{"data":{"id":"us/46-cfr-56.30-30","jurisdiction":"us","citation":"46 CFR 56.30-30","heading":"-30 Brazed joints.","body":"(a) General (refer also to subpart 56.75). The minimum socket depth must be sufficient for the intended service. Brazing alloy must either be end-fed into the socket or must be provided in the form of a preinserted ring in a groove in the socket. The brazing alloy must be sufficient to fill completely the annular clearance between the socket and the pipe or tube.\n(b) Limitations. (1) Brazed socket-type joints must not be used on systems containing flammable or combustible fluids in areas where fire hazards are involved or where the service temperature exceeds 425 °F. Higher temperature service must be approved by the Commandant.\n(2) Brazed joints depending solely upon a fillet, rather than primarily upon brazing material between the pipe and socket are not acceptable.","path":["Title 46—Shipping","CHAPTER I—COAST GUARD, DEPARTMENT OF HOMELAND SECURITY","SUBCHAPTER F—MARINE ENGINEERING","PART 56—PIPING SYSTEMS AND APPURTENANCES","Subpart 56.30—Selection and Limitations of Piping Joints"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-46.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:26:22Z","sha256":"917d1be253d162e84c25044b7e54d16ac26a2f728f5fcef10444cbab66dbe387","source_id":"us-cfr","stale":true,"prev":"us/46-cfr-56.30-27","next":"us/46-cfr-56.30-35"},"notice":"GroundRules: Original legal text. Not legal advice."}