ASTM F2764 F2764M-2017 Standard Specification for 6 to 60 in [150 to 1500 mm] Polypropylene (PP) Corrugated Double and Triple Wall Pipe and Fittings for Non-Pressure Sanitary Sewer.pdf

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1、Designation: F2764/F2764M 16F2764/F2764M 17Standard Specification for6 to 60 in. 150 to 1500 mm Polypropylene (PP) CorrugatedDouble and Triple Wall Pipe and Fittings for Non-PressureSanitary Sewer Applications1This standard is issued under the fixed designation F2764/F2764M; the number immediately f

2、ollowing 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.1. Scope*1.1 This specifi

3、cation covers requirements and test methods for corrugated double and triple wall polypropylene pipe andfittings. The nominal inside diameters covered are 6 to 60 in. 150 to 1500 mm.1.2 The requirements of this specification are intended to provide pipe and fittings for underground use for non-press

4、ure sanitarysewer systems. Pipe and fittings produced in accordance with this specification shall be installed in compliance with PracticeD2321.1.3 This specification covers pipe and fittings with an annular corrugated wall and an essentially smooth interior wall (that is,double wall) (Fig. 1) and p

5、ipe and fittings with an annular corrugated wall and an essentially smooth interior and exterior wall (thatis, triple wall) (Fig. 2).1.4 The values stated in either SI units or inch-pound units are to be regarded separately as standard. The values stated in eachsystem may not be exact equivalents; t

6、herefore, each system shall be used independently of the other. Combining values from thetwo systems may result in non-conformance with the standard.1.5 The following precautionary statement applies only to Section 7 of this specification. This standard does not purport toaddress all of the safety c

7、oncerns, if any, associated with its use. It is the responsibility of the user of this standard to establishappropriate safety and health practices and determine the applicability of regulatory limitations prior to use.1.6 This international standard was developed in accordance with internationally

8、recognized principles on standardizationestablished in the Decision on Principles for the Development of International Standards, Guides and Recommendations issuedby the World Trade Organization Technical Barriers to Trade (TBT) Committee.2. Referenced Documents2.1 ASTM Standards:2A666 Specification

9、 for Annealed or Cold-Worked Austenitic Stainless Steel Sheet, Strip, Plate, and Flat BarD256 Test Methods for Determining the Izod Pendulum Impact Resistance of PlasticsD578/D578M Specification for Glass Fiber StrandsD618 Practice for Conditioning Plastics for TestingD638 Test Method for Tensile Pr

10、operties of PlasticsD790 Test Methods for Flexural Properties of Unreinforced and Reinforced Plastics and Electrical Insulating MaterialsD792 Test Methods for Density and Specific Gravity (Relative Density) of Plastics by DisplacementD1238 Test Method for Melt Flow Rates of Thermoplastics by Extrusi

11、on PlastometerD1505 Test Method for Density of Plastics by the Density-Gradient TechniqueD1600 Terminology for Abbreviated Terms Relating to PlasticsD2122 Test Method for Determining Dimensions of Thermoplastic Pipe and FittingsD2321 Practice for Underground Installation of Thermoplastic Pipe for Se

12、wers and Other Gravity-Flow ApplicationsD2412 Test Method for Determination of External Loading Characteristics of Plastic Pipe by Parallel-Plate Loading1 This specification is under the jurisdiction of ASTM Committee F17 on Plastic Piping Systems and is the direct responsibility of Subcommittee F17

13、.62 on Sewer.Current edition approved Aug. 1, 2016April 1, 2017. Published September 2016May 2017. Originally approved in 2010. Last previous edition approved in 20112016 asF2764F2764/F2764M11a16.2. DOI:10.1520/D2764_F2764M16. DOI:10.1520/D2764_F2764M17.2 For referencedASTM standards, visit theASTM

14、website, www.astm.org, or contactASTM Customer Service at serviceastm.org. For Annual Book of ASTM Standardsvolume information, refer to the standards Document Summary page on the ASTM website.This document is not an ASTM standard and is intended only to provide the user of an ASTM standard an indic

15、ation of what changes have been made to the previous version. Becauseit may not be technically possible to adequately depict all changes accurately, ASTM recommends that users consult prior editions as appropriate. In all cases only the current versionof the standard as published by ASTM is to be co

16、nsidered the official document.*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. United States1D2444 Test Method for Determination of the Impact Resistance of Thermoplastic Pipe and Fit

17、tings by Means of a Tup (FallingWeight)D2990 Test Methods for Tensile, Compressive, and Flexural Creep and Creep-Rupture of PlasticsD3212 Specification for Joints for Drain and Sewer Plastic Pipes Using Flexible Elastomeric SealsD3895 Test Method for Oxidative-Induction Time of Polyolefins by Differ

18、ential Scanning CalorimetryD4101 Specification for Polypropylene Injection and Extrusion MaterialsD4218 Test Method for Determination of Carbon Black Content in Polyethylene Compounds By the Muffle-Furnace TechniqueD6992 Test Method for Accelerated Tensile Creep and Creep-Rupture of Geosynthetic Mat

19、erials Based on Time-TemperatureSuperposition Using the Stepped Isothermal MethodF412 Terminology Relating to Plastic Piping SystemsF477 Specification for Elastomeric Seals (Gaskets) for Joining Plastic PipeF2136 Test Method for Notched, Constant Ligament-Stress (NCLS) Test to Determine Slow-Crack-G

20、rowth Resistance of HDPEResins or HDPE Corrugated PipeF2736 Specification for 6 to 30 in. (152 To 762 mm) Polypropylene (PP) Corrugated Single Wall Pipe And Double Wall Pipe2.2 AASHTO Standards:3LRFD, Section 12 AASHTO LRFD Bridge Design Specifications Section 12 Buried Structures and Tunnel Liners2

21、.3 Federal Standard:4Fed. Std. No. 123 Marking for Shipment (Civil Agencies)2.4 Military Standard:4MIL-STD-129 Marking for Shipment and Storage2.5 NCHRP (National Cooperative Highway Research Program) Report:5NCHRP Report 631 Updated Test and Design Methods for Thermoplastic Drainage Pipe3. Terminol

22、ogy3.1 Definitions are in accordance with Terminology F412 and abbreviations are in accordance with Terminology D1600, unlessotherwise specified. The abbreviation for polypropylene is PP.3.2 Definitions of Terms Specific to This Standard:3.2.1 double wall pipe, nIn this case, the profile pipe wall c

23、onstruction provides an interior liner in the waterway and includescorrugations, which can be either solid (with a liner) or hollow (with no liner), that helps brace the pipe against diametricaldeformation. The corrugation wall is exposed to the soil side of the pipe and is its exterior wall.3.2.2 t

24、riple wall pipe, nIn this case, the triple pipe wall construction provides an interior wall in the waterway, an exterior wallto the soil, and includes corrugations, which can be either solid (with a liner) or hollow (with no liner), that helps brace the pipeagainst diametrical deformation.4. Orderin

25、g Information4.1 Orders for product made to this specification shall include the following information to adequately describe the desiredproduct:4.1.1 This ASTM designation and year of issue,4.1.2 Diameters,3 Available from American Association of State Highway and Transportation Officials (AASHTO),

26、 444 N. Capitol St., NW, Suite 249, Washington, DC 20001,http:/www.transportation.org.4 DLA Document Services Building 4/D 700 Robbins Avenue Philadelphia, PA 19111-5094 http:/quicksearch.dla.mil/5 The National Academies of Sciences, Engineering, and Medicine 500 Fifth Street, NW Washington, DC 2000

27、1 http:/www.national-academies.orgFIG. 1 Typical Corrugated Double Wall PipeFIG. 2 Typical Corrugated Triple Wall PipeF2764/F2764M 1724.1.3 Total footage of each pipe diameter involved,4.1.4 Pipe laying length,4.1.5 Fitting type(s):4.1.5.1 Size and type of fittings, including mainline and branch dia

28、meters, and4.1.5.2 Number of fittings per diameter.5. Materials and Manufacture5.1 Pipe and Fabricated FittingsPolypropylene Compounds Polypropylene compounds used in the manufacture of the pipeand fittings shall have the minimum properties as shown in Table 1. Polypropylene compounds shall be compr

29、ised of the basepolypropylene virgin resin and all additives, colorants, UV inhibitors and stabilizers. Conditioning sampling, preparation, andtesting of molded specimens shall be in accordance with the requirements in Specification D4101. For slow crack-growthresistance of the pipe corrugation, and

30、 inner and exterior walls, PP compounds shall be evaluated using the notched constantligament stress (NCLS) test according to the procedure described in 7.7.1. The average failure time of the five test specimens shallexceed 100 h with no single test specimens failure time less than 71 h. Compounds s

31、hall be tested and validated on an annual basisor for any new formulations. The minimum long-term (50-year) design values for modulus of elasticity and tensile strength forthe PP compounds shall be 27 000 psi (186 MPa) and 1,000 psi (7.0 MPa), respectively.5.2 Color and Ultraviolet Stabilization for

32、 Pipe and FittingsThe pipe shall be colored or black. Black polypropylenecompounds shall have between 2.0 and 3.0 percent carbon black when tested in accordance with the procedures in Test MethodD4218. Colored polypropylene compounds shall be protected from Ultraviolet (UV) degradation with UV stabi

33、lizers.5.3 Rework PlasticClean polypropylene rework plastic, generated from the manufacturers own production of the product andhaving the same minimum physical properties, may be used by the manufacturer, provided that the pipe produced meets all therequirements of this specification.5.4 Elastomeric

34、 Seal MaterialsElastomeric compounds and thermoplastic elastomeric compounds used in the manufacture ofsealing rings or gaskets shall meet the requirements of Specification F477.5.5 LubricantThe lubricant used for assembly of gasketed joints shall have no detrimental effect of the gasket or on the p

35、ipe.5.6 Optional Bell Retaining Bands or External WrapsMonolithically formed bands or stiffening wraps in or on the externalwall of the bell, when used, shall provide tensile restraint to bell expansion due to gasket insertion or internal hydrostatic pressurein accordance with 6.6.4. These bands sha

36、ll be made of corrosion resistant materials such as fiberglass (SpecificationD578/D578M) or stainless steel (Specification A666).All metallic mechanical devices, including castings and bolt assemblies usedto mechanically restrain the bell shall be constructed of corrosion resistant stainless steel m

37、aterials meeting the physical propertiesand chemical composition requirements of Specification for Annealed or Cold-Worked Austenitic Stainless Steel Sheet, Strip,Plate, and Flat BarA666, Type 302 through Type 316.5.6.1 The D578/D578M fiberglass roving or chopped strand shall be an E or S type glass

38、, free of any alkali, dirt or otherimpurities. The band shall consist of overlapping continuous or chopped filament fiber strand and not a fabric.NOTE 1Compound and material properties are typically tested to validate a formulation; they are not routine quality assurance tests. Users requiringsuch t

39、esting for quality assurance purposes should insert these criteria in their project specifications.6. General Requirements6.1 WorkmanshipThe pipe and fittings shall be homogeneous throughout and be as uniform as commercially practical in color,opacity, and density. The pipe walls shall be free of cr

40、acks, holes, blisters, voids, foreign inclusions, or other defects that are visibleto the naked eye and that may affect the wall integrity. The ends shall be cut cleanly and squarely through valleys.6.1.1 Visible defects, cracks, creases, splits, in pipe are not permissible.6.2 Dimensions and Tolera

41、nce:TABLE 1 Polypropylene Compound PropertiesProperty ASTMTestMethodUnits (SI Units) Minimum Value Maximum ValueMelt Flow Rate D1238 g/10 min 0.15 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) 3500 (24) 4,500 (31)Elongation at

42、 Yield D638 % (%) 5 (5) 25 (25)Flexural Modulus (1% secant) D790B psi (N/mm2) 175 000 (1,200) 275,000 (1,900)IZOD Impact Strength (730F 230C) D256 ft-lb/in J/m 8 (427) No BreakOxidative-Induction Time (392F 200C) D3895 min 25 200Long-Term Modulus of Elasticity (50-yr) D2990 psi (MPa) 27 000 (186) .L

43、ong-Term Tensile Strength (50-yr) D2990 psi (MPa) 1000 (7) .F2764/F2764M 1736.2.1 Nominal SizeThe nominal size for the pipe and fittings shall be the inside diameter shown in Table 2.6.2.2 Minimum Inside DiameterThe minimum inside diameter shall be as shown in Table 2, when measured in accordancewit

44、h section 7.3.3. In no case shall the manufacturers stated inside diameter minus the tolerance in Table 2 be less than the requiredminimum inside diameter.NOTE 2The manufacturers stated inside diameter is the nominal diameter plus or minus the inside diameter tolerances. The minimum inside diameteri

45、s the smallest diameter the pipe can be with these tolerances and is used for the hydraulic design of the pipe.NOTE 3The outside diameters and the corrugation pitch of products manufactured to this specification are not specified; therefore, compatibilitybetween pipe and fittings made to this specif

46、ication from different manufacturers should be verified.6.2.3 Laying LengthThe pipe shall be supplied in any laying length agreeable to both the owner and the manufacturer. Layinglength shall not be less than 99 % of stated quantity when measured in accordance with 7.3.2.6.2.4 Minimum Wall, Crest, V

47、alley and Liner Thickness The minimum thickness of pipe sections shall meet therequirements given in Table 2 when measured in accordance with 7.3.3.6.3 Pipe StiffnessMinimum pipe stiffness at 5 % deflection shall meet the requirements given in Table 2 when tested inaccordance with 7.4.NOTE 4The 5 %

48、deflection criterion, which was selected for testing convenience, is not a limitation with respect to in-use deflection. The engineeris responsible for establishing the acceptable deflection limit.6.4 Pipe FlatteningThere shall be no evidence of splitting, cracking, breaking, separation of seams, se

49、paration of the outerand inner wall, or combinations thereof, when tested in accordance with 7.5. Additionally, at or below the average deflection limitdefined in Eq 1 and Eq 2 for dual wall and triple wall profiles, respectively, the specimen shall be considered as failing this testwhen the load does not increase continuously with increasing deflection.Buckling Defection Limit:Double Wall:50.0107S D0.5Do 2 Di!D (1)Triple Wall:50.0129S D0.5Do 2 Di!D (2)where: = minimum buckling deflection limit (in/in mm/mm)D = mean