part 56—piping systems and appurtenances - ??2016-05-26part 56—piping systems and appurtenances...

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Coast Guard, Dept. of Homeland Security Pt. 56

PART 56PIPING SYSTEMS AND APPURTENANCES

Subpart 56.01General

Sec. 56.011 Scope (replaces 100.1). 56.012 Incorporation by reference. 56.013 Power boilers, external piping and

appurtenances (Replaces 100.1.1, 100.1.2, 122.1, 132 and 133).

56.015 Adoption of ASME B31.1 for power piping, and other standards.

56.0110 Plan approval.

Subpart 56.04Piping Classification

56.041 Scope. 56.042 Piping classification according to

service. 56.0410 Other systems.

Subpart 56.07Design

56.075 Definitions (modifies 100.2). 56.0710 Design conditions and criteria

(modifies 101104.7).

Subpart 56.10Components

56.101 Selection and limitations of piping components (replaces 105 through 108).

56.105 Pipe.

Subpart 56.15Fittings

56.151 Pipe joining fittings. 56.155 Fluid-conditioner fittings. 56.1510 Special purpose fittings.

Subpart 56.20Valves

56.201 General. 56.205 Marking (modifies 107.2). 56.207 Ends. 56.209 Valve construction. 56.2015 Valves employing resilient mate-

rial. 56.2020 Valve bypasses.

Subpart 56.25Pipe Flanges, Blanks, Flange Facings, Gaskets, and Bolting

56.255 Flanges. 56.257 Blanks. 56.2510 Flange facings. 56.2515 Gaskets (modifies 108.4). 56.2520 Bolting.

Subpart 56.30Selection and Limitations of Piping Joints

56.301 Scope (replaces 110 through 118). 56.303 Piping joints (reproduces 110). 56.305 Welded joints. 56.3010 Flanged joints (modifies 104.5.1 (a)). 56.3015 Expanded or rolled joints. 56.3020 Threaded joints.

56.3025 Flared, flareless, and compression fittings.

56.3027 Caulked joints. 56.3030 Brazed joints. 56.3035 Gasketed mechanical couplings. 56.3040 Flexible pipe couplings of the com-

pression or slip-on type.

Subpart 56.35Expansion, Flexibility and Supports

56.351 Pipe stress calculations (replaces 119.7).

56.3510 Nonmetallic expansion joints (re-places 119.5.1).

56.3515 Metallic expansion joints (replaces 119.5.1).

Subpart 56.50Design Requirements Pertaining to Specific Systems

56.501 General (replaces 122). 56.5010 Special gauge requirements. 56.5015 Steam and exhaust piping. 56.5020 Pressure relief piping. 56.5025 Safety and relief valve escape pip-

ing. 56.5030 Boiler feed piping. 56.5035 Condensate pumps. 56.5040 BBlowoff piping (replaces 122.1.4). 56.5045 Circulating pumps. 56.5050 Bilge and ballast piping. 56.5055 Bilge pumps. 56.5057 Bilge piping and pumps, alternative

requirements. 56.5060 Systems containing oil. 56.5065 Burner fuel-oil service systems. 56.5070 Gasoline fuel systems. 56.5075 Diesel fuel systems. 56.5080 Lubricating-oil systems. 56.5085 Tank-vent piping. 56.5090 Sounding devices. 56.5095 Overboard discharges and shell con-

nections. 56.5096 Keel cooler installations. 56.5097 Piping for instruments, control,

and sampling (modifies 122.3). 56.50103 Fixed oxygen-acetylene distribu-

tion piping. 56.50105 Low-temperature piping. 56.50110 Diving support systems.

Subpart 56.60Materials

56.601 Acceptable materials and specifica-tions (replaces 123 and Table 126.1 in ASME B31.1).

56.602 Limitations on materials. 56.603 Ferrous materials. 56.605 Steel (High temperature applica-

tions). 56.6010 Cast iron and malleable iron. 56.6015 Ductile iron. 56.6020 Nonferrous materials. 56.6025 Nonmetallic materials.

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46 CFR Ch. I (10109 Edition) 56.011

Subpart 56.65Fabrication, Assembly and Erection

56.651 General (replaces 127 through 135).

Subpart 56.70Welding

56.701 General. 56.703 Limitations. 56.705 Material. 56.7010 Preparation (modifies 127.3). 56.7015 Procedure. 56.7020 Qualification, general.

Subpart 56.75Brazing

56.755 Filler metal. 56.7510 Joint clearance 56.7515 Heating 56.7520 Brazing qualification. 56.7525 Detail requirements. 56.7530 Pipe joining details.

Subpart 56.80Bending and Forming

56.805 Bending. 56.8010 Forming (reproduces 129.2). 56.8015 Heat treatment of bends and formed

components.

Subpart 56.85Heat Treatment of Welds

56.855 Heating and cooling method 56.8510 Preheating. 56.8515 Postheat treatment.

Subpart 56.90Assembly

56.901 General. 56.905 Bolting procedure. 56.9010 Threaded piping (modifies 135.5).

Subpart 56.95Inspection

56.951 General (replaces 136). 56.955 Rights of access of marine inspec-

tors. 56.9510 Type and extent of examination re-

quired.

Subpart 56.97Pressure Tests

56.971 General (replaces 137). 56.975 Pressure testing of nonstandard pip-

ing system components. 56.9725 Preparation for testing (reproduces

137.2). 56.9730 Hydrostatic tests (modifies 137.4). 56.9735 Pneumatic tests (replaces 137.5). 56.9738 Initial service leak test (reproduces

137.7). 56.9740 Installation tests.

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; Depart-ment of Homeland Security Delegation No. 0170.1.

SOURCE: CGFR 6882, 33 FR 18843, Dec. 18, 1968, unless otherwise noted.

Subpart 56.01General

[CGFR 6882, 33 FR 18843, Dec. 18, 1968, as amended by USCG200316630, 73 FR 65171, Oct. 31, 2008]

56.011 Scope (replaces 100.1).

(a) This part contains requirements for the various ships and barges pip-ing systems and appurtenances.

(b) The respective piping systems in-stalled on ships and barges shall have the necessary pumps, valves, regula-tion valves, safety valves, relief valves, flanges, fittings, pressure gages, liquid level indicators, thermometers, etc., for safe and efficient operation of the vessel.

(c) Piping for industrial systems on mobile offshore drilling units need not fully comply with the requirements of this part but must meet Subpart 58.60 of this subchapter.

[CGFR 6882, 33 FR 18843, Dec. 18, 1968, as amended by CGD 73251, 43 FR 56799, Dec. 4, 1978]

56.012 Incorporation by reference.

(a) Certain material is incorporated by reference into this part with the ap-proval of the Director of the Federal Register under 5 U.S.C. 552(a) and 1 CFR part 51. To enforce any edition other than that specified in this sec-tion, the Coast Guard must publish no-tice of change in the FEDERAL REG-ISTER and the material must be avail-able to the public. All approved mate-rial is available for inspection at the National Archives and Records Admin-istration (NARA). For information on the availability of this material at NARA, call 2027416030 or go to http:// www.archives.gov/federallregister/ codeloflfederallregulations/ ibrllocations.html. The material is also available for inspection at the U.S. Coast Guard, Office of Design and Engi-neering Standards (CG521), 2100 2nd St., SW., Stop 7126, Washington, DC 205937126, and is available from the sources listed below.

(b) American National Standards Insti-tute (ANSI), 25 West 43rd Street, New York, NY 10036:

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Coast Guard, Dept. of Homeland Security 56.012

(1) ANSI/ASME B1.11982 Unified Inch Screw Threads (UN and UNR Thread Form) (1982) (ANSI/ASME B1.1), 56.2520; 56.601;

(2) ANSI/ASME B1.20.11983 Pipe Threads, General Purpose (Inch) (1983) (ANSI/ASME B1.20.1), 56.601;

(3) ANSI/ASME B1.20.31976 (Re-affirmed 1982) Dryseal Pipe Threads (Inch) (ANSI/ASME B1.20.3), 56.601;

(4) ANSI/ASME B16.151985 [Re-affirmed 1994] Cast Bronze Threaded Fittings, Classes 125 and 250 (1985) (ANSI/ASME B16.15), 56.601;

(c) American Petroleum Institute (API), 1220 L Street, NW., Washington, DC 200054070:

(1) API Standard 607, Fire Test for Soft-Seated Quarter-Turn Valves, Man-ufacturing, Distribution and Marketing Department, Fourth Edition (1993) (API 607), 56.2015; and

(2) [Reserved] (d) American Society of Mechanical En-

gineers (ASME) International, Three Park Avenue, New York, NY 100165990:

(1) 2001 ASME Boiler and Pressure Vessel Code, Section I, Rules for Con-struction of Power Boilers (July 1, 2001) (Section I of the ASME Boiler and Pressure Vessel Code), 56.151; 56.155; 56.201; 56.601; 56.7015; 56.9510;

(2) ASME Boiler and Pressure Vessel Code, Section VIII, Division 1, Rules for Construction of Pressure Vessels (1998 with 1999 and 2000 addenda) (Section VIII of the ASME Boiler and Pressure Vessel Code), 56.151; 56.155; 56.201; 56.255; 56.3010; 56.3030; 56.601; 56.602; 56.6015; 56.9510;

(3) 1998 ASME Boiler & Pressure Ves-sel Code, Section IX, Welding and Braz-ing Qualifications (1998) (Section IX of the ASME Boiler and Pressure Ves-sel Code), 56.705; 56.7020; 56.7520;

(4) ASME B16.11998 Cast Iron Pipe Flanges and Flanged Fittings, Classes 25, 125, 250 (1998) (ASME B16.1), 56.60 1; 56.6010;

(5) ASME B16.31998 Malleable Iron Threaded Fittings, Classes 150 and 300 (1998) (ASME B16.3), 56.601;

(6) ASME B16.41998 Gray Iron Threaded Fittings, Classes 125 and 250 (1998) (ASME B16.4), 56.601;

(7) ASME B16.52003 Pipe Flanges and Flanged Fittings NPS 12 Through NPS 24 Metric/Inch Standard (2003) (ASME B16.5), 56.2520; 56.3010; 56.601;

(8) ASME B16.92003 Factory-Made Wrought Steel Buttwelding Fittings (2003) (ASME B16.9), 56.601;