Chapter 13 — HEALTH CARE FACILITIES AND MEDICAL GAS AND MEDICAL VACUUM SYSTEMS

1323.11 Qualification of Brazing Procedures and

California Plumbing Code (Title 24, Part 5) · 2022 edition · updated 2026-09-10 · California

Italicized text is a California amendment to the model code, as printed in the official publication.

Brazing. Brazing procedures and brazer performance for the installation of medical gas and vacuum piping shall be qualified in accordance with either Section IX, “Welding and Brazing Qualifications,” of the ASME Boiler and Pressure Vessel Code, or AWS B2.2, both as modified by Section 1323.11.1 through Section 1323.11.4. [NFPA 99:5.1.10.11.11.1]

1323.11.1 Examination. Brazers shall be qualified by visual examination of the test coupon followed by sectioning. [NFPA 99:5.1.10.11.11.2] 1323.11.2 Brazing Procedure Specification. The brazing procedure specification shall address cleaning, joint clearance, overlap, internal purge gas, purge gas flow rate, and filler metal. [NFPA 99:5.1.10.11.11.3] 1323.11.3 Documentation. The brazing procedure qualification record and the record of brazer performance

288 2022 CALIFORNIA PLUMBING CODE

HEALTH CARE FACILITIES AND MEDICAL GAS AND MEDICAL VACUUM SYSTEMS

in Table 1305.1, the operating pressure in addition to the name of the gas. [NFPA 99:5.1.11.1.1] 1323.13.2 Location of Pipe Labeling. Pipe labels shall be located as follows: (1) At intervals of not more than 20 feet (6096 mm). (2) At least once in or above every room. (3) On both sides of walls or partitions penetrated by

the piping. (4) At least once in every story height traversed by ris

qualification shall document filler metal used, base metals, cleaning, joint clearance, overlap, internal purge gas and flow rate during brazing of coupon, and absence of internal oxidation in the completed coupon. [NFPA 99:5.1.10.11.11.4] 1323.11.4 Procedures. Brazing procedures qualified by a technically competent group or agency shall be permitted under the following conditions: (1) The brazing procedure specification and the proce dure qualification records meet the requirements of this code. (2) The employer obtains a copy of both the brazing

procedure specification and the supporting qualification records from the group or agency and signs and dates these records, thereby accepting responsibility for the qualifications that were performed by the group or agency. (3) The employer qualifies at least one brazer follow ing each brazing procedure specification used.

[NFPA 99:5.1.10.11.11.5] 1323.11.5 Conditions of Acceptance. An employer shall be permitted to accept brazer qualification records of a previous employer under the following conditions: (1) The brazer has been qualified following the same or

an equivalent procedure that the new employer uses. (2) The new employer obtains a copy of the record of

brazer performance qualification tests from the previous employer and signs and dates these records, thereby accepting responsibility for the qualifications performed by the previous employer. [NFPA 99:5.1.10.11.11.6] 1323.11.6 Qualifications. Performance qualifications of brazers shall remain in effect indefinitely, unless the brazer does not braze with the qualified procedure for a period exceeding 6 months or there is a specific reason to question the ability of the brazer. [NFPA 99:5.1.10.11.11.7]