ASTM F2764 F2764M-2011ae1 Standard Specification for 30 to 60 in [750 to 1500 mm] Polypropylene (PP) Triple Wall Pipe and Fittings for Non-Pressure Sanitary Sewer Applications《非耐压卫.pdf

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1、Designation: F2764/F2764M 11a1An American National StandardStandard Specification for30 to 60 in. 750 to 1500 mm Polypropylene (PP) Triple WallPipe and Fittings for Non-Pressure Sanitary SewerApplications1This standard is issued under the fixed designation F2764/F2764M; the number immediately follow

2、ing the designation indicates the yearof original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval.A superscript epsilon () indicates an editorial change since the last revision or reapproval.1NOTERevised designation to co

3、rrespond with units statement in November 2013.1. Scope*1.1 This specification covers requirements and test methodsfor triple wall polypropylene pipe and fittings. The nominalinside diameters covered are 30 to 60 in. 750 to 1600 mm.1.2 The requirements of this specification are intended toprovide pi

4、pe and fittings suitable for underground use fornon-pressure sanitary sewer systems. Pipe and fittings pro-duced in accordance with this specification shall be installed incompliance with Practice D2321.1.3 This specification covers pipe and fittings with anessentially smooth interior wall, an essen

5、tially smooth exteriorwall and an annular corrugated profile middle wall (Fig. 1).1.4 The values stated in either SI units or inch-pound unitsare to be regarded separately as standard. The values stated ineach system may not be exact equivalents; therefore, eachsystem shall be used independently of

6、the other. Combiningvalues from the two systems may result in non-conformancewith the standard.1.5 The following precautionary statement applies only toSection 7 of this specification. This standard does not purportto address all of the safety concerns, if any, associated with itsuse. It is the resp

7、onsibility of the user of this standard toestablish appropriate safety and health practices and deter-mine the applicability of regulatory limitations prior to use.2. Referenced Documents2.1 ASTM Standards:2A666 Specification for Annealed or Cold-Worked AusteniticStainless Steel Sheet, Strip, Plate,

8、 and Flat BarD256 Test Methods for Determining the Izod PendulumImpact Resistance of PlasticsD618 Practice for Conditioning Plastics for TestingD638 Test Method for Tensile Properties of PlasticsD790 Test Methods for Flexural Properties of Unreinforcedand Reinforced Plastics and Electrical Insulatin

9、g Materi-alsD792 Test Methods for Density and Specific Gravity (Rela-tive Density) of Plastics by DisplacementD1238 Test Method for Melt Flow Rates of Thermoplasticsby Extrusion PlastometerD1505 Test Method for Density of Plastics by the Density-Gradient TechniqueD1600 Terminology forAbbreviated Ter

10、ms Relating to Plas-ticsD2122 Test Method for Determining Dimensions of Ther-moplastic Pipe and FittingsD2321 Practice for Underground Installation of Thermoplas-tic Pipe for Sewers and Other Gravity-Flow ApplicationsD2412 Test Method for Determination of External LoadingCharacteristics of Plastic P

11、ipe 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 Test Methods for Tensile, Compressive, and FlexuralCreep and Creep-Rupture of PlasticsD3212 Specification for Joints for Drain and Sewe

12、r PlasticPipes Using Flexible Elastomeric SealsD3895 Test Method for Oxidative-Induction Time of Poly-olefins by Differential Scanning CalorimetryD4101 Specification for Polypropylene Injection and Extru-sion MaterialsD4218 Test Method for Determination of Carbon BlackContent in Polyethylene Compoun

13、ds By the Muffle-Furnace Technique1This specification is under the jurisdiction of ASTM Committee F17 on PlasticPiping Systems and is the direct responsibility of Subcommittee F17.62 on Sewer.Current edition approved May 1, 2011. Published May 2011. Originallyapproved in 2010. Last previous edition

14、approved in 2011 as F276411.DOI:10.1520/D2764_F2764M11AE01.2For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service at serviceastm.org. For Annual Book of ASTMStandards volume information, refer to the standards Document Summary page onthe ASTM website.*A

15、 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. United States1D4389 Specification for Finished Glass Fabrics Woven FromRovingsD6992 Test Method for Accelerated Tensile Creep andCreep-Ru

16、pture 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 PipeF2136 Test Method for Notched, Constant Ligament-Stress(NCLS) Test

17、to Determine Slow-Crack-Growth Resis-tance of HDPE Resins or HDPE Corrugated Pipe2.2 AASHTO Standards:3LRFD, Section 12 AASHTO LRFD Bridge Design Specifi-cations Section 12 Buried Structures and Tunnel Liners2.3 Federal Standard:4Fed. Std. No. 123 Marking for Shipment (Civil Agencies)2.4 Military St

18、andard:4MIL-STD-129 Marking for Shipment and Storage3. Terminology3.1 Definitions are in accordance with Terminology F412and abbreviations are in accordance with Terminology D1600,unless otherwise specified. The abbreviation for polypropyleneis PP.3.2 Definitions of Terms Specific to This Standard:3

19、.2.1 triple wall, nIn this case, the triple pipe wallconstruction provides an interior wall in the waterway, anexterior wall to the soil, and includes ribs, corrugations, orother shapes, which can be either solid or hollow, that helpsbrace the pipe against diametrical deformation.4. Ordering Informa

20、tion4.1 Orders for product made to this specification shallinclude the following information to adequately describe thedesired product:4.1.1 This ASTM designation and year of issue,4.1.2 Diameters,4.1.3 Total footage of each pipe diameter involved,4.1.4 Pipe laying length,4.1.5 Fitting type(s):4.1.5

21、.1 Size and type of fittings, including mainline andbranch diameters, and4.1.5.2 Number of fittings per diameter.5. Materials and Manufacture5.1 Pipe and Fabricated FittingsPolypropylene Com-pounds Polypropylene compounds used in the manufactureof the triple wall pipe and fittings shall have the min

22、imumproperties as shown in Table 1. Polypropylene compoundsshall be comprised of the base polypropylene virgin resin andall additives, colorants, UV inhibitors and stabilizers. Condi-tioning sampling, preparation, and testing of molded specimensshall be accordance with the requirements in Specificat

23、ionD4101. For slow crack-growth resistance of the pipecorrugation, and inner and exterior walls, PP resins shall beevaluated using the notched constant ligament stress (NCLS)test according to the procedure described in 7.7.1. The averagefailure time of the five test specimens shall exceed 100 h with

24、no single test specimens failure time less than 71 h. Com-pounds shall be tested and validated on an annual basis or forany new formulations.5.2 Color and Ultraviolet Stabilization for Pipe andFittingsThe pipe shall be colored or black. Black polypro-pylene compounds shall have between 2.0 and 3.0 p

25、ercentcarbon black when tested in accordance with the procedures inTest Method D4218. Colored polypropylene compounds shallbe protected from Ultraviolet (UV) degradation with UVstabilizers.3Available from American Association of State Highway and TransportationOfficials (AASHTO), 444 N. Capitol St.,

26、 NW, Suite 249, Washington, DC 20001,http:/www.transportation.org.4Available from Standardization Documents Order Desk, DODSSP, Bldg. 4,Section D, 700 Robbins Ave., Philadelphia, PA 19111-5098, http:/dodssp.daps.dla.mil.FIG. 1 Typical Triple Wall Pipe ProfileTABLE 1 Polypropylene Compound Properties

27、Melt Flow Rate D1238 g/10 min 0.25 230C 1.50 230CDensity D792,D1505lb/in3(g/cm3) 0.0325 (0.900) 0.0343 (0.950)Tensile Strength at Yield D638 psi (N/mm2) 3,500 (24) 4,500 (31)Elongation at Yield D638 % (%) 5 (5) 25 (25)Flexural Modulus (1% secant) D790B psi (N/mm2) 175,000 (1,200) 275,000 (1,900)IZOD

28、 Impact Strength (730F 230C) D256 ft-lb/in2kJ/m2 23.8 (50) No BreakOxidative-Induction Time (392F 200C) D3895 min 25 200F2764/F2764M 11a125.3 Rework PlasticClean polypropylene rework plastic,generated from the manufacturers own production of theproduct and having the same minimum physical properties

29、,may be used by the manufacturer, provided that the pipeproduced meets all the requirements of this specification.5.4 Elastomeric Seal MaterialsElastomeric compoundsand thermoplastic elastomeric compounds used in the manu-facture of sealing rings or gaskets shall meet the requirementsof Specificatio

30、n F477.5.5 LubricantThe lubricant used for assembly of gasketedjoints shall have no detrimental effect of the gasket or on thepipe.5.6 Bell Retaining BandsMonolithically formed bands inor on the external wall of the bell, when used, shall providetensile restraint to bell expansion due to gasket inse

31、rtion orinternal hydrostatic pressure in accordance with 6.6.4. Thesebands shall be made of corrosive resistant materials such asfiberglass (Specification D4389) or stainless steel (Specifica-tion A666).NOTE 1Compound and material properties are typically tested tovalidate a formulation; they are no

32、t routine quality assurance tests. Usersrequiring such testing for quality assurance purposes should insert thesecriteria in their project specifications.6. General Requirements6.1 WorkmanshipThe pipe and fittings shall be homoge-neous throughout and be as uniform as commercially practicalin color,

33、opacity, and density. The pipe walls shall be free ofcracks, holes, blisters, voids, foreign inclusions, or otherdefects that are visible to the naked eye and that may affect thewall integrity. The ends shall be cut cleanly and squarelythrough valleys.6.1.1 Visible defects, cracks, creases, splits,

34、in pipe are notpermissible.6.2 Dimensions and Tolerance:6.2.1 Nominal SizeThe nominal size for the pipe andfittings shall be the inside diameter shown in Table 2.6.2.2 Minimum Inside DiameterThe minimum inside di-ameter shall be as shown in Table 2, when measured inaccordance with section 7.3.3. In

35、no case shall the manufac-turers stated inside diameter minus the tolerance in Table 2 beless than the required minimum inside diameter.NOTE 2The manufacturers stated inside diameter is the nominaldiameter plus or minus the inside diameter tolerances. The minimuminside diameter is the smallest diame

36、ter the pipe can be with thesetolerances and is used for the hydraulic design of the pipe.NOTE 3The outside diameters and the corrugation pitch of productsmanufactured to this specification are not specified; therefore, compatibil-ity between pipe and fittings made to this specification from differe

37、ntmanufacturers should be verified.6.2.3 Laying LengthThe pipe shall be supplied in anylaying length agreeable to both the owner and the manufac-turer. Laying length shall not be less than 99 % of statedquantity when measured in accordance with 7.3.2.6.2.4 Minimum Wall, Crest, Valley and Liner Thick

38、nessThe minimum thickness of pipe sections shall meet therequirements given in Table 2 when measured in accordancewith 7.3.3.6.3 Pipe StiffnessMinimum pipe stiffness at 5 % deflec-tion shall meet the requirements given in Table 2 when testedin accordance with 7.4.NOTE 4The 5 % deflection criterion,

39、which was selected for testingconvenience, is not a limitation with respect to in-use deflection. Theengineer is responsible for establishing the acceptable deflection limit.6.4 Pipe FlatteningThere shall be no evidence ofsplitting, cracking, breaking, separation of seams, separation ofthe outer and

40、 inner wall, or combinations thereof, when testedin accordance with 7.5.6.5 Pipe Impact StrengthThere shall be no evidence ofsplitting, cracking, breaking, separation of seams, separation ofthe outer and inner wall, or combinations thereof, whenconditioned in accordance with 7.1 and tested in accord

41、ancewith 7.6 and examined under normal light and the unaided eye.The minimum pipe impact strength at 73F (23C) shall be 140ft-lbf (190 J).6.6 Fittings and Joining Systems:6.6.1 Only fittings and joining systems supplied or recom-mended by the pipe manufacturer shall be used. Fittings shallbe install

42、ed in accordance with the manufacturers recommen-dations and meet the same material requirements as the pipe.NOTE 5Fittings may be fabricated from the pipe by a variety ofprocesses including hot plate welding, spin welding or other processes.6.6.2 The joining system(s) shall be of a design thatprese

43、rves alignment during construction and prevents separa-tion at the joints while maintaining watertight requirements inaccordance with 6.6.3.6.6.3 Pipe and fittings shall have a watertight bell/spigotjoint that complies with the laboratory tests defined andTABLE 2 Pipe Stiffness and Pipe DimentionsPi

44、pe InsideDiameterMinimumInsideDiameterInsideDiameterTolerancesMinimumPipeStiffnessat 5 %DeflectionMinimumInner LinerThicknessMinimumOuter LinerThicknessMinimumValleyThicknessMinimumCrownThicknessin. mm in. mm in. mmlb/in/inkPa in. mm in. mm in. mm in. mm30 750 29.62 752 +0.18/- 0.18 +4.6/-4.6 46 317

45、 0.070 1.8 0.070 1.8 0.081 2.1 0.115 2.936 900 35.40 899 +0.21/- 0.21 +5.3/-5.3 46 317 0.095 2.4 0.095 2.4 0.109 2.8 0.165 4.242 1050 41.31 1049 +0.22/- 0.22 +5.6/-5.6 46 317 0.105 2.7 0.105 2.7 0.121 3.1 0.165 4.248 1200 47.31 1201 +0.27/- 0.27 +6.9/-6.9 46 317 0.105 2.7 0.105 2.7 0.126 3.2 0.170 4

46、.354 1350 53.32 1354 +0.27/- 0.27 +6.9/-6.9 46 317 0.105 2.7 0.105 2.7 0.131 3.3 0.170 4.360 1500 59.30 1506 +0.31/- 0.31 +7.9/-7.9 46 317 0.105 2.7 0.105 2.7 0.137 3.5 0.210 5.3F2764/F2764M 11a13described in Specification D3212 and utilizes a gasket thatcomplies with the requirements of Specificati

47、on F477. Notethat special provisions must be taken in order to join field cutpipe that meets the requirements of Specification D3212. Anycomponent used in the joining material shall be resistant toeffluents being carried in the pipe.6.6.4 Monolithic retaining bands utilized for the bells onjoining s

48、ystems shall have a structural tensile resistance oftwice the operational pressure of the pipeline, but no less than21.6 psi, when tested in accordance with 6.6.3. In lieu of a fullSpecification D3212 joint test, it shall be acceptable to exertonly the bell to the internal pressure by either mechani

49、cal orhydrostatic means for the appropriate test time in SpecificationD3212. Bell retaining bands, when used, shall show no signs ofcracking, separation, splitting or delamination from the pipeduring this test.6.6.5 A joint proof-of-design test shall be conducted inaccordance with 7.10. This test is a one time validation test forthe specific pipe diameter, gasket and joint configurationsupplied by the manufacturer.6.7 Creep