---
kind: "unit"
title: "46"
title_heading: "Shipping"
key: "chI/subchF/part54"
level: "part"
label: "Part 54"
heading: "Pressure Vessels"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/46/chI-subchF-part54"
sections_count: 57
---

# Part 54 — Pressure Vessels

Title 46 C.F.R. — Shipping › Chapter I — Coast Guard, Department of Homeland Security › Subchapter F — Marine Engineering

## Contents

- [Subpart 54.01 — General Requirements](/cfr/46/chI-subchF-part54-subpart54.01.md)
- [Subpart 54.03 — Low Temperature Operation](/cfr/46/chI-subchF-part54-subpart54.03.md)
- [Subpart 54.05 — Toughness Tests](/cfr/46/chI-subchF-part54-subpart54.05.md)
- [Subpart 54.10 — Inspection, Reports, and Stamping](/cfr/46/chI-subchF-part54-subpart54.10.md)
- [Subpart 54.15 — Pressure-Relief Devices](/cfr/46/chI-subchF-part54-subpart54.15.md)
- [Subpart 54.20 — Fabrication by Welding](/cfr/46/chI-subchF-part54-subpart54.20.md)
- [Subpart 54.23 — Fabrication by Brazing](/cfr/46/chI-subchF-part54-subpart54.23.md)
- [Subpart 54.25 — Construction With Carbon, Alloy, and Heat-Treated Steels](/cfr/46/chI-subchF-part54-subpart54.25.md)
- [Subpart 54.30 — Mechanical Stress Relief](/cfr/46/chI-subchF-part54-subpart54.30.md)