB-14. It is provided to illustrate the calculations used in the assessment procedures in API 579-1/ASME FFS-1, which was published in December 2021.

API 579-1/ASME FFS-1 was written to be used in conjunction with industry’s existing codes for pressure vessels, piping and aboveground storage tanks (e.g., API 510, API 570, API 653, and NBBI NB 23 (NBIC)).