46 CFR § 177.970 - Protection against hot piping.

---
identifier: "/us/cfr/t46/s177.970"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "46 CFR § 177.970 - Protection against hot piping."
title_number: 46
title_name: "Shipping"
section_number: "177.970"
section_name: "Protection against hot piping."
chapter_name: "COAST GUARD, DEPARTMENT OF HOMELAND SECURITY"
subchapter_number: "T"
subchapter_name: "SMALL PASSENGER VESSELS (UNDER 100 GROSS TONS)"
part_number: "177"
part_name: "CONSTRUCTION AND ARRANGEMENT"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "46 U.S.C. 2103, 3306; E.O. 12234, 45 FR 58801, 3 CFR, 1980 Comp., p. 277; DHS Delegation 00170.1, Revision No. 01.4."
regulatory_source: "CGD 85-080, 61 FR 961, Jan. 10, 1996, unless otherwise noted."
cfr_part: "177"
---


# 177.970 Protection against hot piping.

Piping, including valves, pipe fittings and flanges, conveying vapor, gas, or liquid, the temperature of which exceeds 65.5 °C (150 °F), must be suitably insulated where necessary to prevent injuries.