1、Designation: F 1901 98 (Reapproved 2004)An American National StandardStandard Specification forPolyethylene (PE) Pipe and Fittings for Roof Drain Systems1This standard is issued under the fixed designation F 1901; the number immediately following the designation indicates the year oforiginal adoptio
2、n or, in the case of revision, 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.1. Scope1.1 This specification covers requirements for polyethylene(PE) pipe and fitti
3、ngs for nonpressure roof drain systems.1.2 This specification covers pipe and fittings intended fornormal residential and commercial uses and is not intended foruse in unusual corrosive conditions.NOTE 1Before installing pipe for waste disposal use, the approval ofthe cognizant building code authori
4、ty shall be obtained as conditions notfound in normal use or temperatures approaching 140F (60C) may beencountered.1.3 Pipe is produced in dimensions based on outside diam-eters of 32 mm (1.250 in.) and larger in accordance withSpecification F 714.1.4 The interchangeability of pipe and fittings made
5、 bydifferent manufacturers is not addressed in this specification.Transition fittings for joining pipe and fittings of differentmanufacturers is provided for in this specification.1.5 Pipe and fittings are joined by the heat-fusion method,by the electrofusion method, or by using mechanical joints(ex
6、cluding insert fittings) recommended by the manufacturer.1.6 In referee decisions, the SI units shall be used formetric-sized pipe and inch-pound units for pipe sized in the IPSsystem (ANSI B36.10). In all cases, the values given inparentheses are provided for information only.1.7 The following safe
7、ty hazards caveat pertains only to thetest method, Section 7, of this specification. This standard doesnot purport to address all of the safety concerns, if any,associated with its use. It is the responsibility of the user of thisstandard to establish appropriate safety and health practicesand deter
8、mine the applicability of regulatory limitations priorto use.2. Referenced Documents2.1 ASTM Standards:2D 543 Practices for Evaluating the Resistance of Plastics toChemical ReagentsD 570 Test Method for Water Absorption of PlasticsD 618 Practice for Conditioning Plastics for TestingD 1600 Terminolog
9、y for Abbreviated Terms Relating toPlasticsD 2122 Test Method for Determining Dimensions of Ther-moplastic Pipe and FittingsD 2321 Practice for Underground Installation of Thermo-plastic Pipe for Sewers and Other Gravity-Flow Applica-tionsD 2412 Test Method for Determination of External LoadingChara
10、cteristics of Plastic Pipe by Parallel-Plate LoadingD 2444 Test Method for Determination of the Impact Re-sistance of Thermoplastic Pipe and Fittings by Means of aTup (Falling Weight)D 2657 Practice for Heat Fusion Joining Polyolefin Pipeand FittingsD 3311 Specification for Drain, Waste, and Vent (D
11、WV)Plastic Fittings PatternsD 3350 Specification for Polyethylene Plastics Pipe andFittings MaterialsD 4976 Specification for Polyethylene Plastics Molding andExtrusion MaterialsD 5033 Guide for Development of ASTM Standards Relat-ing to Recycling and Use of Recycled PlasticsF 412 Terminology Relati
12、ng to Plastic Piping SystemsF 477 Specification for Elastomeric Seals (Gaskets) forJoining Plastic PipeF 714 Specification for Polyethylene (PE) Plastic Pipe(SDR-PR) Based on Outside DiameterF 1290 Practice for Electrofusion Joining Polyolefin Pipeand FittingsF 1498 Specification for Taper Pipe Thre
13、ads 60 for Ther-moplastic Pipe and Fittings2.2 ANSI Standard:3B36.10 Standard Dimensions of Steel Pipe (IPS)2.3 ISO Standards:3161 Thermoplastic Pipe for the Transport of FluidsNomi-nal Outside Diameters and Nominal Pressures1This specification is under the jurisdiction of ASTM Committee F17 on Plas
14、ticPiping Systems and is the direct responsibility of Subcommittee F17.63 on DWV.Current edition approved Sept. 1, 2004. Published September 2004. Originallyapproved in 1998. Last previous edition approved in 1998 as F 1901 - 98.2For referenced ASTM standards, visit the ASTM website, www.astm.org, o
15、rcontact ASTM 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 National Standards Institute (ANSI), 25 W. 43rd St.,4th Floor, New York, NY 10036.1Copyright ASTM Internati
16、onal, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.3607 Polyethylene Pipe: Tolerances on Outside Diametersand Wall Thicknesses2.4 Federal Standard:4Fed. Std. No. 123 Marking for Shipment (Civil Agencies)2.5 Military Standard:4MIL-STD-129 Marking for Shipment an
17、d Storage3. Terminology3.1 Definitions Definitions used in this specification are inaccordance with the definitions given in Terminology F 412,and abbreviations are in accordance with Terminology D 1600,unless otherwise indicated.3.2 Definitions of Terms Specific to This Standard:3.2.1 toe-in, na sm
18、all reduction of the outside diameter atthe cut end of a length of thermoplastic pipe.4. Materials and Manufacture4.1 Polyethylene (PE) virgin material for pipe or fittingsshall be from a single compound manufacturer and shall meetor exceed the requirements of Cell Classification PE345434 asdefined
19、in Specification D 3350 or by appropriate cell classi-fication as defined in Specification D 4976.4.1.1 This specification covers PE pipe made from PEplastics as defined by hydrostatic design stresses developed onthe basis of the long-term tests.4.2 The polyethylene material shall contain suitable s
20、tabi-lizers and antioxidants and may contain pigments not detri-mental to pipe and fittings provided the pipe and fittingsproduced meet the requirements of this specification.4.3 Rework MaterialsClean rework material generatedfrom the manufacturers own pipe or fittings products may beused by the sam
21、e manufacturer, using the same type and graderesin, provided that the pipe and fittings produced meet all therequirements of this specification.NOTE 2See Specification D 3350 and Guide D 5033 for informationand definitions related to both rework and recycled plastics.5. Requirements5.1 Dimensions an
22、d TolerancesPipe:5.1.1 Outside DiametersThese shall be in accordancewith Table 1 (SI units) or Table 2 (inch-pound units), and shallbe measured in accordance with Test Method D 2122 at anypoint not closer than 300 mm (11.8 in.) to the cut end of alength of pipe. Conditioning to standard temperature,
23、 but not tostandard humidity, is required.5.1.2 Wall ThicknessThe minimum thicknesses shall be inaccordance with Table 3 (millimetres) or Table 4 (inches) whenmeasured in accordance with Test Method D 2122. Condition-ing to standard temperature, but not to standard humidity, isrequired.5.1.3 Eccentr
24、icityThe wall thickness variability as mea-sured and calculated in accordance with Test Method D 2122 inany diametrical cross section of the pipe shall not exceed 12 %.5.1.4 Toe-InWhen measured in accordance with 5.1.1, theoutside diameter at the cut-end of the pipe shall not be morethan 1.5 % small
25、er than the undistorted outside diameter.Measurement of the undistorted outside diameter shall be madeno closer than 1.5 pipe diameter or 11.8 in. (300 mm),4Available from Standardization Documents Order Desk, DODSSP, Bldg. 4,Section D, 700 Robbins Ave., Philadelphia, PA 19111-5098TABLE 1 Outside Di
26、ameters and TolerancesISO Sizing System (ISO 161/1)NominalPipe SizeEquivalentOutside DiameterDo, mmmm in. min maxA32 1.260 32 32.340 1.575 40 40.450 1.969 50 50.555 2.165 55 55.556B2.205 56 56.563B2.480 63 63.665 2.559 65 65.675 2.953 75 75.790 3.543 90 90.8110 4.331 110 111.0160 6.299 160 161.4200
27、7.874 200 201.8250 9.843 250 252.3280 11.024 280 282.5315 12.402 315 317.8AAs specified in ISO 3607.BSpecial sizes.TABLE 2 Outside Diameters and TolerancesIPS Sizing System (ANSI B36.10)NominalPipe SizeEquivalentActual Outside Diametersin.in. mm Average Tolerances, 6114 45.2 1.780 0.008112 48.3 1.90
28、0 0.0092 60.3 2.375 0.0113 88.9 3.500 0.0164 114.3 4.500 0.0205 136.5 5.375 0.0255A141.3 5.563 0.0256 168.3 6.625 0.0307 181.0 7.125 0.0348A219.1 8.625 0.03910 273.1 10.750 0.04812 323.8 12.750 0.057ASpecial sizes.TABLE 3 Minimum Wall ThicknessISO Sizing System (ISO 161/1)NominalPipe SizeEquivalent
29、Wall Thicknessminmm in. mm32 1.260 3.040 1.575 3.050 1.969 3.055 2.165 3.056A2.205 3.063A2.480 3.065 2.559 3.075 2.953 3.090 3.543 3.5110 4.331 4.2160 6.299 6.2200 7.874 6.2250 9.843 7.7280 11.024 8.6315 12.402 9.7ASpecial sizes.F 1901 98 (2004)2whichever distance is less, from the cut-end of the pi
30、pe.Undistorted outside diameter shall meet specifications in Table1 or Table 2.5.1.5 Special SizesWhen existing system conditions orspecial local requirements make other diameters or dimensionratios necessary, other sizes or dimension ratios, or both, shallbe acceptable for engineered applications w
31、hen mutuallyagreed upon by the customer and the manufacturer, if the pipeis manufactured from plastic compounds meeting the materialrequirements of this specification, and the strength and designrequirements are calculated on the same basis as those used inthis specification. For diameters not shown
32、 in Table 1 or Table2, the tolerance shall be the same percentage as that shown inthe corresponding tables for the next smaller listed size.Minimum wall thicknesses for DRs not shown in Table 3 orTable 4 shall comply with 5.1.2, and the tolerance shall complywith 5.1.3.5.2 Dimensions and TolerancesF
33、ittings:5.2.1 Wall ThicknessThe minimum wall thickness of thebody of all fittings shall not be less than that for the corre-sponding pipe size and shall be measured in accordance withTest Method D 2122.5.2.2 EccentricitySpigot ends of fittings shall conform tothe diameter and out-of-roundness requir
34、ements for pipe.5.2.3 Socket ends of fittings shall conform to the dimen-sional requirements for size and tolerances as provided onrequest by the manufacturer.5.2.4 ThreadsFor all fittings having taper pipe threads,threads shall be in accordance with Specification F 1498 and begaged in accordance wi
35、th 7.7.5.2.5 PatternsThe patterns, dimensions, and layinglengths of molded fittings, including adaptors, shall meet therequirements of Specification D 3311 or shall be of a provendesign and shall allow a smooth transition of fluid flow fromone direction to another. Specialty fittings or fittings wit
36、hlaying lengths exceed those shown in Specification D 3311shall not be excluded. For these fittings, laying lengths shall beprovided by the manufacturer.5.2.6 CleanoutsAll polyethylene fitting cleanouts havingfemale threads shall be supplied with polyethylene plugs tosuit.5.2.7 Cleanouts, cleanout p
37、lugs, and caps, as commonlyused in the manufacturers drainage system, shall have a threadsize and depth sufficient to ensure that the minimum waterwaysizes are maintained.5.2.8 TrapsAll traps shall have a minimum water seal of2 in. (50 mm).5.3 Chemical ResistancePipe fitting materials shall beevalua
38、ted in accordance with Practices D 543, Procedures I andII, using the chemicals listed in 7.3. The weight change shallnot exceed 2 % nor shall apparent tensile strength change bymore than 10 %. In cases where there is a change in theapparent tensile strength greater than 10 %, a further evaluationsh
39、all be made after removal from the chemical, and condition-ing for 72 h. If after 72 h there is a minimum of 90 % recoveryof tensile strength as compared to the unexposed specimen, andthat figure is within 610 % of the original tensile strength ofthe unexposed specimen shall be considered acceptable
40、.5.4 Water Absorption Pipe and fitting materials shall notchange in weight more than 0.50 % when used in accordancewith 7.4.5.5 System Integrity:5.5.1 Fused joints, (including butt-fused and electrofusedfollowing practices described in Practices D 2657 and F 1290respectively), and pipe associated wi
41、th them shall withstand apressure of 50 psi (0.35 MPa) without leaking when tested inaccordance with 7.5.1.5.5.2 Mechanical joints shall withstand a pressure of 14.5psi (0.10 MPa) without leaking when tested in accordance with7.5.2).NOTE 3Mechanical joints include transition, compression, threaded,a
42、nd other mechanical type joints.5.5.3 Mechanical joints shall show no evidence of separa-tion at the joint under force P when tested in accordance with7.6.1, nor shall they leak or show any other damage whentested in accordance with 7.6.2. Two fittings shall be tested andboth shall pass.5.6 Sealing
43、Rings:5.6.1 Elastomeric sealing rings shall meet the requirementsof Specification F 477.5.6.1.1 The basic polymer shall be natural rubber, syntheticelastomer, or a blend of both.5.6.1.2 The sealing rings shall be designed with an adequatecompressive force, so as to affect a positive seal under allco
44、mbinations of joint tolerances.5.7 FlatteningThere shall be no evidence of splitting,cracking, or breaking when the pipe is tested in accordancewith 7.8.5.8 Impact ResistanceThe impact resistance testing shallbe in accordance with 7.9.6. Workmanship, Finish and Appearance6.1 The manufacture of fitti
45、ngs and pipe shall be in accor-dance with good commercial practice so as to produce fittingsmeeting the requirements of this specification. Fittings andpipe shall be homogeneous throughout and free from visiblecracks, holes, foreign inclusions, or injurious defects. Thefittings and pipe shall be as
46、uniform as commercially practicalin opacity, density, and other physical properties.TABLE 4 Minimum Wall ThicknessIPS Sizing System (ANSI B36.10)NominalPipe SizeActualPipe SizeEquivalentPipe SizeWall Thicknessin.in. in. mm min114 1.780 45.2 0.143112 1.900 48.3 0.1452 2.375 60.3 0.1543 3.500 88.9 0.2
47、164 4.500 114.3 0.2375A5.375 136.5 0.2585 5.563 141.3 0.2586 6.625 168.3 0.2807A7.125 181.0 0.3008 8.625 219.1 0.32210 10.750 273.1 0.36512 12.750 323.8 0.375ASpecial sizes.F 1901 98 (2004)37. Test Methods7.1 ConditioningCondition the test specimens prior to testat 73.4 6 3.6F (23 6 2C) and 50 6 5 %
48、 relative humidity fornot less than 40 h prior to test in accordance with Procedure Aof Practice D 618, for those tests where conditioning isrequired.7.2 Test ConditionsConduct tests in the standard labora-tory atmosphere of 73.4 6 3.6F (23 6 2C) and 50 6 5%relative humidity, unless otherwise specif
49、ied in the test meth-ods or in this specification.7.3 Chemical ResistanceDetermine the resistance to thefollowing chemicals using the test method detailed in PracticesD 543.Chemical Percent in WaterAcetic acid 5 by volAcetone 100Methyl alcohol 100Ammonium hydroxide 10 by volNitric acid 40 by volSodium hydroxide 10 by weight7.4 Water Absorption Weigh three cleanly cut specimenshaving smooth edges to the nearest 0.001 g and immerse indistilled water at 73.4 6 1.8F (23 6 1C) for 24 h +12 0 h,in accordance with Test Method D 570. Remove the sp
