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Code of Federal Regulations (Last Updated: November 8, 2024) |
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Title 46 - Shipping |
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Chapter I - Coast Guard, Department of Homeland Security |
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SubChapter F - Marine Engineering |
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Part 56 - Piping Systems and Appurtenances |
| Subpart 56.01 - General |
| § 56.01-1 - Scope (replaces 100.1). |
| § 56.01-2 - Incorporation by reference. |
| § 56.01-3 - Power boilers, external piping, and appurtenances (Replaces 100.1.1, 100.1.2, 122.1, 132 and 133). |
| § 56.01-5 - Adoption of ASME B31.1 for power piping, and other standards. |
| § 56.01-10 - Plan approval. |
| Subpart 56.04 - Piping Classification |
| § 56.04-1 - Scope. |
| § 56.04-2 - Piping classification according to service. |
| § 56.04-10 - Other systems. |
| Subpart 56.07 - Design |
| § 56.07-5 - Definitions (modifies 100.2). |
| § 56.07-10 - Design conditions and criteria (modifies 101-104.7). |
| Subpart 56.10 - Components |
| § 56.10-1 - Selection and limitations of piping components (replaces 105 through 108). |
| § 56.10-5 - Pipe. |
| Subpart 56.15 - Fittings |
| § 56.15-1 - Pipe joining fittings. |
| § 56.15-5 - Fluid-conditioner fittings. |
| § 56.15-10 - Special purpose fittings. |
| Subpart 56.20 - Valves |
| § 56.20-1 - General. |
| § 56.20-5 - Marking (modifies 107.2). |
| § 56.20-7 - Ends. |
| § 56.20-9 - Valve construction. |
| § 56.20-15 - Valves employing resilient material. |
| § 56.20-20 - Valve bypasses. |
| Subpart 56.25 - Pipe Flanges, Blanks, Flange Facings, Gaskets, and Bolting |
| § 56.25-5 - Flanges. |
| § 56.25-7 - Blanks. |
| § 56.25-10 - Flange facings. |
| § 56.25-15 - Gaskets (modifies 108.4). |
| § 56.25-20 - Bolting. |
| Subpart 56.30 - Selection and Limitations of Piping Joints |
| § 56.30-1 - Scope (replaces 110 through 118). |
| § 56.30-3 - Piping joints (reproduces 110). |
| § 56.30-5 - Welded joints. |
| § 56.30-10 - Flanged joints (modifies 104.5.1(a)). |
| § 56.30-15 - Expanded or rolled joints. |
| § 56.30-20 - Threaded joints. |
| § 56.30-25 - Flared, flareless, and compression fittings. |
| § 56.30-27 - Caulked joints. |
| § 56.30-30 - Brazed joints. |
| § 56.30-35 - Gasketed mechanical couplings. |
| § 56.30-40 - Flexible pipe couplings of the compression or slip-on type. |
| Subpart 56.35 - Expansion, Flexibility and Supports |
| § 56.35-1 - Pipe stress calculations (replaces 119.7). |
| § 56.35-10 - Nonmetallic expansion joints (replaces 119.5.1). |
| § 56.35-15 - Metallic expansion joints (replaces 119.5.1). |
| Subpart 56.50 - Design Requirements Pertaining to Specific Systems |
| § 56.50-1 - General (replaces 122). |
| § 56.50-10 - Special gauge requirements. |
| § 56.50-15 - Steam and exhaust piping. |
| § 56.50-20 - Pressure relief piping. |
| § 56.50-25 - Safety and relief valve escape piping. |
| § 56.50-30 - Boiler feed piping. |
| § 56.50-35 - Condensate pumps. |
| § 56.50-40 - Blowoff piping (replaces 122.1.4). |
| § 56.50-45 - Circulating pumps. |
| § 56.50-50 - Bilge and ballast piping. |
| § 56.50-55 - Bilge pumps. |
| § 56.50-57 - [Reserved] |
| § 56.50-60 - Systems containing oil. |
| § 56.50-65 - Burner fuel-oil service systems. |
| § 56.50-70 - Gasoline fuel systems. |
| § 56.50-75 - Diesel fuel systems. |
| § 56.50-80 - Lubricating-oil systems. |
| § 56.50-85 - Tank-vent piping. |
| § 56.50-90 - Sounding devices. |
| § 56.50-95 - Overboard discharges and shell connections. |
| § 56.50-96 - Keel cooler installations. |
| § 56.50-97 - Piping for instruments, control, and sampling (modifies 122.3). |
| § 56.50-103 - Fixed oxygen-acetylene distribution piping. |
| § 56.50-105 - Low-temperature piping. |
| § 56.50-110 - Diving support systems. |
| Subpart 56.60 - Materials |
| § 56.60-1 - Acceptable materials and specifications (replaces 123 and Table 126.1 in ASME B31.1). |
| § 56.60-2 - Limitations on materials. |
| § 56.60-3 - Ferrous materials. |
| § 56.60-5 - Steel (High temperature applications). |
| § 56.60-10 - Cast iron and malleable iron. |
| § 56.60-15 - Ductile iron. |
| § 56.60-20 - Nonferrous materials. |
| § 56.60-25 - Nonmetallic materials. |
| Subpart 56.65 - Fabrication, Assembly, and Erection |
| § 56.65-1 - General (modifies 127 through 135). |
| Subpart 56.70 - Welding |
| § 56.70-1 - General. |
| § 56.70-3 - Limitations. |
| § 56.70-5 - Material. |
| § 56.70-10 - Preparation (modifies 127.3). |
| § 56.70-15 - Procedure (modifies 127.4). |
| § 56.70-20 - Qualification, general. |
| Subpart 56.75 - Brazing |
| § 56.75-5 - Filler metal (modifies 128.2). |
| § 56.75-10 - Joint clearance. |
| § 56.75-15 - Heating. |
| § 56.75-20 - Brazing qualification. |
| § 56.75-25 - Detail requirements. |
| § 56.75-30 - Pipe joining details. |
| Subpart 56.80 - Bending and Forming |
| § 56.80-5 - Bending (modifies 129). |
| § 56.80-10 - Forming (reproduces 129.2). |
| § 56.80-15 - Heat treatment of bends and formed components. |
| Subpart 56.85 - Heat Treatment of Welds |
| § 56.85-5 - Heating and cooling method. |
| § 56.85-10 - Preheating. |
| § 56.85-15 - Postweld heat treatment. |
| Subpart 56.90 - Assembly |
| § 56.90-1 - General. |
| § 56.90-5 - Bolting procedure. |
| § 56.90-10 - Threaded piping (modifies 135.5). |
| Subpart 56.95 - Inspection |
| § 56.95-1 - General (replaces 136). |
| § 56.95-5 - Rights of access of marine inspectors. |
| § 56.95-10 - Type and extent of examination required. |
| Subpart 56.97 - Pressure Tests |
| § 56.97-1 - General (replaces 137). |
| § 56.97-5 - Pressure testing of nonstandard piping system components. |
| § 56.97-25 - Preparation for testing (modifies 137.2). |
| § 56.97-30 - Hydrostatic tests (modifies 137.4). |
| § 56.97-35 - Pneumatic tests (replaces 137.5). |
| § 56.97-38 - Initial service leak test (modifies 137.7). |
| § 56.97-40 - Installation tests. |