1、Designation: D 2517 06An American National StandardStandard Specification forReinforced Epoxy Resin Gas Pressure Pipe and Fittings1This standard is issued under the fixed designation D 2517; the number immediately following the designation indicates the year oforiginal adoption or, in the case of re
2、vision, the year of last revision. A number in parentheses indicates the year of last reapproval. Asuperscript epsilon (e) indicates an editorial change since the last revision or reapproval.This standard has been approved for use by agencies of the Department of Defense.1. Scope*1.1 This specificat
3、ion covers requirements and methods oftest for materials, dimensions and tolerances, hydrostatic-burststrength, chemical resistance, and longitudinal tensile proper-ties, for reinforced epoxy resin pipe and fittings for use in gasmains and services for direct burial and insertion applications.The pi
4、pe and fittings covered by this specification are intendedfor use in the distribution of natural gas, petroleum fuels(propaneair and propanebutane vapor mixtures), manufac-tured and mixed gases where resistance to gas permeation,toughness, resistance to corrosion, aging, and deteriorationfrom water,
5、 gas, and gas additives are required. Methods ofmarking are also given. Design considerations are discussed inAppendix X1.1.2 The values in SI units are to be regarded as the standard.1.3 The following safety hazards caveat pertains only to thetest method portion, Section 8, of this specification: T
6、hisstandard does 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.NOTE 1There is no simil
7、ar or equivalent ISO standard.1.4 A recommended inplant quality control program isgiven in Appendix X2.2. Referenced Documents2.1 ASTM Standards:2D 396 Specification for Fuel OilsD 543 Practices for Evaluating the Resistance of Plastics toChemical ReagentsD 618 Practice for Conditioning Plastics for
8、 TestingD 883 Terminology Relating to PlasticsD 1598 Test Method for Time-to-Failure of Plastic PipeUnder Constant Internal PressureD 1599 Test Method for Resistance to Short-Time Hydrau-lic Pressure of Plastic Pipe, Tubing, and FittingsF 1898 Practice for Sampling of Plastics3D 2105 Test Method for
9、 Longitudinal Tensile Properties of“Fiberglass” (Glass-Fiber-Reinforced Thermosetting-Resin) Pipe and TubeD 2143 Test Method for Cyclic Pressure Strength of Rein-forced, Thermosetting Plastic PipeD 2290 Test Method for Apparent Hoop Tensile Strength ofPlastic or Reinforced Plastic Pipe by Split Disk
10、 MethodD 2412 Test Method for Determination of External LoadingCharacteristics of Plastic Pipe by Parallel-Plate LoadingD 2924 Test Method for External Pressure Resistance of“Fiberglass” (Glass-Fiber-Reinforced Thermosetting-Resin) PipeD 2992 Practice for Obtaining Hydrostatic or Pressure De-sign Ba
11、sis for “Fiberglass” (Glass-Fiber-ReinforcedThermosetting-Resin) Pipe and FittingsD 2996 Specification for Filament-Wound “Fiberglass(Glass-Fiber-Reinforced Thermosetting-Resin) PipeD 3567 Practice for Determining Dimensions of “Fiber-glass” (Glass-Fiber-Reinforced Thermosetting Resin) Pipeand Fitti
12、ngsD 3839 Guide for Underground Installation of “Fiberglass”(Glass-FiberReinforced Thermosetting-Resin) PipeD 3892 Practice for Packaging/Packing of PlasticsD 5685 Specification for “Fiberglass” (Glass-Fiber-Reinforced Thermosetting-Resin) Pressure Pipe FittingsF 412 Terminology Relating to Plastic
13、Piping Systems3. Terminology3.1 Definitions:3.1.1 GeneralDefinitions are in accordance with Termi-nology D 883 or F 412. Abbreviations are in accordance with1This specification is under the jurisdiction of ASTM Committee D20 onPlastics and is the direct responsibility of Subcommittee D20.23 on Reinf
14、orcedPlastic Piping Systems.Current edition approved April 1, 2006. Published April 2006. Originallyapproved in 1966. Last previous edition approved in 2005 as D2517 05.2For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service at serviceastm.org. For Annua
15、l Book of ASTMStandards volume information, refer to the standards Document Summary page onthe ASTM website.3Withdrawn.1*A Summary of Changes section appears at the end of this standard.Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.
16、Terminology D 1600, unless otherwise indicated. The abbre-viation for fiberglass pipe is RTRP and the abbreviation forfiberglass fittings is RTRF.3.1.2 The gas industry technology used in this specificationis in accordance with definitions given in The Department ofTransportation of Natural and Othe
17、r Gas by Pipeline MinimumSafety Standards.3.1.3 Standards Reinforced Thermosetting Resin Pipe Ma-terials Designation CodeThe pipe material designation codeshall consist of the abbreviation RTRP followed by type andgrade in arabic numerals, class by a capital letter and the longterm steady pressure s
18、trength by a second capital letter. Thefittings material designation shall consist of the abbreviationRTRF followed by type (method of manufacture), grade(general type of resin), class (configuration of joining system),and pressure rating.4. Classification4.1 PipeThe pipe covered in this specificati
19、on is made bythe filament winding process and is described in SpecificationD 2996. Requirements of this pipe are based on short-term testsdefined in this specification.4.2 FittingsThis specification covers a) reinforced epoxyresin fittings described in specification D 5685 and made of thetype of mat
20、erials covered in Section 5, and b) metal fittingswhich have been designed and tested in accordance with theprovisions of The Department of Transportation Title 49 of TheCode of Federal Regulations Part 192 Transportation ofNatural Gas and Other Gas by Pipeline: Minimum FederalSafety Standards, whic
21、h are capable of being joined to the pipeand will provide a suitable gas distribution system.5. Materials5.1 The resins and reinforcements used to make pipe shallbe as specified in 5.1.1.5.1.1 This specification covers glass fiber reinforced epoxyresin pipe and fittings as defined in Specification D
22、 2996 asType 1; Grade 1; Classes A, C, and H; and Hydrostatic DesignBasis U, W, X, Y, and Z Example: RTRP 11 HZ and fittingsas defined in specification D 5685-RTRF 11A1D, RTRF21A1D, RTRF 11F2D and RTRF 21A2D.NOTE 2The particular reinforced thermosetting resin included ini-tially in this specificatio
23、n for gas pressure piping was selected on the basisof engineering test studies made by Battelle Memorial Institute, experi-mental use in field installations, and technical data supplied by themanufacturers of the plastics materials used to make the pipe and fittings.It is the intent of ASTM Committe
24、e D-20 on Plastics to consider forinclusion other resins and reinforcements in this specification whenevidence is presented to show that they are suitable for gas service.Minimum requirements are an ASTM pipe specification and long-termstrength determined in accordance with Test Method D 2992, Proce
25、dureB, in addition to the requirements of this specification.6. Requirements6.1 WorkmanshipThe pipe and fittings shall be free ofvisible cracks, holes, foreign inclusions, blisters, and otherinjurious defects. The pipe and fittings shall be as uniform ascommercially practicable in color, opacity, de
26、nsity, and otherphysical properties.6.2 Pipe Dimensions and Tolerances:6.2.1 DiametersThe outside diameter of the pipe shall bein accordance with Table 1 when measured in accordance with8.4.1.6.2.2 Wall ThicknessThe wall thickness of the pipe shallmeet the requirements given in Table 1 when measured
27、 inaccordance with 8.4.1.6.2.3 LengthsThe pipe shall be in lengths as specified onthe purchase order when measured in accordance with 8.4.1.NOTE 3Either threaded adaptors or bonded joints are acceptable.Jointers of up to 5 % of the shipment are acceptable to meet the lengthrequirements. No section l
28、ess than 1.5 m (5 ft) long can be used to makea joint and only one jointer can be used in a length.6.3 Fittings Dimensions and Tolerances The fittings di-mensions shall enable the pipe and fittings to be joined andshall be measured in accordance with 8.4.2.NOTE 4Subcommittee D 20.23 is working towar
29、ds development ofdimensional requirements for fittings; however, it will be some timebefore the requirements are available. Therefore, the method of measuringis provided only to have a standard method of measuring fittingsdimensions for inspection purposes.6.4 Short-Term Rupture Strength (Burst Pres
30、sure)Theminimum hoop stress at burst for pipe covered by thisspecification shall be as listed in Table 2 when tested inaccordance with 8.5. The minimum burst requirements forfittings covered by this specification shall be 4.82 MPa (700psi) internal pressure or 27.5 MPa (4000 psi) hoop tensilestress,
31、 whichever is greater, when tested in accordance with 8.5at temperatures of 23C (73.4F) and 65.6C (150F), andcalculated using the equation listed in Test Method D 1599 forhoop stress. The calculations shall use the fittings wall thick-ness and diameter at a point where the wall thickness is at amini
32、mum and which is also in the section of the fittings whichis not reinforced by the pipe.6.5 Crush StrengthThe minimum stiffness factor at 5 %deflection of the pipe shall be as shown in Table 2 when testedin accordance with Test Method D 2412.TABLE 1 Pipe Dimensions, mm (in.)Nominal Outside Diameter
33、Tolerance Minimum Wall Thickness2 60.325 (2.375) +1.524, 0.457 (+0.060, 0.018) 1.524 (0.060)3 88.900 (3.500) +1.524, 0.457 (+0.060, 0.018) 1.524 (0.060)4 114.300 (4.500) +1.524, 0.457 (+0.060, 0.018) 1.780 (0.070)6 168.275 (6.625) +1.678, 0.711 (+0.066, 0.028) 2.540 (0.100)8 219.075 (8.625) +2.184,
34、1.016 (+0.086, 0.040) 3.227 (0.125)10 273.050 (10.750) +2.743, 1.219 (+0.108, 0.048) 3.830 (0.150)12 323.850 (12.750) +3.251, 1.422 (+0.128, 0.056) 4.215 (0.175)D 2517 0626.6 Chemical ResistanceThe pipe shall not change morethan 612 % in apparent tensile strength when measured inaccordance with 8.7.
35、NOTE 5A suitable chemical resistance test for fittings is not availableat the present time and will be added when available.6.7 Longitudinal (Tensile Strength)The minimum longi-tudinal tensile strength for pipe covered by this specificationshall be as listed in Table 2 when tested in accordance with
36、 TestMethod D 2105.6.8 Hydrostatic CollapseThe minimum factor for pipecovered by this specification shall be as listed in Table 2 whentested in accordance with Test Method D 2924.7. Adhesive Requirements7.1 Adhesives used to join reinforced epoxy resin pipe shallbe suitable for use with the pipe and
37、 fittings and meet therequirements listed in 7.2 and 7.3.NOTE 6It is recommended that the working (pot) life of the adhesivebe agreed upon between the purchaser and the manufacturer.7.2 Adhesive TestAll adhesives covered by this specifica-tion shall have a minimum ultimate shear strength of 10.3 MPa
38、(1500 psi) when tested in accordance with 8.8.7.3 PackagingEach adhesive kit shall contain the neces-sary components and instruction sheets, which shall includecure times and pot life.8. Test Methods8.1 SamplingTake a sample of the pipe and fittingssufficient to determine conformance with this speci
39、fication.About 15 m (50 ft) of pipe or tubing are required to make thetests prescribed. The number of fittings required varies, de-pending upon the size and type of fitting. It is suggested that asampling plan be agreed upon by the purchaser and themanufacturer (see Practice D 1898).8.2 Conditioning
40、Unless otherwise specified, conditionthe specimens prior to test at 23 6 2C (73.4 6 3.6F) and 506 5 % relative humidity for not less than 48 h, in accordancewith Procedure A of Practice D 618 for those tests whereconditioning is required and in all cases of disagreement.8.3 Test ConditionsConduct th
41、e tests in the StandardLaboratory Atmosphere of 23 6 2C (73.4 6 3.6F), unlessotherwise specified.8.4 Dimensions and Tolerances:8.4.1 Wall Thickness and DiameterDetermine in accor-dance with Practice D 3567.8.4.2 Liner ThicknessWhen the test specimens contain aliner, determine the average liner thick
42、ness in accordance withPractice D 3567.8.5 Short-Term Hydrostatic Failure Strength (MinimumHoop Stress)Determine in accordance with Test MethodD 1599. Fittings shall be tested with pipe nipples bonded in thesockets.8.6 Apparent Tensile PropertiesThe apparent tensilestrength shall be determined in ac
43、cordance with Procedure B ofTest Method D 2290.8.7 Chemical ResistanceDetermine the resistance to thefollowing chemicals in accordance with Procedure II of TestMethod D 543, except use ring specimens cut from pipe forthis purpose:Chemical Concentration, %Fuel Oil No. 1 (Specification D 396) 100t-but
44、yl mercaptan 5 in fuel oilAntifreeze agents (at least one shall be used):Methanol 100Isopropanol 100Ethylene glycol 100Cut specimens from the pipe in accordance with 8.6; test fivespecimens with each reagent. Coat specimen edges withadhesive prior to immersion. Completely immerse the speci-mens in t
45、he chemicals for 72 h. Upon removal from thechemicals, wipe the specimens with a clean dry cloth, condi-tion in the testing room for a period not to exceed 2 h, and thentest in tension in accordance with 8.6.8.8 Adhesive TestThe ultimate shear strength for adhe-sives used to bond pipe and fittings t
46、ogether shall be deter-mined in accordance with the following procedure; it isapplicable to all adhesives covered by this specification.8.8.1 PrincipleLaboratory shear specimens are made bybonding together two 3 by 13 by 75-mm (18 by12 by 3-in.),reinforced thermosetting plastic laminates using the s
47、uppliedadhesive kits. This specimen is then cured in accordance withinstructions supplied with the adhesive. After curing, thespecimen is pulled apart in a universal testing machine.8.8.2 Test SpecimenThe test specimen shall be madeusing longitudinally reinforced epoxy resin laminates that aremade o
48、f the same materials as the pipe with dimensions of 5 by13 by 75 mm (18 by12 by 3 in.). Each specimen shall have abonding surface on one end made by milling off 5 mils of thesurface for a length of 2 mm (34 in.). Test a minimum of fivetest specimens.8.8.3 Procedure:8.8.3.1 Clean the milled surfaces
49、of two 75-mm (3-in.) longlaminates using solvent supplied with adhesive.8.8.3.2 Mix the adhesive components in accordance withinstructions supplied with the adhesives.8.8.3.3 Wet the cleaned surface of the laminates with themixed adhesive.8.8.3.4 Press the adhesive-coated areas of the laminatestogether, maintaining alignment of edges and clamp so that thespecimen is held together using uniform pressure. Pressureused shall be sufficient to yield specimens with adhesive linethicknesses that do not exceed 0.9 mm (132 in
