---
kind: "section"
citation: "46 C.F.R. § 56.60-1"
title: "46"
number: "56.60-1"
heading: "Acceptable materials and specifications (replaces 123 and Table 126.1 in ASME B31.1)."
url: "https://uscodex.org/cfr/46/56.60-1"
---

# §56.60-1. Acceptable materials and specifications (replaces 123 and Table 126.1 in ASME B31.1).

- (a)
  - (1) The material requirements in this subpart must be followed in lieu of those in 123 in ASME B31.1 (incorporated by reference; see [§ 56.01-2](/cfr/46/56.01-2.md)).
  - (2) Materials used in piping systems must be selected from:
    - (i) The pipe, tubing, and fitting specifications that appear in table 1 to [§ 56.60-1or](/cfr/46/56.60-1or.md) the accepted materials for use as piping system components that appear in table 1 to [§ 56.60-2](/cfr/46/56.60-2.md);
    - (ii) ASTM F1155 (incorporated by reference; see [§ 56.01-2](/cfr/46/56.01-2.md)); or
    - (iii) The material specifications of Sections I or VIII of the ASME BPVC (both incorporated by reference; see [§ 56.01-2](/cfr/46/56.01-2.md)) if not prohibited by a regulation of this subchapter.
  - (3) Materials conforming to specifications not described in [paragraph (a)(2)](#a-2) of this section must receive the specific approval of the Marine Safety Center.
  - (4) Materials listed in Table 126.1 of ASME B31.1 are not accepted unless specifically permitted by this paragraph.
- (b) Components made in accordance with the commercial standards listed in table 2 to § 56.60-1 and made of materials complying with [paragraph (a)](#a) this section may be used in piping systems within the limitations of the standards and within any further limitations specified in this subchapter.

## Notes

### Amendments

[USCG-2020-0634, 89 FR 50150, June 12, 2024]

### Authority

Authority: 33 U.S.C. 1321(j), 1509; 43 U.S.C. 1333; 46 U.S.C. 3306, 3703; E.O. 12234, 45 FR 58801, 3 CFR, 1980 Comp., p. 277; E.O. 12777, 56 FR 54757, 3 CFR, 1991 Comp., p. 351; DHS Delegation No. 00170.1, Revision No. 01.4.

### Source

Source: CGFR 68-82, 33 FR 18843, Dec. 18, 1968, unless otherwise noted.

### Amendments

[USCG-2020-0634, 89 FR 50150, June 12, 2024]