NAVY UFGS-33 11 23-2009 NATURAL GAS AND LIQUID PETROLEUM PIPING《天然气和液体石油管道》.pdf

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1、*USACE / NAVFAC / AFCESA / NASA UFGS-33 11 23 (November 2009)-Preparing Activity: NAVFAC SupersedingUFGS-33 11 23 (August 2008)UFGS-33 23 00.00 20 (April 2006)UNIFIED FACILITIES GUIDE SPECIFICATIONSReferences are in agreement with UMRL dated October 2009*SECTION TABLE OF CONTENTSDIVISION 33 - UTILIT

2、IESSECTION 33 11 23NATURAL GAS AND LIQUID PETROLEUM PIPING11/09PART 1 GENERAL1.1 REFERENCES1.2 RELATED REQUIREMENTS1.3 SUBMITTALS1.4 QUALITY ASSURANCE1.4.1 Welders Qualifications1.4.2 PE Welders Qualifications1.4.3 Safety Standards1.5 DELIVERY, STORAGE, AND HANDLINGPART 2 PRODUCTS2.1 MATERIALS AND E

3、QUIPMENT2.2 PIPE AND FITTINGS2.2.1 Aboveground and Within Buildings and Vaults2.2.2 Underground Polyethylene (PE)2.2.3 Risers2.2.4 Transition Fittings2.3 SHUTOFF VALVES, BELOW GROUND2.3.1 Metallic Ball Valves2.3.2 PE Ball or Plug Valves2.4 VALVES, ABOVEGROUND2.4.1 Shutoff Valves, Sizes Larger Than 5

4、0 Millimeters 2 Inches2.4.2 Shutoff Valves, Sizes 50 Millimeters 2 Inches and Smaller2.4.3 Pressure Regulator2.4.4 Earthquake Automatic Gas Shutoff Valve2.5 GAS METER2.6 GAS EQUIPMENT CONNECTORS2.7 VALVE BOX2.8 CASING2.9 BURIED UTILITY WARNING AND IDENTIFICATION TAPE2.10 HANGERS AND SUPPORTS2.11 WEL

5、DING FILLER METAL2.12 PIPE-THREAD TAPESECTION 33 11 23 Page 1Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-2.13 BOLTING (BOLTS AND NUTS)2.14 GASKETS2.15 IDENTIFICATION FOR ABOVEGROUND PIPING2.16 (LIQUEFIED PETROLEUM GAS) LPG CONTAINERS AND ACCESSOR

6、IESPART 3 EXECUTION3.1 INSTALLATION3.1.1 Excavating and Backfilling3.1.2 Piping3.1.2.1 Cleanliness3.1.2.2 Aboveground Steel Piping3.1.2.3 Buried Plastic Lines3.1.2.4 Connections to Existing Pipeline3.1.2.5 Wrapping3.1.3 Valves3.1.3.1 Pressure Regulator3.1.3.2 Stop Valve and Shutoff Valve3.1.4 Pipe S

7、leeves3.1.5 Piping Hangers and Supports3.1.6 Final Connections3.1.6.1 Domestic Water Heaters3.1.6.2 Kitchen Equipment3.2 FIELD QUALITY CONTROL3.2.1 Metal Welding Inspection3.2.2 PE Fusion Welding Inspection3.2.3 Pressure Tests3.2.4 System Purging3.3 SCHEDULE- End of Section Table of Contents -SECTIO

8、N 33 11 23 Page 2Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-*USACE / NAVFAC / AFCESA / NASA UFGS-33 11 23 (November 2009)-Preparing Activity: NAVFAC SupersedingUFGS-33 11 23 (August 2008)UFGS-33 23 00.00 20 (April 2006)UNIFIED FACILITIES GUIDE S

9、PECIFICATIONSReferences are in agreement with UMRL dated October 2009*SECTION 33 11 23NATURAL GAS AND LIQUID PETROLEUM PIPING11/09*NOTE: This guide specification covers the requirements for exterior and interior fuel gas piping.Edit this guide specification for project specific requirements by addin

10、g, deleting, or revising text. For bracketed items, choose applicable items(s) or insert appropriate information.Remove information and requirements not required in respective project, whether or not brackets are present.Comments and suggestions on this guide specification are welcome and should be

11、directed to the technical proponent of the specification. A listing of technical proponents, including their organization designation and telephone number, is on the Internet.Recommended changes to a UFGS should be submitted as a Criteria Change Request (CCR).*NOTE: This guide specification is inten

12、ded for use when specifying buried polyethylene piping of up to 200 mm 8 inches in nominal pipe size at pressures and other conditions governed by ASME B31.8, “Gas Transmission and Distribution Piping Systems,“ and aboveground steel piping both outside (up to 1.50 meters 5 feet beyond exterior walls

13、) and within buildings in compliance with NFPA 54, “Fuel Gas Piping.“*NOTE: The following information shall be shown on the project drawings:1. Layout and location of piping.SECTION 33 11 23 Page 3Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-2. Lo

14、cation of appurtenances, valves, etc.3. Details of method of mounting piping.4. Capacity of pressure regulators5. Location and capacity of LP gas containers.*PART 1 GENERAL1.1 REFERENCES*NOTE: This paragraph is used to list the publications cited in the text of the guide specification. The publicati

15、ons are referred to in the text by basic designation only and listed in this paragraph by organization, designation, date, and title.Use the Reference Wizards Check Reference feature when you add a RID outside of the Sections Reference Article to automatically place the reference in the Reference Ar

16、ticle. Also use the Reference Wizards Check Reference feature to update the issue dates.References not used in the text will automatically be deleted from this section of the project specification when you choose to reconcile references in the publish print process.*The publications listed below for

17、m a part of this specification to the extent referenced. The publications are referred to within the text by the basic designation only.AMERICAN GAS ASSOCIATION (AGA)AGA B109.1 (2000)Diaphragm-Type Gas Displacement Meters (Under 500 cubic ft./hour Capacity)AGA B109.2 (2000)Diaphragm-Type Gas Displac

18、ement Meters (500 cubic ft./hour Capacity and Over)AGA B109.3 (2000)Rotary-Type Gas Displacement MetersAMERICAN NATIONAL STANDARDS INSTITUTE (ANSI)ANSI Z21.45 (1995) Flexible Connectors of Other Than All-Metal Construction for Gas AppliancesAMERICAN SOCIETY OF CIVIL ENGINEERS (ASCE)ASCE 25 (2008) St

19、andard for Earthquake-Activated Automatic Gas Shutoff DevicesSECTION 33 11 23 Page 4Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-ASME INTERNATIONAL (ASME)ASME B1.1 (2003; R 2008) Unified Inch Screw Threads (UN and UNR Thread Form)ASME B1.20.1 (198

20、3; R 2006) Pipe Threads, General Purpose (Inch)ASME B16.11 (2009) Forged Fittings, Socket-Welding and ThreadedASME B16.3 (2006) Malleable Iron Threaded Fittings, Classes 150 and 300ASME B16.33 (2002; R 2007) Manually Operated Metallic Gas Valves for Use in Gas Piping Systems Up to 125 psi, Sizes NPS

21、 1/2 - NPS 2ASME B16.38 (2007) Large Metallic Valves for Gas Distribution (Manually Operated, NPS 2 1/2 to 12, 125 psig Maximum)ASME B16.39 (2009) Standard for Malleable Iron Threaded Pipe Unions; Classes 150, 250, and 300ASME B16.40 (2008) Manually Operated Thermoplastic Gas Shutoffs and Valves in

22、Gas Distribution SystemsASME B16.5 (2009) Standard for Pipe Flanges and Flanged Fittings: NPS 1/2 Through NPS 24ASME B16.9 (2007) Standard for Factory-Made Wrought Steel Buttwelding FittingsASME B18.2.1 (1996; Addenda A 1999; Errata 2003; R 2005) Square and Hex Bolts and Screws (Inch Series)ASME B18

23、.2.2 (1987; R 2005) Standard for Square and Hex NutsASME B31.8 (2007) Gas Transmission and Distribution Piping SystemsASME BPVC SEC VIII D1 (2007; Addenda 2008) Boiler and Pressure Vessel Code; Section VIII, Pressure Vessels Division 1 - Basic CoverageASTM INTERNATIONAL (ASTM)ASTM A 193/A 193M (2009

24、) Standard Specification for Alloy-Steel and Stainless Steel Bolting Materials for High-Temperature ServiceASTM A 194/A 194M (2009) Standard Specification for Carbon and Alloy Steel Nuts for Bolts for SECTION 33 11 23 Page 5Provided by IHSNot for ResaleNo reproduction or networking permitted without

25、 license from IHS-,-,-High-Pressure or High-Temperature Service, or BothASTM A 53/A 53M (2007) Standard Specification for Pipe, Steel, Black and Hot-Dipped, Zinc-Coated, Welded and SeamlessASTM D 2513 (2009) Thermoplastic Gas Pressure Pipe, Tubing, and FittingsASTM D 2683 (2004) Standard Specificati

26、on for Socket-Type Polyethylene Fittings for Outside Diameter-Controlled Polyethylene Pipe and TubingCSA AMERICA, INC. (CSA/AM)CSA/AM Z21.41 (2003; A 2005; Errata 2007) Quick-Disconnect Devices for Use with Gas Fuel AppliancesCSA/AM Z21.69 (2009) Connectors for Movable Gas AppliancesMANUFACTURERS ST

27、ANDARDIZATION SOCIETY OF THE VALVE AND FITTINGS INDUSTRY (MSS)MSS SP-58 (2002) Standard for Pipe Hangers and Supports - Materials, Design and ManufactureMSS SP-69 (2003; R 2004) Standard for Pipe Hangers and Supports - Selection and ApplicationMSS SP-89 (2003) Pipe Hangers and Supports - Fabrication

28、 and Installation PracticesNATIONAL FIRE PROTECTION ASSOCIATION (NFPA)NFPA 54 (2008) National Fuel Gas CodeNFPA 58 (2007; Amendment 1 2007; Amendment 2 2007; Amendment 3 2007; Amendment 4 2008) Liquefied Petroleum Gas CodeSHEET METAL AND AIR CONDITIONING CONTRACTORS NATIONAL ASSOCIATION (SMACNA)SMAC

29、NA 1650 (20080) Seismic Restraint Manual Guidelines for Mechanical Systems - Second EditionU.S. DEPARTMENT OF DEFENSE (DOD)MIL-STD-101 (Rev B) Color Code for Pipelines “DO“ for District Office (Engineering Division or other organization in the District Office); “AO“ for Area Office; “RO“ for Residen

30、t Office; and “PO“ for Project Office. Codes following the “G“ typically are not used for Navy, Air Force, and NASA projects.Choose the first bracketed item for Navy, Air Force and NASA projects, or choose the second bracketed item for Army projects.*Government approval is required for submittals wi

31、th a “G“ designation; submittals not having a “G“ designation are for Contractor Quality Control approval.for information only. When used, a designation following the “G“ designation identifies the office that will review the submittal for the Government. The following shall be submitted in accordan

32、ce with Section 01 33 00 SUBMITTAL PROCEDURES:SD-03 Product DataValve boxSECTION 33 11 23 Page 7Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Pressure regulatorGas equipment connectorsValvesWarning and identification tapeRisersTransition fittingsGa

33、s meter LPG containers and accessoriesSD-07 CertificatesWelders qualificationsPE welders qualificationsWelders identification symbolsSD-08 Manufacturers InstructionsPE pipe and fittingsSubmit manufacturers installation instructions and manufacturers visual joint appearance chart.1.4 QUALITY ASSURANC

34、E1.4.1 Welders QualificationsComply with ASME B31.8. The steel welder shall have a copy of a certified ASME B31.8 qualification test report. The PE welder shall have a certificate from a PE pipe manufacturers sponsored training course. Contractor shall also conduct a qualification test. Submit each

35、welders identification symbols, assigned number, or letter, used to identify work of the welder. Affix symbols immediately upon completion of welds. Welders making defective welds after passing a qualification test shall be given a requalification test and, upon failing to pass this test, shall not

36、be permitted to work this contract.1.4.2 PE Welders QualificationsPrior to installation, Contractor shall have supervising and installing personnel trained by a PE pipe manufacturers sponsored course of not less than one week duration, or present proof satisfactory to the Contracting Officer that pe

37、rsonnel are currently working in the installation of PE gas distribution lines.1.4.3 Safety Standards49 CFR 192 and 49 CFR 195.SECTION 33 11 23 Page 8Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-1.5 DELIVERY, STORAGE, AND HANDLINGHandle, transport

38、, and store plastic pipe and fittings carefully. Plug or cap pipe ends during transportation or storage to minimize dirt and moisture entry. Do not subject to abrasion or concentrated external loads. Discard PE pipe sections and fittings that have been damaged.PART 2 PRODUCTS2.1 MATERIALS AND EQUIPM

39、ENTConform to NFPA 54 and with requirements specified herein. Supply piping to appliances or equipment shall be at least as large as the inlets thereof.2.2 PIPE AND FITTINGS2.2.1 Aboveground and Within Buildings and Vaults*NOTE: For steam electric generation stations, industrial and institutional pl

40、ants, and central heating plants, use Schedule 80 black steel piping in accordance with ANSI B31.1 for threaded joints.*a. Pipe: Black steel in accordance with ASTM A 53/A 53M, Schedule 40 80, threaded ends for sizes 50 mm 2 inches and smaller; otherwise, plain end beveled for butt welding.b. Thread

41、ed Fittings: ASME B16.3, black malleable iron.c. Socket-Welding Fittings: ASME B16.11, forged steel.d. Butt-Welding Fittings: ASME B16.9, with backing rings of compatible material.e. Unions: ASME B16.39, black malleable iron.f. Flanges and Flanged Fittings: ASME B16.5 steel flanges or convoluted ste

42、el flanges conforming to ASME BPVC SEC VIII D1. Flange faces shall have integral grooves of rectangular cross sections which afford containment for self-energizing gasket material.2.2.2 Underground Polyethylene (PE)PE pipe and fittings are as follows:a. Pipe: ASTM D 2513, 690 kPa (gage) 100 psig wor

43、king pressure, Standard Dimension Ratio (SDR), the ratio of pipe diameter to wall thickness, 11.5 maximum.b. Socket Fittings: ASTM D 2683.c. Butt-Fusion Fittings: ASTM D 2513, molded.2.2.3 RisersManufacturers standard riser, transition from plastic to steel pipe with 0.18 to 0.30 mm 7 to 12 mil thic

44、k epoxy coating. Use swaged gas-tight SECTION 33 11 23 Page 9Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-construction with O-ring seals, metal insert, and protective sleeve. Provide remote bolt-on or bracket or wall-mounted riser supports as indicated.2.2.4 Transition Fittings*NOTE: Choose the applicable options from the following.*a. Steel to Plastic (PE): As specified for “riser“ except d