1、Designation: F2736 10F2736 12 An American National StandardStandard 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 F2736; the number immediately following the designation indicates th
2、e year oforiginal adoption or, in the 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. Scope Scope*1.1 This specification covers requirements and
3、test methods for materials, dimensions, workmanship, elongation, brittleness,pipe stiffness, perforations and markings for single wall corrugated polypropylene (PP) pipe and double wall corrugatedpolypropylene (PP) pipe. It covers nominal sizes 6 in. through 30 in. (152 mm through 762 mm).1.2 The co
4、rrugated polypropylene pipes governed by this standard are intended for use in non-pressure applications for sanitarysewers, storm sewers and drainage pipes. Single wall corrugated polypropylene pipe shall not be used for sanitary sewerapplications.1.3 The values stated in inch-pound units are to be
5、 regarded as standard. The values given in parentheses are mathematicalconversions to SI units that are provided for information only and are not considered standard.1.4 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibilityof
6、the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatorylimitations prior to use.2. Referenced Documents2.1 ASTM Standards:2D256 Test Methods for Determining the Izod Pendulum Impact Resistance of PlasticsD618 Practice for Condition
7、ing Plastics for TestingD638 Test Method for Tensile Properties 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
8、Method for Melt Flow Rates of Thermoplastics by Extrusion 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 fo
9、r Underground Installation of Thermoplastic Pipe for Sewers and Other Gravity-Flow ApplicationsD2412 Test Method for Determination of External Loading Characteristics of Plastic Pipe by Parallel-Plate LoadingD2444 Test Method for Determination of the Impact Resistance of Thermoplastic Pipe and Fitti
10、ngs 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 Differen
11、tial Scanning CalorimetryD4101 Specification for Polypropylene Injection and Extrusion MaterialsD6992 Test Method for Accelerated Tensile Creep and Creep-Rupture of Geosynthetic Materials Based on Time-TemperatureSuperposition Using the Stepped Isothermal MethodF412 Terminology Relating to Plastic P
12、iping SystemsF477 Specification for Elastomeric Seals (Gaskets) for Joining Plastic Pipe1 This test method is under the jurisdiction of ASTM Committee F17 on Plastic Piping Systems and is the direct responsibility of Subcommittee F17.26 on Olefin BasedPipe.Current edition approved Jan. 15, 2010Nov.
13、1, 2012. Published February 2010January 2013. Originally approved in 2010. Last previous edition approved in 2010 asF2736-10. DOI: 10.1520/F273612.2 For referencedASTM standards, visit theASTM website, www.astm.org, or contactASTM Customer Service at serviceastm.org. For Annual Book of ASTM Standard
14、svolume 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 indication of what changes have been made to the previous version. Becauseit may not be technically possible to
15、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 considered the official document.*A Summary of Changes section appears at the end of this standardCopyright A
16、STM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States12.2 American Association of State Highway and transportation Offcials (AASHTO) Standard:3AASHTO LRFD Bridge Design Specifications2.3 Transportation Research Record:3TRR No. 2028 , “Guidelines for I
17、nterpreting AASHTO Specifications to Design or Evaluate Buried Structures withComprehensive Solution Methods,” 2007.3. Terminology3.1 DefinitionsDefinitions are in accordance with Terminology F412 and abbreviations are accordance with TerminologyD1600, unless otherwise specified.3.2 Definitions of T
18、erms Specific to This Standard:3.2.1 double wall pipe, ncorrugated pipe with a coextruded interior liner.3.2.2 single wall pipe, ncorrugated pipe without an interior liner.3.2.3 waterway wall, nthe pipe wall in single wall pipe and the interior wall in double wall pipe.4. Materials4.1 PolypropyleneP
19、olypropylene compounds used in the manufacture of corrugated single wall and double wall pipe shallhave the minimum properties as shown in Table 1. Polypropylene compounds shall be comprised of the base polypropylene virginmaterial and all additives, colorants, UV inhibitors, and stabilizers. Polypr
20、opylene compounds can be pre-compounded or madein-situ during pipe extrusion by combining natural polypropylene material with a color masterbatch or other additives, or both.Conditioning, sampling, preparation and testing of molded specimens shall be in accordance with the requirements in Specificat
21、ionD4101. Material for preparation of molded specimens shall be taken from the pipe.4.2 Color and Ultraviolet (UV) Stabilization The pipe shall be colored or black. Black polypropylene compounds shall havebetween 2.0 and 3.0 percent carbon black. Colored polypropylene compounds shall be protected fr
22、om Ultraviolet (UV) degradationwith UV stabilizers. Colored polypropylene compounds shall contain sufficient UV protection to allow pipe made according to thisstandard to be stored outdoors for at least two years from the date of manufacture without degradation of the stated properties.4.3 Rework Ma
23、terialClean polypropylene rework material, generated from the manufacturers own production of the productand having the same minimum physical properties, may be used by the manufacturer, provided that the pipe produced meets allthe requirements of this specification.4.4 Rubber MaterialsRubber compou
24、nds used in the manufacture of sealing rings or gaskets shall meet the requirements ofSpecification F477.4.5 LubricantThe lubricant used for assembly of gasketed joints shall have no detrimental effect on the gasket or on the pipe.5. Joining System5.1 Bell and Spigot Joint:3 Available from American
25、Association of State Highway and Transportation Officials (AASHTO), 444 N. Capitol St., NW, Suite 249, Washington, DC 2001,http:/www.transportation.orgNote-This figure is included for informational purposes only.FIG. 1 Typical Annular Corrugated Profile Wall Polypropylene Pipe with Interior LinerF27
26、36 1225.1.1 The pipe ends shall consist of integrally formed bell and spigot designed to accommodate a gasket, which when assembledforms a watertight seal by the radial compression of the gasket between the spigot and the bell ends.5.1.2 The joint shall be designed to avoid displacement of the gaske
27、t when it is assembled in accordance with the manufacturersrecommendations.5.1.3 The assembly of the joint shall be in accordance with the manufacturers recommendations.5.2 Other Joining SystemsWhere these connections are not practical or undesirable because of space, layout, or otherrequirements, j
28、oining methods such as external snap couplers, split couplers, or other joining methods that are equally effectiveare to be used in accordance with the manufacturers recommendations.6. Requirements6.1 WorkmanshipThe pipe and fittings shall be homogeneous throughout and be as uniform as commercially
29、practical in color,opacity, and density. The pipe wall shall be free of cracks, 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. Holes deliberately placed inperforated pipe
30、 are acceptable.6.2 Pipe Dimensions:6.2.1 Nominal Size The nominal size for pipe and fittings shall be as shown in Table 2 and are based on the inside diameterof the pipe.6.2.2 Inside DiameterMeasure the inside diameter in accordance with Test Method D2122. The tolerances are shown in Table2, when m
31、easured in accordance with 8.3, and shall be applied to the stated manufacturers supplied diameter. In no case shall themanufacturers stated inside diameter minus the tolerance be less than the required minimum pipe inside diameter listed in 8.4.NOTE 1The manufacturers stated inside diameter is the
32、nominal diameter plus or minus the inside diameter tolerances. The minimum inside diameteris the smallest diameter the pipe can be with these tolerances and is used for the hydraulic design of the pipe.6.2.3 Waterway Wall ThicknessThe minimum waterway wall thickness shall meet the requirements given
33、 in Table 2, whenmeasured in accordance with 8.4.6.2.4 Pipe Dimensions shall comply with Table 2, when measured in accordance with Test Method D2122.6.2.5 Laying LengthThe pipe may be sold in any laying length agreeable to the user. Laying length shall not be less than 99%of the stated quantity, whe
34、n measured in accordance with 8.3 at 73F + 3.6F (23C + 2C).TABLE 1 Polypropylene Compound PropertiesProperty ASTM Test Method Units (SI Units) Minimum Value Maximum ValueMelt 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 Str
35、ength 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 (1500)IZOD Impact Strength (730F (230C) D256 ft-lb/in2 (kJ/m2) 23.8 (50) No BreakOxidative-Induction Time (392F (200C) D3895 min 25 20
36、0TABLE 2 Nominal Pipe Sizes, Inside Diameters and Tolerancesand Minimum Waterway Wall Thickness for Single Wall andDouble Wall Corrugated Polypropylene PipesNominal PipeSize,in. (mm)MinimumInsideDiameter,in. (mm)Inside DiameterTolerances,in. (mm)MinimumWaterwayWall Thickness,in. (mm)6 (150) 5.61 (14
37、2) 0.040 (1.02) 0.040 (1.02)7 (175) 6.93 (176) 0.045 (1.14) 0.045 (1.14)8 (200) 7.70 (196) 0.045 (1.14) 0.045 (1.14)9 (225) 8.65 (220) 0.055 (1.40) 0.050 (1.27)10 (250) 9.70 (246) 0.055 (1.40) 0.050 (1.27)11 (275) 10.87 (276) 0.075 (1.91) 0.050 (1.27)12 (300) 11.90 (302) 0.100 (2.54) 0.054 (1.38)14
38、(350) 13.68 (347) 0.100 (2.54) 0.060 (1.52)15 (375) 14.85 (377) 0.150 (3.81) 0.065 (1.65)17 (425) 16.95 (431) 0.125 (3.18) 0.070 (1.78)18 (450) 17.93 (455) 0.170 (4.32) 0.075 (1.91)22 (550) 21.48 (546) 0.170 (4.32) 0.080 (2.03)24 (600) 23.90 (607) 0.227 ( 5.77) 0.080 (2.19)30 (750) 29.79 (757) 0.240
39、 ( 6.1) 0.108 (2.74)NOTE-The manufacturers stated inside diameter is the nominal diameterplus or minus the inside diameter tolerance. The minimum inside diameter isthe smallest diameter the pipe can be with these tolerances and is used forthe hydraulic design of the pipe.F2736 1236.2.6 Pipe Stiffnes
40、sThe pipe shall have a minimum pipe stiffness of 46 psi (320 KPa) at 5% deflection, when tested inaccordance with 8.6.6.2.7 ImpactPipe specimens shall be tested in accordance with 8.7. The test specimens, when examined under normal lightand the unaided eye, shall show no splitting or cracking. The m
41、inimum pipe impact strength at 73F (23C) shall be 140 ft-lbf (189J).6.2.8 FlatteningThere shall be no evidence of splitting, cracking, breaking, or separation of the ribs, seams, or corrugations,when pipe is tested in accordance with 8.8. The maximum load point shall not be at less than 20% deflecti
42、on and inspection forsplitting, cracking, or delamination shall continue to the 40% deflection limit.6.3 Fittings and Joining System Requirements:6.3.1 The fittings shall not reduce or impair the overall integrity or function of the pipeline. only fittings made to thisspecification and couplers supp
43、lied or recommended by the pipe manufacturer shall be used. Fittings fabricated from pipemanufactured according to this standard shall meet the same material requirements as the pipe. The outside diameters and thecorrugation pitch of products manufactured to this specification are not specified; thu
44、s, compatibility between pipe and fittingsmade to this specification by different manufacturers shall be verified to meet the requirements of 6.3.1 and 6.3.2.6.3.2 Joint TightnessGasketed bell and spigot type joints, when utilized with pipe joints or with fittings, shall meet therequirements of Spec
45、ification D3212.6.3.3 Joints made with couplers or other joining methods, installed in accordance with the manufacturers instructions, shallmeet the requirements of Specification D3212.NOTE 2Fittings may be fabricated from the pipe by a variety of processes including hot plate welding, spin welding
46、or other processes.6.4 Long Term Strength:6.4.1 Creep Rupture StrengthSpecimens fabricated in the same manner and composed of the same materials as the finishedpipe shall have a 50-year creep rupture tensile strength at 73F (23C) of not less than 1000 psi (7 MPa), when determined inaccordance with 8
47、.11.6.4.2 Creep Modulus Specimensfabricated in the same manner and composed of the same materials as the finished pipe shallhave 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 be determined in accordan
48、ce with 8.12.NOTE 3The 50-year creep rupture strength and 50-year creep modulus values, determined by the test methods in 8.11 and 8.12, are used to definethe slope of the logarithmic regression curves to describe the required material properties sampled from the product. They are not to be interpre
49、ted asservice life limits.6.5 Installation RequirementsThe pipe manufacturer shall provide the purchaser with the requirements for the properinstallation of the pipe and the minimum and maximum allowable cover height for specific traffic and non-traffic loadingconditions. The installation requirements shall be based on Practice D2321with a design that satisfies the safety factors specifiedin the AASHTO LRFD Bridge Design Specifications, Section 12 for Thermoplastic Pipe for earth and live loads, wit
