The 2019 edition is acceptable only if your project’s Code of Record explicitly references it (e.g., existing construction contract). For new builds, use 2023 or later.
: Material Properties (allowable stress values, tensile strength, yield strength).
The ASME BPVC is updated every two years (2019, 2021, 2023, etc.). The occupies a specific technical and regulatory window. Many existing pressure vessel designs were certified under the 2019 rules, and some jurisdictions still reference this edition. Key reasons to seek the 2019 PDF include:
that have been deemed suitable for pressure-retaining applications by Quick Facts