1、Designation: F 2736 10Standard Specification for6 to 30 in. (152 To 762 mm) Polypropylene (PP) CorrugatedSingle Wall Pipe And Double Wall Pipe1This standard is issued under the fixed designation F 2736; the number immediately following the designation indicates the year oforiginal adoption or, in th
2、e case of 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.1. Scope1.1 This specification covers requirements and test methodsfor materials, dimensions, work
3、manship, elongation, brittle-ness, pipe stiffness, perforations and markings for single wallcorrugated polypropylene (PP) pipe and double wall corru-gated polypropylene (PP) pipe. It covers nominal sizes 6 in.through 30 in. (152 mm through 762 mm).1.2 The corrugated polypropylene pipes governed by t
4、hisstandard are intended for use in non-pressure applications forsanitary sewers, storm sewers and drainage pipes. Single wallcorrugated polypropylene pipe shall not be used for sanitarysewer applications.1.3 The values stated in inch-pound units are to be regardedas standard. The values given in pa
5、rentheses are mathematicalconversions to SI units that are provided for information onlyand are not considered standard.1.4 This standard does not purport to address all of thesafety concerns, if any, associated with its use. It is theresponsibility of the user of this standard to establish appro-pr
6、iate safety and health practices and determine the applica-bility of regulatory limitations prior to use.2. Referenced Documents2.1 ASTM Standards:2D256 Test Methods for Determining the Izod PendulumImpact Resistance of PlasticsD618 Practice for Conditioning Plastics for TestingD638 Test Method for
7、Tensile Properties of PlasticsD790 Test Methods for Flexural Properties of Unreinforcedand Reinforced Plastics and Electrical Insulating MaterialsD792 Test Methods for Density and Specific Gravity (Rela-tive Density) of Plastics by DisplacementD1238 Test Method for Melt Flow Rates of Thermoplasticsb
8、y Extrusion PlastometerD1505 Test Method for Density of Plastics by the Density-Gradient TechniqueD1600 Terminology for Abbreviated Terms Relating toPlasticsD2122 Test Method for Determining Dimensions of Ther-moplastic Pipe and FittingsD2321 Practice for Underground Installation of Thermo-plastic P
9、ipe for Sewers and Other Gravity-Flow Applica-tionsD2412 Test Method for Determination of External LoadingCharacteristics of Plastic Pipe by Parallel-Plate LoadingD2444 Test Method for Determination of the Impact Resis-tance of Thermoplastic Pipe and Fittings by Means of aTup (Falling Weight)D2990 T
10、est Methods for Tensile, Compressive, and Flex-ural Creep and Creep-Rupture of PlasticsD3212 Specification for Joints for Drain and Sewer PlasticPipes Using Flexible Elastomeric SealsD3895 Test Method for Oxidative-Induction Time of Poly-olefins by Differential Scanning CalorimetryD6992 Test Method
11、for Accelerated Tensile Creep andCreep-Rupture of Geosynthetic Materials Based on Time-Temperature Superposition Using the Stepped IsothermalMethodF412 Terminology Relating to Plastic Piping SystemsF477 Specification for Elastomeric Seals (Gaskets) for Join-ing Plastic Pipe2.2 American Association o
12、f State Highway and transpor-tation Offcials (AASHTO) Standard:3AASHTO LRFD Bridge Design Specifications2.3 Transportation Research Record:3TRR No. 2028 , “Guidelines for Interpreting AASHTOSpecifications to Design or Evaluate Buried Structureswith Comprehensive Solution Methods,” 2007.1This test me
13、thod is under the jurisdiction of ASTM Committee F17 on PlasticPiping Systems and is the direct responsibility of Subcommittee F17.26 on OlefinBased Pipe.Current edition approved Jan. 15, 2010. Published February 2010.2For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact AS
14、TM Customer Service at serviceastm.org. For Annual Book of ASTMStandards volume information, refer to the standards Document Summary page onthe ASTM website.3Available from American Association of State Highway and TransportationOfficials (AASHTO), 444 N. Capitol St., NW, Suite 249, Washington, DC 2
15、001,http:/www.transportation.org1Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.3. Terminology3.1 DefinitionsDefinitions are in accordance with Termi-nology F412 and abbreviations are accordance with Terminol-ogy D1600, unless otherw
16、ise specified.3.2 Definitions of Terms Specific to This Standard:3.3 double wall pipe, ncorrugated pipe with a coextrudedinterior liner.3.4 single wall pipe, ncorrugated pipe without an interiorliner.3.5 waterway wall, nthe pipe wall in single wall pipe andthe interior wall in double wall pipe.4. Ma
17、terials4.1 PolypropylenePolypropylene compounds used in themanufacture of corrugated single wall and double wall pipeshall have the minimum properties as shown in Table 1.Polypropylene compounds shall be comprised of the basepolypropylene virgin material and all additives, colorants, UVinhibitors, a
18、nd stabilizers. Polypropylene compounds can bepre-compounded or made in-situ during pipe extrusion bycombining natural polypropylene material with a color master-batch or other additives, or both.4.2 Color and Ultraviolet (UV) Stabilization The pipeshall be colored or black. Black polypropylene comp
19、oundsshall have between 2.0 and 3.0 percent carbon black. Coloredpolypropylene compounds shall be protected from Ultraviolet(UV) degradation with UV stabilizers. Colored polypropylenecompounds shall contain sufficient UV protection to allow pipemade according to this standard to be stored outdoors f
20、or atleast two years from the date of manufacture without degrada-tion of the stated properties.4.3 Rework MaterialClean polypropylene rework mate-rial, generated from the manufacturers own production of theproduct and having the same minimum physical properties,may be used by the manufacturer, prov
21、ided that the pipeproduced meets all the requirements of this specification.4.4 Rubber MaterialsRubber compounds used in themanufacture of sealing rings or gaskets shall meet the require-ments of Specification F477.4.5 LubricantThe lubricant used for assembly of gasketedjoints shall have no detrimen
22、tal effect on the gasket or on thepipe.5. Joining System5.1 Bell and Spigot Joint:5.1.1 The pipe ends shall consist of integrally formed belland spigot designed to accommodate a gasket, which whenassembled forms a watertight seal by the radial compression ofthe gasket between the spigot and the bell
23、 ends.5.1.2 The joint shall be designed to avoid displacement ofthe gasket when it is assembled in accordance with themanufacturers recommendations.5.1.3 The assembly of the joint shall be in accordance withthe manufacturers recommendations.5.2 Other Joining SystemsWhere these connections arenot pra
24、ctical or undesirable because of space, layout, or otherrequirements, joining methods such as external snap couplers,split couplers, or other joining methods that are equallyeffective are to be used in accordance with the manufacturersrecommendations.6. Requirements6.1 WorkmanshipThe pipe and fittin
25、gs shall be homoge-neous throughout and be as uniform as commercially practicalin color, opacity, and density. The pipe wall shall be free ofcracks, holes, blisters, voids, foreign inclusions or other defectsthat are visible to the naked eye and that may affect the wallintegrity. The ends shall be c
26、ut cleanly and squarely. Holesdeliberately placed in perforated pipe are acceptable.6.2 Pipe Dimensions:6.2.1 Nominal Size The nominal size for pipe and fittingsshall be as shown in Table 2 and are based on the insidediameter of the pipe.6.2.2 Inside DiameterMeasure the inside diameter inaccordance
27、with Test Method D2122. The tolerances are shownin Table 2, when measured in accordance with 8.3, and shall beapplied to the stated manufacturers supplied diameter. In nocase shall the manufacturers stated inside diameter minus theNote-This figure is included for informational purposes only.FIG. 1 T
28、ypical Annular Corrugated Profile Wall Polypropylene Pipe with Interior LinerF2736102tolerance be less than the required minimum pipe insidediameter listed in 8.4.6.2.3 Waterway Wall ThicknessThe minimum waterwaywall thickness shall meet the requirements given in Table 2,when measured in accordance
29、with 8.4.6.2.4 Pipe Dimensions shall comply with Table 2, whenmeasured in accordance with Test Method D2122.6.2.5 Laying Length The pipe may be sold in any layinglength agreeable to the user. Laying length shall not be lessthan 99% of the stated quantity, when measured in accordancewith 8.3 at 73F +
30、 3.6F (23C + 2C).6.2.6 Pipe StiffnessThe pipe shall have a minimum pipestiffness of 46 psi (320 KPa) at 5% deflection, when tested inaccordance with 8.6.6.2.7 Impact Pipe specimens shall be tested in accordancewith 8.7. The test specimens, when examined under normallight and the unaided eye, shall s
31、how no splitting or cracking.The minimum pipe impact strength at 73F (23C) shall be 140ft-lbf (189 J).6.2.8 FlatteningThere shall be no evidence of splitting,cracking, breaking, or separation of the ribs, seams, or corru-gations, when pipe is tested in accordance with 8.8. Themaximum load point shal
32、l not be at less than 20% deflectionand inspection for splitting, cracking, or delamination shallcontinue to the 40% deflection limit.6.3 Fittings and Joining System Requirements:6.3.1 The fittings shall not reduce or impair the overallintegrity or function of the pipeline. only fittings made to thi
33、sspecification and couplers supplied or recommended by thepipe manufacturer shall be used. Fittings fabricated from pipemanufactured according to this standard shall meet the samematerial requirements as the pipe. The outside diameters andthe corrugation pitch of products manufactured to this specif
34、i-cation are not specified; thus, compatibility between pipe andfittings made to this specification by different manufacturersshall be verified to meet the requirements of 6.3.1 and 6.3.2.6.3.2 Joint Tightness Gasketed bell and spigot type joints,when utilized with pipe joints or with fittings, shal
35、l meet therequirements of Specification D3212.6.3.3 Joints made with couplers or other joining methods,installed in accordance with the manufacturers instructions,shall meet the requirements of Specification D3212.NOTE 1Fittings may be fabricated from the pipe by a variety ofprocesses including hot
36、plate welding, spin welding or other processes.6.4 Long Term Strength:6.4.1 Creep Rupture StrengthSpecimens fabricated in thesame manner and composed of the same materials as thefinished pipe shall have a 50-year creep rupture tensile strengthat 73F (23C) of not less than 1000 psi (7 MPa), whendeter
37、mined in accordance with 8.11.6.4.2 Creep Modulus Specimens fabricated in the samemanner and composed of the same materials as the finishedpipe shall have a 50-year tensile creep modulus at 73F (23C)at a stress level of 500 psi (3.5 MPa) of not less than 27,000 psi(186 MPa). The creep modulus shall
38、be determined in accor-dance with 8.12.NOTE 2The 50-year creep rupture strength and 50-year creep modu-lus values, determined by the test methods in 8.11 and 8.12, are used todefine the slope of the logarithmic regression curves to describe therequired material properties sampled from the product. T
39、hey are not to beinterpreted as service life limits.7. Sampling and Retest7.1 SamplingSamples of pipe and fittings sufficient todetermine conformance with this specification shall be taken atrandom by the testing agency. Where a test report is requestedfor a customer order, the samples shall be take
40、n from theproduction lot (as indicated by the manufacturers productioncode) representing the product to be shipped on the order.7.2 Retest and RejectionRetesting in the event of a testfailure shall be conducted on samples from the failed lot onlyunder an agreement between purchaser and seller. There
41、 shallbe no changes to the test procedures or the requirements.8. Test Methods8.1 Conditioning Test Specimens Condition the specimenprior to test at 73.4 + 3.60F (23 + 20C) and 50+5%relativeTABLE 1 Polypropylene Compound PropertiesProperty ASTM Test Method Units (SI Units) Minimum Value Maximum Valu
42、eMelt Flow Rate (at 446F (230C) D1238 g/10 min 0.15 0.50Density D792, D1505 lb/in3 (g/cm3) 0.0325 (0.900) 0.343 (0.950)Tensile Strength at Yield D638 psi (N/mm2) 3500 (24.1) 4500 (31)Elongation at Yield D638 % (%) 5 (5) 25 (25)Flexural Modulus (1% secant) D790 psi (N/mm2) 175,000 (1200) 275,000 (150
43、0)IZOD Impact Strength (730F (230C) D256 ft-lb/in2(kJ/m2) 23.8 (50) No BreakOxidative-Induction Time (392F (200C) D3895 min 25 200TABLE 2 Nominal Pipe Sizes, Inside Diameters and Tolerancesand Minimum Waterway Wall Thickness for Single Wall andDouble Wall Corrugated Polypropylene PipesNominal Pipe S
44、ize,in. (mm)Minimum InsideDiameter,in. (mm)Inside DiameterTolerances,in. (mm)Minimum WaterwayWall Thickness,in. (mm)6 (150) 5.61 (142) 60.040 (61.02) 0.040 (1.02)7 (175) 6.93 (176) 60.045 (61.14) 0.045 (1.14)8 (200) 7.70 (196) 60.045 (61.14) 0.045 (1.14)9 (225) 8.65 (220) 60.055 (61.40) 0.050 (1.27)
45、10 (250) 9.70 (246) 60.055 (61.40) 0.050 (1.27)11 (275) 10.87 (276) 60.075 (61.91) 0.050 (1.27)12 (300) 11.90 (302) 60.100 (62.54) 0.054 (1.38)14 (350) 13.68 (347) 60.100 (62.54) 0.060 (1.52)15 (375) 14.85 (377) 60.150 (63.81) 0.065 (1.65)17 (425) 16.95 (431) 6 0.125 (63.18) 0.070 (1.78)18 (450) 17.
46、93 (455) 60.170 (64.32) 0.075 (1.91)22 (550) 21.48 (546) 60.170 (64.32) 0.080 (2.03)24 (600) 23.90 (607) 60.227 (6 5.77) 0.080 (2.19)30 (750) 29.79 (757) 60.240 (6 6.1) 0.108 (2.74)NOTE-The manufacturers stated inside diameter is the nominal diameter plusor minus the inside diameter tolerance. The m
47、inimum inside diameter is thesmallest diameter the pipe can be with these tolerances and is used for thehydraulic design of the pipe.F2736103humidity for not less than 24 h prior to the test, in accordancewith Procedure A in Practice D618 for those tests whereconditioning is required, unless otherwi
48、se specified.8.2 Test ConditionsConduct tests in a laboratory atmo-sphere of 73.4 + 3.60F (23 + 20C) and 50 + 5 % relativehumidity, unless otherwise specified.8.3 Inside DiameterMeasure the inside diameter of three1-ft long (300-mm) specimens, with any suitable deviceaccurate to 0.001 in (0.02 mm),
49、at positions at the seam and 90from the seam.8.4 Wall ThicknessMeasure the minimum wall thicknessin the waterway of the pipe in the valley between thecorrugations for single wall pipe and under the corrugation fordouble wall pipe. Measure in accordance with the requirementsof Test Method D2122.8.5 LengthMeasure the pipe with any suitable deviceaccurate to +132 in. (0.8 mm) in 10 ft. (1 mm in 3 m). Make allmeasurements on the pipe while it is resting on a flat surface atambient temperature, in a straight line, with no extern
