---
kind: "unit"
title: "46"
title_heading: "Shipping"
key: "chI/subchF/part57"
level: "part"
label: "Part 57"
heading: "Welding and Brazing"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/46/chI-subchF-part57"
sections_count: 18
---

# Part 57 — Welding and Brazing

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

## Contents

- [Subpart 57.01 — Scope](/cfr/46/chI-subchF-part57-subpart57.01.md)
- [Subpart 57.02 — General Requirements](/cfr/46/chI-subchF-part57-subpart57.02.md)
- [Subpart 57.03 — Procedure Qualifications](/cfr/46/chI-subchF-part57-subpart57.03.md)
- [Subpart 57.04 — Procedure Qualification Range](/cfr/46/chI-subchF-part57-subpart57.04.md)
- [Subpart 57.05 — Subpart 57.05 Performance Qualifications](/cfr/46/chI-subchF-part57-subpart57.05.md)
- [Subpart 57.06 — Production Tests](/cfr/46/chI-subchF-part57-subpart57.06.md)