Title 46

PART 56

Part 56 - Piping Systems And Appurtenances

PART 56 - PIPING SYSTEMS AND APPURTENANCES 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; Department of Homeland Security Delegation No. 0170.1. Source:CGFR 68-82, 33 FR 18843, Dec. 18, 1968, unless otherwise noted.

46:2.0.1.2.13.1SUBPART 56.01
Subpart 56.01 - General
46:2.0.1.2.13.1.1.1SECTION 56.01-1
   56.01-1 Scope (replaces 100.1).
46:2.0.1.2.13.1.1.2SECTION 56.01-2
   56.01-2 Incorporation by reference.
46:2.0.1.2.13.1.1.3SECTION 56.01-3
   56.01-3 Power boilers, external piping and appurtenances (Replaces 100.1.1, 100.1.2, 122.1, 132 and 133).
46:2.0.1.2.13.1.1.4SECTION 56.01-5
   56.01-5 Adoption of ASME B31.1 for power piping, and other standards.
46:2.0.1.2.13.1.1.5SECTION 56.01-10
   56.01-10 Plan approval.
46:2.0.1.2.13.2SUBPART 56.04
Subpart 56.04 - Piping Classification
46:2.0.1.2.13.2.1.1SECTION 56.04-1
   56.04-1 Scope.
46:2.0.1.2.13.2.1.2SECTION 56.04-2
   56.04-2 Piping classification according to service.
46:2.0.1.2.13.2.1.3SECTION 56.04-10
   56.04-10 Other systems.
46:2.0.1.2.13.3SUBPART 56.07
Subpart 56.07 - Design
46:2.0.1.2.13.3.1.1SECTION 56.07-5
   56.07-5 Definitions (modifies 100.2).
46:2.0.1.2.13.3.1.2SECTION 56.07-10
   56.07-10 Design conditions and criteria (modifies 101-104.7).
46:2.0.1.2.13.4SUBPART 56.10
Subpart 56.10 - Components
46:2.0.1.2.13.4.1.1SECTION 56.10-1
   56.10-1 Selection and limitations of piping components (replaces 105 through 108).
46:2.0.1.2.13.4.1.2SECTION 56.10-5
   56.10-5 Pipe.
46:2.0.1.2.13.5SUBPART 56.15
Subpart 56.15 - Fittings
46:2.0.1.2.13.5.1.1SECTION 56.15-1
   56.15-1 Pipe joining fittings.
46:2.0.1.2.13.5.1.2SECTION 56.15-5
   56.15-5 Fluid-conditioner fittings.
46:2.0.1.2.13.5.1.3SECTION 56.15-10
   56.15-10 Special purpose fittings.
46:2.0.1.2.13.6SUBPART 56.20
Subpart 56.20 - Valves
46:2.0.1.2.13.6.1.1SECTION 56.20-1
   56.20-1 General.
46:2.0.1.2.13.6.1.2SECTION 56.20-5
   56.20-5 Marking (modifies 107.2).
46:2.0.1.2.13.6.1.3SECTION 56.20-7
   56.20-7 Ends.
46:2.0.1.2.13.6.1.4SECTION 56.20-9
   56.20-9 Valve construction.
46:2.0.1.2.13.6.1.5SECTION 56.20-15
   56.20-15 Valves employing resilient material.
46:2.0.1.2.13.6.1.6SECTION 56.20-20
   56.20-20 Valve bypasses.
46:2.0.1.2.13.7SUBPART 56.25
Subpart 56.25 - Pipe Flanges, Blanks, Flange Facings, Gaskets, and Bolting
46:2.0.1.2.13.7.1.1SECTION 56.25-5
   56.25-5 Flanges.
46:2.0.1.2.13.7.1.2SECTION 56.25-7
   56.25-7 Blanks.
46:2.0.1.2.13.7.1.3SECTION 56.25-10
   56.25-10 Flange facings.
46:2.0.1.2.13.7.1.4SECTION 56.25-15
   56.25-15 Gaskets (modifies 108.4).
46:2.0.1.2.13.7.1.5SECTION 56.25-20
   56.25-20 Bolting.
46:2.0.1.2.13.8SUBPART 56.30
Subpart 56.30 - Selection and Limitations of Piping Joints
46:2.0.1.2.13.8.1.1SECTION 56.30-1
   56.30-1 Scope (replaces 110 through 118).
46:2.0.1.2.13.8.1.2SECTION 56.30-3
   56.30-3 Piping joints (reproduces 110).
46:2.0.1.2.13.8.1.3SECTION 56.30-5
   56.30-5 Welded joints.
46:2.0.1.2.13.8.1.4SECTION 56.30-10
   56.30-10 Flanged joints (modifies 104.5.1(a)).
46:2.0.1.2.13.8.1.5SECTION 56.30-15
   56.30-15 Expanded or rolled joints.
46:2.0.1.2.13.8.1.6SECTION 56.30-20
   56.30-20 Threaded joints.
46:2.0.1.2.13.8.1.7SECTION 56.30-25
   56.30-25 Flared, flareless, and compression fittings.
46:2.0.1.2.13.8.1.8SECTION 56.30-27
   56.30-27 Caulked joints.
46:2.0.1.2.13.8.1.9SECTION 56.30-30
   56.30-30 Brazed joints.
46:2.0.1.2.13.8.1.10SECTION 56.30-35
   56.30-35 Gasketed mechanical couplings.
46:2.0.1.2.13.8.1.11SECTION 56.30-40
   56.30-40 Flexible pipe couplings of the compression or slip-on type.
46:2.0.1.2.13.9SUBPART 56.35
Subpart 56.35 - Expansion, Flexibility and Supports
46:2.0.1.2.13.9.1.1SECTION 56.35-1
   56.35-1 Pipe stress calculations (replaces 119.7).
46:2.0.1.2.13.9.1.2SECTION 56.35-10
   56.35-10 Nonmetallic expansion joints (replaces 119.5.1).
46:2.0.1.2.13.9.1.3SECTION 56.35-15
   56.35-15 Metallic expansion joints (replaces 119.5.1).
46:2.0.1.2.13.10SUBPART 56.50
Subpart 56.50 - Design Requirements Pertaining to Specific Systems
46:2.0.1.2.13.10.1.1SECTION 56.50-1
   56.50-1 General (replaces 122).
46:2.0.1.2.13.10.1.2SECTION 56.50-10
   56.50-10 Special gauge requirements.
46:2.0.1.2.13.10.1.3SECTION 56.50-15
   56.50-15 Steam and exhaust piping.
46:2.0.1.2.13.10.1.4SECTION 56.50-20
   56.50-20 Pressure relief piping.
46:2.0.1.2.13.10.1.5SECTION 56.50-25
   56.50-25 Safety and relief valve escape piping.
46:2.0.1.2.13.10.1.6SECTION 56.50-30
   56.50-30 Boiler feed piping.
46:2.0.1.2.13.10.1.7SECTION 56.50-35
   56.50-35 Condensate pumps.
46:2.0.1.2.13.10.1.8SECTION 56.50-40
   56.50-40 Blowoff piping (replaces 122.1.4).
46:2.0.1.2.13.10.1.9SECTION 56.50-45
   56.50-45 Circulating pumps.
46:2.0.1.2.13.10.1.10SECTION 56.50-50
   56.50-50 Bilge and ballast piping.
46:2.0.1.2.13.10.1.11SECTION 56.50-55
   56.50-55 Bilge pumps.
46:2.0.1.2.13.10.1.12SECTION 56.50-57
   56.50-57 Bilge piping and pumps, alternative requirements.
46:2.0.1.2.13.10.1.13SECTION 56.50-60
   56.50-60 Systems containing oil.
46:2.0.1.2.13.10.1.14SECTION 56.50-65
   56.50-65 Burner fuel-oil service systems.
46:2.0.1.2.13.10.1.15SECTION 56.50-70
   56.50-70 Gasoline fuel systems.
46:2.0.1.2.13.10.1.16SECTION 56.50-75
   56.50-75 Diesel fuel systems.
46:2.0.1.2.13.10.1.17SECTION 56.50-80
   56.50-80 Lubricating-oil systems.
46:2.0.1.2.13.10.1.18SECTION 56.50-85
   56.50-85 Tank-vent piping.
46:2.0.1.2.13.10.1.19SECTION 56.50-90
   56.50-90 Sounding devices.
46:2.0.1.2.13.10.1.20SECTION 56.50-95
   56.50-95 Overboard discharges and shell connections.
46:2.0.1.2.13.10.1.21SECTION 56.50-96
   56.50-96 Keel cooler installations.
46:2.0.1.2.13.10.1.22SECTION 56.50-97
   56.50-97 Piping for instruments, control, and sampling (modifies 122.3).
46:2.0.1.2.13.10.1.23SECTION 56.50-103
   56.50-103 Fixed oxygen-acetylene distribution piping.
46:2.0.1.2.13.10.1.24SECTION 56.50-105
   56.50-105 Low-temperature piping.
46:2.0.1.2.13.10.1.25SECTION 56.50-110
   56.50-110 Diving support systems.
46:2.0.1.2.13.11SUBPART 56.60
Subpart 56.60 - Materials
46:2.0.1.2.13.11.1.1SECTION 56.60-1
   56.60-1 Acceptable materials and specifications (replaces 123 and Table 126.1 in ASME B31.1).
46:2.0.1.2.13.11.1.2SECTION 56.60-2
   56.60-2 Limitations on materials.
46:2.0.1.2.13.11.1.3SECTION 56.60-3
   56.60-3 Ferrous materials.
46:2.0.1.2.13.11.1.4SECTION 56.60-5
   56.60-5 Steel (High temperature applications).
46:2.0.1.2.13.11.1.5SECTION 56.60-10
   56.60-10 Cast iron and malleable iron.
46:2.0.1.2.13.11.1.6SECTION 56.60-15
   56.60-15 Ductile iron.
46:2.0.1.2.13.11.1.7SECTION 56.60-20
   56.60-20 Nonferrous materials.
46:2.0.1.2.13.11.1.8SECTION 56.60-25
   56.60-25 Nonmetallic materials.
46:2.0.1.2.13.12SUBPART 56.65
Subpart 56.65 - Fabrication, Assembly and Erection
46:2.0.1.2.13.12.1.1SECTION 56.65-1
   56.65-1 General (replaces 127 through 135).
46:2.0.1.2.13.12.1.2SECTION 56.70-1
   56.70-1 General.
46:2.0.1.2.13.12.1.3SECTION 56.70-3
   56.70-3 Limitations.
46:2.0.1.2.13.12.1.4SECTION 56.70-5
   56.70-5 Material.
46:2.0.1.2.13.12.1.5SECTION 56.70-10
   56.70-10 Preparation (modifies 127.3).
46:2.0.1.2.13.12.1.6SECTION 56.70-15
   56.70-15 Procedure.
46:2.0.1.2.13.12.1.7SECTION 56.70-20
   56.70-20 Qualification, general.
46:2.0.1.2.13.13SUBPART 56.75
Subpart 56.75 - Brazing
46:2.0.1.2.13.13.1.1SECTION 56.75-5
   56.75-5 Filler metal.
46:2.0.1.2.13.13.1.2SECTION 56.75-10
   56.75-10 Joint clearance.
46:2.0.1.2.13.13.1.3SECTION 56.75-15
   56.75-15 Heating
46:2.0.1.2.13.13.1.4SECTION 56.75-20
   56.75-20 Brazing qualification.
46:2.0.1.2.13.13.1.5SECTION 56.75-25
   56.75-25 Detail requirements.
46:2.0.1.2.13.13.1.6SECTION 56.75-30
   56.75-30 Pipe joining details.
46:2.0.1.2.13.14SUBPART 56.80
Subpart 56.80 - Bending and Forming
46:2.0.1.2.13.14.1.1SECTION 56.80-5
   56.80-5 Bending.
46:2.0.1.2.13.14.1.2SECTION 56.80-10
   56.80-10 Forming (reproduces 129.2).
46:2.0.1.2.13.14.1.3SECTION 56.80-15
   56.80-15 Heat treatment of bends and formed components.
46:2.0.1.2.13.15SUBPART 56.85
Subpart 56.85 - Heat Treatment of Welds
46:2.0.1.2.13.15.1.1SECTION 56.85-5
   56.85-5 Heating and cooling method.
46:2.0.1.2.13.15.1.2SECTION 56.85-10
   56.85-10 Preheating.
46:2.0.1.2.13.15.1.3SECTION 56.85-15
   56.85-15 Postheat treatment.
46:2.0.1.2.13.16SUBPART 56.90
Subpart 56.90 - Assembly
46:2.0.1.2.13.16.1.1SECTION 56.90-1
   56.90-1 General.
46:2.0.1.2.13.16.1.2SECTION 56.90-5
   56.90-5 Bolting procedure.
46:2.0.1.2.13.16.1.3SECTION 56.90-10
   56.90-10 Threaded piping (modifies 135.5).
46:2.0.1.2.13.17SUBPART 56.95
Subpart 56.95 - Inspection
46:2.0.1.2.13.17.1.1SECTION 56.95-1
   56.95-1 General (replaces 136).
46:2.0.1.2.13.17.1.2SECTION 56.95-5
   56.95-5 Rights of access of marine inspectors.
46:2.0.1.2.13.17.1.3SECTION 56.95-10
   56.95-10 Type and extent of examination required.
46:2.0.1.2.13.18SUBPART 56.97
Subpart 56.97 - Pressure Tests
46:2.0.1.2.13.18.1.1SECTION 56.97-1
   56.97-1 General (replaces 137).
46:2.0.1.2.13.18.1.2SECTION 56.97-5
   56.97-5 Pressure testing of nonstandard piping system components.
46:2.0.1.2.13.18.1.3SECTION 56.97-25
   56.97-25 Preparation for testing (reproduces 137.2).
46:2.0.1.2.13.18.1.4SECTION 56.97-30
   56.97-30 Hydrostatic tests (modifies 137.4).
46:2.0.1.2.13.18.1.5SECTION 56.97-35
   56.97-35 Pneumatic tests (replaces 137.5).
46:2.0.1.2.13.18.1.6SECTION 56.97-38
   56.97-38 Initial service leak test (reproduces 137.7).
46:2.0.1.2.13.18.1.7SECTION 56.97-40
   56.97-40 Installation tests.