1、Designation: D2513 12a1An American National StandardStandard Specification forPolyethylene (PE) Gas Pressure Pipe, Tubing, and Fittings1This standard is issued under the fixed designation D2513; the number immediately following the designation indicates the year oforiginal adoption or, in the case o
2、f revision, the year of last revision. A number in parentheses indicates the year of last reapproval. Asuperscript epsilon () indicates an editorial change since the last revision or reapproval.This standard has been approved for use by agencies of the Department of Defense.1NOTE6.3 was editorially
3、corrected in December 2012.1. Scope*1.1 This specification covers requirements and test methodsfor material dimensions and tolerances, hydrostatic burststrength, chemical resistance, and rapid crack resistance ofpolyethylene pipe, tubing, and fittings for use in fuel gas mainsand services for direct
4、 burial and reliner applications. The pipeand fittings covered by this specification are intended for use inthe distribution of natural gas. Requirements for the qualifyingof polyethylene systems for use with liquefied petroleum gasare also covered.1.1.1 This specification does not cover threaded pi
5、pe. De-sign considerations are discussed in Appendix X1. In-plantquality control programs are specified in AnnexA1 and AnnexA2.1.1.2 See Specification F2619/F2619M for polyethylenepiping for pressure or non-pressure oil and gas producingapplications to convey fluids such as oil, dry or wet gas,multi
6、phase fluids, and non-potable oilfield water.1.2 The text of this specification references notes, footnotes,and appendixes which provide explanatory material. Thesenotes and footnotes (excluding those in tables and figures) shallnot be considered as requirements of the specification.1.3 The values s
7、tated in inch-pound units are to be regardedas standard. The values given in parentheses are mathematicalconversions to SI units that are provided for information onlyand are not considered standard.1.4 The following is an index of the annexes and appendixin this specification:Annex SubjectAnnex A1
8、In-Plant Quality Control for all materials up to 12 in.Annex A2 In-Plant Quality Control for PE materials 14 in. and larger.Appendixes SubjectAppendixX1Design Consideration1.5 The following precautionary caveat pertains only to thetest method portion, Section 6, of this specification. Thisstandard d
9、oes not purport to address all of the safety concerns,if any, associated with its use. It is the responsibility of the userof this standard to establish appropriate safety and healthpractices and determine the applicability of regulatory limita-tions prior to use.2. Referenced Documents2.1 ASTM Stan
10、dards:22.1.1 Terminology:D1600 Terminology forAbbreviated Terms Relating to Plas-ticsF412 Terminology Relating to Plastic Piping Systems2.1.2 Test Methods for:D638 Test Method for Tensile Properties of PlasticsD1238 Test Method for Melt Flow Rates of Thermoplasticsby Extrusion PlastometerD1598 Test
11、Method for Time-to-Failure of Plastic PipeUnder Constant Internal PressureD1599 Test Method for Resistance to Short-Time HydraulicPressure of Plastic Pipe, Tubing, and FittingsD2122 Test Method for Determining Dimensions of Ther-moplastic Pipe and FittingsD2290 Test Method for Apparent Hoop Tensile
12、Strength ofPlastic or Reinforced Plastic Pipe by Split Disk MethodD2837 Test Method for Obtaining Hydrostatic Design Basisfor Thermoplastic Pipe Materials or Pressure Design Basisfor Thermoplastic Pipe ProductsF1473 Test Method for Notch Tensile Test to Measure theResistance to Slow Crack Growth of
13、Polyethylene Pipesand Resins2.1.3 Practices for:D543 Practices for Evaluating the Resistance of Plastics toChemical ReagentsD618 Practice for Conditioning Plastics for Testing1This specification is under the jurisdiction of ASTM Committee F17 on PlasticPiping Systems and is the direct responsibility
14、 of Subcommittee F17.60 on Gas.Current edition approved April 1, 2012. Published April 2012. Originallyapproved in 1966. Last previous edition approved in 2012 as D2513 12. DOI:10.1520/D2513-12A.2For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service at
15、serviceastm.org. For Annual Book of ASTMStandards volume information, refer to the standards Document Summary page onthe ASTM website.*A Summary of Changes section appears at the end of this standardCopyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. U
16、nited States1D1898 Sampling of PlasticsD2774 Practice for Underground Installation of Thermoplas-tic Pressure PipingF2620 Practice for Heat Fusion Joining of Polyethylene Pipeand Fittings2.1.4 Specification for:D2683 Specification for Socket-Type Polyethylene Fittingsfor Outside Diameter-Controlled
17、Polyethylene Pipe andTubingD3261 Specification for Butt Heat Fusion Polyethylene (PE)Plastic Fittings for Polyethylene (PE) Plastic Pipe andTubingD3350 Specification for Polyethylene Plastics Pipe and Fit-tings MaterialsF1055 Specification for Electrofusion Type PolyethyleneFittings for Outside Diam
18、eter Controlled Polyethyleneand Crosslinked Polyethylene (PEX) Pipe and TubingF1563 Specification for Tools to Squeeze-off Polyethylene(PE) Gas Pipe or TubingF2138 Specification for Excess Flow Valves for Natural GasServiceF2619/F2619M Specification for High-Density Polyethylene(PE) Line PipeF2897 S
19、pecification for Tracking and Traceability EncodingSystem of Natural Gas Distribution Components (Pipe,Tubing, Fittings, Valves, and Appurtenances)2.2 ANSI Standards:B 16.40 Manually Operated Thermoplastic Gas Shutoffsand Valves in Gas Distribution Systems3B 31.8 Gas Transmission and Distribution Pi
20、ping Systems32.3 Federal Specifications:Fed. Std. No. 123 Marking for Shipment (Civil Agencies)4OPS 49 CFR Part 192 Title 49, Code of Federal Regula-tions42.4 Military Standards:MIL-STD-129 Marking for Shipment and Storage4MIL-STD-1235 (ORD) Single- and Multi-Level ContinuousSampling Procedures and
21、Tables for Inspection by Attri-butes2.5 ISO Standards5:ISO 4437 Buried polyethylene (PE) pipes for the supply ofgaseous fuels-Metric series-SpecificationsISO 9080 Thermoplastics Pipes for the Transport ofFluidsMethods of Extrapolation of Hydrostatic StressRupture Data to Determine Long-Term Hydrosta
22、ticStrength of Thermoplastic Pipe MaterialsISO 12162 Thermoplastic Materials for Pipes and Fittingsfor Pressure ApplicationsClassification andDesignationOverall Service (Design) CoefficientISO 13477 Thermoplastics pipes for the conveyance offluids Determination of resistance to rapid crack propa-gat
23、ion (RCP) Small scale steady-state test (S4 test)ISO 13478 Thermoplastics pipe for the conveyance of fluids Determination of resistance to rapid crack propagation(RCP) Full-scale test (FST)2.6 Plastic Pipe Institute6PPI TR-3 HDB/HDS /PDB/ SDB/MRS PoliciesPPI TR-4 HDB/HDS/SDB/PDB/MRS Listed Materials
24、PPI TR-33 Generic Butt Fusion Joining for PolyethyleneGas PipePPI TR-41 Generic Saddle Fusion Joining Procedure forPolyethylene Gas Piping6PPI TN-30/2006 Requirements for the Use of Rework Ma-terials in Polyethylene Gas Pipe6PPI TR-9 Recommended Design Factors and Design Coef-ficients for Thermoplas
25、tic Pressure pipe2.7 Other Documents:7National Fire Protection Association: NFPA 58 Storage andHandling Liquefied Petroleum Gases3. Terminology3.1 DefinitionsDefinitions are in accordance with Termi-nology F412, and abbreviations are in accordance with Termi-nology D1600, unless otherwise specified.
26、3.2 The gas industry terminology used in this specificationis in accordance with ANSI B31.8 or OPS 49 CFR Part 192,unless otherwise indicated.3.3 The term pipe used herein refers to both pipe and tubingunless specifically stated otherwise.3.4 re-rounding equipmentequipment used to reform thepipe and
27、 permanently reduce ovality to 5 % or less.3.5 rounding equipmentequipment, devices, clamps, andso forth, used to temporarily hold the pipe round whileout-of-roundness measurements are made, or a joining proce-dure (heat fusion, electrofusion, or mechanical) is performed.3.6 pipe material designated
28、 codethe pipe material des-ignation code shall consist of the abbreviation for the type ofplastic (PE) followed by Arabic numerals which describe theshort term properties in accordance with applicable Specifica-tion D3350, the hydrostatic design stress for water at 73.4F(23C) in units of 100 psi wit
29、h any decimal figures dropped.Where the hydrostatic design stress code contains less than twofigures, a zero is used before the number. Thus, a completematerial designation code shall consist of PE and four figuresfor PE materials. For example, PE2708 is a grade PE27polyethylene with an 800psi desig
30、n stress for water at 73.4F(23C). The hydrostatic design stresses for gas are not used inthis designation code.3.7 dimension ratio (DR)the ratio of pipe diameter to wallthickness. It is calculated by dividing the specified outsidediameter of the pipe, in inches (mm), by the minimum specified3Availab
31、le from American National Standards Institute (ANSI), 25 W. 43rd St.,4th Floor, New York, NY 10036, http:/www.ansi.org.4Available from Standardization Documents Order Desk, DODSSP, Bldg. 4,Section D, 700 Robbins Ave., Philadelphia, PA 19111-5098, http:/www.dodssp.daps.mil.5Available from Internation
32、al Organization for Standardization (ISO), 1, ch. dela Voie-Creuse, Case postale 56, CH-1211, Geneva 20, Switzerland, http:/www.iso.ch.6Available from Plastics Pipe Institute (PPI), 105 Decker Court, Suite 825,Irving, TX 75062, http:/www.plasticpipe.org.7Available from National Fire Protection Assoc
33、iation (NFPA), 1 BatterymarchPark, Quincy, MA 02169-7471, http:/www.nfpa.org.D2513 12a12wall thickness, in inches (mm). The standard dimension ratio(SDR) is a common numbering system which is derived fromthe ANSI preferred number series R 10.3.8 toe-ina small reduction of the outside diameter at the
34、cut end of a length of thermoplastic pipe.4. Materials4.1 GeneralThe PE used to make pipe and fittings shall bePE or reworked PE (see 4.2 and 4.4) and shall have a PlasticsPipe Institute (PPI) long-term hydrostatic design stress andhydrostatic design basis rating.4.2 Rework MaterialClean rework mate
35、rial of the samecommercial designation, generated from the manufacturersown pipe and fitting production shall not be used unless thepipe and fitting produced meet all the requirements of thisspecification. The use of these rework materials shall begoverned by the requirements of 4.3 and PPI TN-30/20
36、06. Inpipe, rework materials shall be limited to a maximum of 30 %by weight.NOTE 1The requirements for rework materials herein are intended toincorporate prudent specifications to ensure that the potential for contami-nation in gas piping products, that meet this specification, is reduced to theexte
37、nt possible. It is imperative to emphasize that rework materials havenot been identified as the cause of any field failures. The requirements forrework materials were developed by the consensus of interested partiesincluding product manufacturers, gas utility companies, and regulatoryagencies.4.3 Do
38、cumentationA documentation system to allow fortraceability of raw materials including percentage and materialclassification (or designation, if applicable) of rework materialsused in the manufacture of the pipe product meeting therequirements of this specification shall exist and be supplied tothe p
39、urchaser, if requested.4.4 ClassificationPolyethylene materials suitable for usein the manufacture of pipe and fittings under this specificationshall meet Table 1 requirements for the applicable pipematerial designation code.NOTE 2References and material descriptions for PE 2306, PE 2406,PE 2606, PE
40、 3306, PE 3406, PE 3408, PE 3608, PE 3710, and PE 4608have been removed from D2513. Elimination of these materials does notaffect the pipelines that are in service. They can still be used for gasdistribution. The main reason for removing these materials from thisstandard is to reflect the current st
41、ate of the art in PE gas distributionpiping.4.5 Slow Crack Growth ResistanceUse Test MethodF1473 on compression molded plaques at a stress of 2.4 MPabased on the unnotched area and a test temperature of 80C.Notch depth shall be in accordance with Table 1 in TestMethod F1473. Materials shall meet the
42、 Slow Crack GrowthResistance requirements in Table 1.4.6 Additive ClassesPolyethylene material compoundsshall meet Specification D3350 code C or E. Code C materialcompounds shall have 2 to 3 percent carbon black. Code Ematerial compounds shall be yellow with UV stabilizer.4.7 Thermal StabilityThe PE
43、 material shall contain suffi-cient antioxidant so that the minimum induction temperatureshall be 428F (220C) when tested in accordance withSpecification D3350. The sample shall be representative of thecross section of the pipe or fittings.4.8 Hydrostatic Design Basis (HDB) Substantiation TheHDB for
44、 PE materials at 73F (23C) shall be substantiated tobe linear to 50 years as per Test Method D2837, Section 5.7.NOTE 3The long-term hydrostatic strength at 50 years in accordancewith Test Method D2837 is not to be used for any pressure ratingcalculations. The MAOP is still calculated using the HDB o
45、btained fromTest Method D2837 long-term hydrostatic strength at 100 000 h. PEcompounds with a thermoplastic pipe material designation code of PE2708 and PE 4710 as well as those compounds denoted in PPI TR-4 withan asterisk (*) meet the substantiation requirement of Test Method D2837.4.9 Resistance
46、to Rapid Crack Propagation (RCP) forMaterial The PE material classification (formulation) used inthe manufacture of pipe and fittings under this specificationshall be tested for resistance to failure by RCP in accordancewith the procedures set forth in ISO 13477 (S4 Test) or ISO13478 (Full Scale Tes
47、t (FST). The data obtained shall be madeavailable upon request without limitations on disclosure, andshall not subsequently be subject to disclosure limitations whenused by others. The values obtained are applicable to all pipeswith the wall thickness of the pipe tested and all thinner wallpipes. In
48、 case of conflict, the RCP results of ISO 13478 shallapply.TABLE 1 Polyethylene Compound RequirementsPipe Material Designation CodePE 2708 PE 4710Density Cell Classification per SpecificationD335024SCG Resistance Cell Classification perSpecification D335077HDS for water at 73F (23C) per TestMethod D
49、2837 and PPI TR-3, psi (MPa)800 (5.5) 1000 (6.9)Color and UV Stabilizer Code per Speciif-cation D3350CorE CorEMelt flow rate per Test Method D1238, g/10min#0.40 Cond. 190/2.16 or#20 Cond. 190/21.6#0.15 Cond. 190/2.16 or#20 Cond. 190/21.6HDB at 73F (23C) per Test MethodD2837 and PPI TR-3, psi (MPa)1250 (8.6) 1600 (11.0)Minimum HDB at 140F (60C) per TestMethod D2837 and PPI TR-3, psi (MPa)800 (5.5) 800 (5.5)D2513 12a13NOTE 4While S4 or FST testing of any combination of outsidediameter and SDR is permitted in fulfillment of the
