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e-CFR data is current as of August 12, 2020

Title 46 → Chapter I → Subchapter F → Part 56

TITLE 46—Shipping

CHAPTER I—COAST GUARD, DEPARTMENT OF HOMELAND SECURITY (CONTINUED)

SUBCHAPTER F—MARINE ENGINEERING

PART 56—PIPING SYSTEMS AND APPURTENANCES

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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.
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Subpart 56.04—PIPING CLASSIFICATION

§56.04-1
Scope.
§56.04-2
Piping classification according to service.
§56.04-10
Other systems.
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Subpart 56.07—DESIGN

§56.07-5
Definitions (modifies 100.2).
§56.07-10
Design conditions and criteria (modifies 101-104.7).
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Subpart 56.10—COMPONENTS

§56.10-1
Selection and limitations of piping components (replaces 105 through 108).
§56.10-5
Pipe.
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Subpart 56.15—FITTINGS

§56.15-1
Pipe joining fittings.
§56.15-5
Fluid-conditioner fittings.
§56.15-10
Special purpose fittings.
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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.
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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.
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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.
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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).
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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
Bilge piping and pumps, alternative requirements.
§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.
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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.
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Subpart 56.65—FABRICATION, ASSEMBLY AND ERECTION

§56.65-1
General (replaces 127 through 135).
§56.70-1
General.
§56.70-3
Limitations.
§56.70-5
Material.
§56.70-10
Preparation (modifies 127.3).
§56.70-15
Procedure.
§56.70-20
Qualification, general.
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Subpart 56.75—BRAZING

§56.75-5
Filler metal.
§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.
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Subpart 56.80—BENDING AND FORMING

§56.80-5
Bending.
§56.80-10
Forming (reproduces 129.2).
§56.80-15
Heat treatment of bends and formed components.
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Subpart 56.85—HEAT TREATMENT OF WELDS

§56.85-5
Heating and cooling method.
§56.85-10
Preheating.
§56.85-15
Postheat treatment.
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Subpart 56.90—ASSEMBLY

§56.90-1
General.
§56.90-5
Bolting procedure.
§56.90-10
Threaded piping (modifies 135.5).
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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.
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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 (reproduces 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 (reproduces 137.7).
§56.97-40
Installation tests.

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