ASTM_D_1785-15.pdf

Designation:D1785-15INTERNATIONALStandard Specification forPoly(Vinyl Chloride)(PVC)Plastic Pipe,Schedules 40,80,and 120This standard is issued under the fixed designation D1785:the number immediately following the designation indicates the 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(s)indicates an editorial change since the last revision or reapproval.This standard has been approved for use by agencies of the U.S.Department of Defense1.Scope*standard does not purport to address all of the safety concerns,1.1 This specification covers poly(vinyl chloride)(PVC)if any,associated with its use.It is the responsibility of the userpipe made in Schedule 40,80,and 120 sizes and pressure-ratedof this standard to establish appropriate safety and healthfor water(see Appendix X1).Included are criteria for classi-practices and determine the applicability of regulatory limita-fying PVC plastic pipe materials and PVC plastic pipe,ations prior to use.A specific precautionary statement is givensystem of nomenclature for PVC plastic pipe,and requirementsin Note 9.and test methods for materials,workmanship,dimensions,NorE 3-CPVC plastic pipes,Schedules 40 and 80,which weresustained pressure,burst pressure,flattening,and extrusionformerly included in this specification,are now covered by Specificationquality.Methods of marking are also given.F441/F441M.Nore 4-The sustained and burst pressure test requirements,and the1.2 The products covered by this specification are intendedpressure ratings in the Appendix XI,are calculated from stress valuesfor use with the distribution of pressurized liquids only,whichobtained from tests made on pipe 4 in.(100 mm)and smaller.However,are chemically compatible with the piping materials.Due totests conducted on pipe as large as 24-in.(600-mm)diameter have showninherent hazards associated with testing components and sys-these stress values to be valid for larger diameter PVC pipe.NorE 5-PVC pipe made to this specification is often belled for use astems with compressed air or other compressed gases someline pipe.For details of the solvent cement bell,see Specification D2672manufacturers do not allow pneumatic testing of their products.and for details of belled elastomeric joints.see Specifications D3139 andConsult with specific product/component manufacturers forD3212.their specific testing procedures prior to pneumatic testing.NorE 1-Pressurized(compressed)air or other compressed gases2.Referenced Documentscontain large amounts of stored energy which present serious saftey2.1 ASTM Standards:2hazards should a system fail for any reason.NorE 2-This standard specifies dimensional,performance and testD618 Practice for Conditioning Plastics for Testingrequirements for plumbing and fluid handling applications only.It doesD1598 Test Method for Time-to-Failure of Plastic Pipenot include provisions for the use of these products for venting ofUnder Constant Internal Pressurecombustion gases.UL 1738 is a standard that does include specific testingD1599 Test Method for Resistance to Short-Time Hydraulicand marking requirements for flue gas venting products,including PVC.Pressure of Plastic Pipe,Tubing,and Fittings1.3 The text of this specification references notes,footnotes,D1600 Terminology for Abbreviated Terms Relating to Plas-and appendixes which provide explanatory material.Theseticsnotes and footnotes(excluding those in tables and figures)shallD1784 Specification for Rigid Poly(Vinyl Chloride)(PVC)not be considered as requirements of the specification.Compounds and Chlorinated Poly(Vinyl Chloride)1.4 The values stated in inch-pound units are to be regarded(CPVC)Compoundsas standard.The values given in parentheses are mathematicalD2122 Test Method for Determining Dimensions of Ther-conversions to SI units that are provided for information onlymoplastic Pipe and Fittingsand are not considered standardD2152 Test Method for Adequacy of Fusion of ExtrudedPoly(Vinyl Chloride)(PVC)Pipe and Molded Fittings by1.5 The following safety hazards caveat pertains only to theAcetone Immersiontest methods portion,Section 8,of this specification:ThisD2672 Specification for Joints for IPS PVC Pipe UsingSolvent CementThis specification is under the jurisdiction of ASTM Committee F17on PlasticPiping Systems and is the direct responsibility of Subcommittee F17.25 on VinylBased Pipe.2 For referenced ASTM standards,visit the ASTM website,www.astm.org,orCurrent edition approved Aug.1,2015.Published August 2015.Originallycontact ASTM Customer Service at serviceastm.org.For Annual Book of ASTMapproved in 1960.Last previous edition approved in 2012 as D1785-12.DOI:Standards volume information.refer to the standards Document Summary page on10.1520/D1785-15the ASTM website.*A Summary of Changes section appears at the end of this standardCopyright ASTM Intemational,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United StatesASTM Inte4D1785-15D2837 Test Method for Obtaining Hydrostatic Design BasisDoaverage outside diameter,in.(or mm),andfor Thermoplastic Pipe Materials or Pressure Design Basisminimum wall thickness,in.(or mm).for Thermoplastic Pipe ProductsD3139 Specification for Joints for Plastic Pressure Pipes3.2.4 standard thermoplastic pipe materials designationUsing Flexible Elastomeric Sealscode-the pipe materials designation code shall consist of theD3212 Specification for Joints for Drain and Sewer Plasticabbreviation PVC for the type of plastic,followed by theASTM type and grade in Arabic numerals and the design stressPipes Using Flexible Elastomeric Sealsin units of 100 psi(0.7 MPa)with any decimal figures dropped.F412 Terminology Relating to Plastic Piping SystemsF441/F441M Specification for Chlorinated Poly(Vinyl Chlo-When the design stress code contains less than two figures,acipher shall be used before the number.Thus a completeride)(CPVC)Plastic Pipe,Schedules 40 and 802.2 Federal Standard:material code shall consist of three letters and four figures forFed.Std.No.123 Marking for Shipment(Civil Agencies)PVC plastic pipe materials(see Section 5).2.3 Military Standard:4.ClassificationMIL-STD-129 Marking for Shipment and Storage2.4 NSF/ANSI Standards:4.1 General-This specification covers PVC pipe made toStandard No.14 for Plastic Piping System Components andand marked with one of six type/grade/design stress designa-tions(see X1.2)in Schedule 40,80,and 120 wall sizes.Related MaterialsStandard No.61 for Drinking Water System Components-4.2 Hydrostatic Design Stresses-This specification coversHealth Effectspipe made from PVC plastics as defined by four hydrostatic2.5 UL Standard:5design stresses which have been developed on the basis ofUL 1738 Standard for Venting Systems for Gas-Burninglong-term tests(Appendix X1).Appliances,Categories II,III,and IV5.Materials and Manufacture3.Terminology5.1 General-Poly(vinyl chloride)plastics used to make3.1 Definitions:-Definitions are in accordance with Termi-pipe meeting the requirements of this specification are catego-nology F412 and abbreviations are in accordance with Termi-rized by means of two criteria,namely.(/short-term strengthnology D1600,unless otherwise specified.The abbreviation fortests and(2)long-term strength tests.poly(vinyl chloride)plastic is PVC.NorE 6-The PVC pipe intended for use in the transport of potable3.2 Definitions of Terms Specific to This Standard:water should be evaluated and certified as safe for this purpose by a testing3.2.1 hydrostatic design stress-the estimated maximumagency acceptable to the local health authority.The evaluation should betensile stress the material is capable of withstanding continu-in accordance with requirements for chemical extraction,taste,and odorsously with a high degree of certainty that failure of the pipethat are no less restrictive than those included in NSF/ANSI Standard No.14.The seal or mark of the laboratory making the evaluation should bewill not occur.This stress is circumferential when internalincluded on the pipe.See pipe marking requirement for reclaimed waterhydrostatic water pressure is applied.systems.3.2.2 pressure rating(PR)-the estimated maximum water5.2 Basic Materials-This specification covers pipe madepressure the pipe is capable of withstanding continuously withfrom PVC plastics having certain physical and chemicala high degree of certainty that failure of the pipe will not occur.properties as described in Specification D1784.3.2.3 relation between dimensions,design stress,and pres-5.3 Compound-The PVC compounds used for this pipesure rating-the following expression,commonly known asshall equal or exceed the following classes described inthe ISO equation,is used in this specification to relateSpecification D1784;PVC 12454,or 14333.dimensions,hydrostatic design stress,and pressure rating:5.4 Rework Material-The manufacturer shall use only his2S/P=(D/I）-1own clean rework pipe material and the pipe produced shallwhere:meet all the requirements of this specification.Shydrostatic design stress,psi(or MPa).6.RequirementsP=pressure rating,psi(or MPa),6.1 Dimensions and Tolerances:6.1.1 Dimensions and tolerances shall be as shown in Table3 Available from Standardization Documents Order Desk.DODSSP.Bldg.4.1 and Table 2 when measured in accordance with Test MethodSection D,700 Robbins Ave.,Philadelphia,PA 19111-5098,http:/D2122.The tolerances for out-of-roundness shall apply only tododssp.daps.dla.mil.4 Available from NSF International,P.O.Box 130140,789 N.Dixboro Rd.Annpipe prior to shipment.Arbor.MI 48113-0140.http:/www.nsf.org.6.2 Sustained Pressure-The pipe shall not fail,balloon,Available from Underwriters Laboratories(UL).2600 N.W.Lake Rd.,Camas,WA 98607-8542.http:/.burst,or weep as defined in Test Method D1598,at the testISO R161-1960.Pipes of Plastics Materials for the Transport of Fluids(Outsidepressures given in Tables 3-5 when tested in accordance withDiameters and Nominal Pressures)Part 1,Metric Series.8.4.ght ASTM InteD1785-15TABLE 1 Outside Diameters and Tolerances for PVC Plastic Pipe Schedules 40,80,and 120,in.(mm)TolerancesMaximum Out-of-Roundness(maximum minus minimumdiameter)Nominal Pipe SizeOutside DiameterSchedule 40 sizes 3 in.andSchedule 40 sizes 3 in.andAverageover:Schedule 80 sizes 8 in.less:and overSchedule 80 sizes 6 in.andless;Schedule 120 sizes all0.405(10.29)0.004（0.10）0.016(0.41)%0.540(13.72)0.004（0.100.016(0.41)0.675(17.140.004(0.10)0.016(0.41)治0.840(21.34)0.004(0.10)0.016(0.41)1.050(26.67)0.004(0.10)0.020(0.51)11.315(33.40)0.005(0.13)0.020(0.51)141.660(42.16)0.005(0.13)0.024(0.61)11.900(48.26)0.006(0.15)0.024(0.61)22.375(60.32)0.006(0.15)0.024(0.61)2%2.875(73.020.007(0.18)0.030(0.76)33.500(88.90)0.008(0.20)0.030(0.76)34.000(101.60)0.008(0.20)0.100(2.54)0.030(0.76)44.500(114.30)0.009(0.23)0.100(2.54)0.030(0.76)55.563(141.30)0.010(0.25)0.100(2.54)0.060(1.52)66.625(168.280.011(0.28)0.100(2.54)0.070(1.78)88.625(219.08)0.015(0.38)0.150(3.81)0.090(2.29)1010.750(273.050.015(0.38)0.150(3.81)0.100(2.54)1212.750(323.850.015（0.38）0.150(3.81)0.120(3.05)1414.000(355.600.015（0.38）0.200(5.08)1616.000(406.40)0.019（0.48）0.320(8.13)1818.000(457.20)0.019（0.48）0.360(9.14)2020.000(508.00)0.023（0.58）0.400(10.2)2424.000(609.60)0.031(0.79)0.480(12.2)TABLE 2 Wall Thicknesses and Tolerances for PVC Plastic Pipe,Schedules 40,80,and 120,4 in.(mm)Wall ThicknessNominal PipeSchedule 40Schedule 80Schedule 120SizeMinimumToleranceMinimumToleranceMinimumTolerance0.068(1.73)+0.020(+0.51)0.095(2.41)+0.020(+0.51)0.088(2.24)+0.020(+0.51)0.119(3.02)+0.020(+0.51)0.091(2.31)+0.020(+0.51)0.126(3.20)+0.020(+0.51)0.109(2.77)+0.020(+0.510.147(3.73)+0.020(+0.51)0.170(4.32)+0.020(+0.51)0.113(2.87)+0.020(+0.510.154(3.91)+0.020(+0.51)0.170(4.32)+0.020(+0.51)0.133(3.38)+0.020(+0.51)0.179(4.55)+0.021(+0.53)0.200(5.08)+0.024(+0.61)140.140(3.56)+0.020(+0.51)0.191(4.85)+0.023(+0.58)0.215(5.46)+0.026(+0.66)1%0.145(3.68)+0.020(+0.51)0.200(5.08)+0.024(+0.61)0.225(5.72)+0.027(+0.68)20.154(3.91)+0.020(+0.51)0.218(5.54)+0.026(+0.66)0.250(6.35)+0.030(+0.76)2%0.203(5.16)+0.024(+0.61)0.276(7.01)+0.033(+0.84)0.300(7.62)+0.036(+0.91)30.216(5.49)+0.026(+0.66)0.300(7.62)+0.036(+0.91)0.350(8.89+0.042(+1.07)320.226(5.74)+0.027(+0.68)0.318(8.08+0.038(+0.96)0.350(8.89)+0.042(+1.07)0.237(6.02)+0.028(+0.71)0.337(8.56)+0.040(+1.02)0.437(11.10)+0.052(+1.32)50.258(6.55)+0.031(+0.79)0.375(9.52)+0.045(+1.14)0.500(12.70)+0.060(+1.52)60.280(7.11)+0.034(+0.86)0.432(10.97)+0.052(+1.32)0.562(14.27)+0.067(+1.70)80.322(8.18)+0.039(+0.99)0.500(12.70)+0.060(+1.52)0.718(18.24)+0.086(+2.18)100.365(9.27)+0.044(+1.12)0.593(15.06)+0.071(+1.80)0.843(21.41)+0.101(+2.56)120.406(10.31+0.049(+1.24)0.687(17.45)+0.082(+2.08)1.000(25.40)+0.120(+3.05)140.437(11.10)+0.053(+1.35)0.750(19.05)+0.090(+2.29)160.500(12.70)+0.060(+1.52)0.843(21.41)+0.101(+2.57)180.562(14.27)+0.067(+1.70)0.937(23.80)+0.112(+2.84)200.593(15.06)+0.071(+1.80)1.031(26.19)+0.124(+3.15)240.687(17.45)+0.082(+2.08)1.218(30.94)+0.146(+3.71)The minimum is the lowest wall thickness of the pipe at any cross section.The maximum permited wallthickness,at any cross section,is the minimum wal thicknessplus the stated tolerance.All tolerances are on the plus side of the minimum requirement.special PVC plastic pipe sizes.6.2.1 Accelerated Regression Test-The accelerated regres-intercept that meets the hydrostatic design basis categorysion test shall be used in place of both the sustained and burstrequirement(see Tables 3-5 and Test Method D2837)for thepressure tests,at the option of the manufacturer.The test shallPVC material used in its manufacture.(Example:PVC 1120be conducted in accordance with 8.4.1.The pipe shall demon-pipe must have a minimum 100 000-h projection of 3830 psistrate a hydrostatic design basis projection at the 100 000-h(26.40 MPa)and 85%lower confidence limit(LCL).D1785-15TABLE 3 Sustained Pressure Test Conditions for Water at 73FTABLE 4 Sustained Pressure Test Conditions for Water at 73F(23C)for PVC Plastic Pipe,Schedule 40(23C)for PVC Plastic Pipe,Schedule 80Pressure Required for TestPressure Required for TestNominalNominal PipePVC1120SizePipePVC1120PVC1220PVC2116PVC2112PVC2110SizePVC1220PVC2116PVC2112PVC2110PVC2120PVC2120in.psiin.psi169013601130930%25702060172014101640131010909002370190015801300%13101050870720%19301540129010601250100084069017801430119098041010810680550%144011609607901950760630520113201060880720147706205204201410908707306001%6905604603801%990790660540258047039032028506805704602%6405104303502890710590490359044037030037906305204303250040034028037305804804004703703102604680540450370541033027022056104904003306370300250200659047039032033026022018085204103402801030024020016010490390330270122802201801501248038032026014270220180150144703803202601627022018015016470370310260182702201801501846037031025020260210170140204603703002502425020017014024450360300250in.MPain.MPa%11.659.387.796.4117.7214.2111.869.72各11.319.037.526.21416.3413.1010.908.96%9.037.246.004.9613.3110.628.897.318.626.895.794.7612.279.868.206.766.965.584.693.79号9.938.006.625.4516.555.244.343.599.107.316.074.961%5.314.273.592.90147.526.005.034.1414.763.863.172.6216.834.964.553.7224.003.242.692.2125.864.693.933.17224.413.522.962.412%6.144.904.073.3834.073.032.552.0735.454.343.592.963%3.452.762.341.933%5.034.003.312.763.242.552.141.7944.693.723.102.5552.832.281.861.5254.213.382.762.2862.552.071.721.3864.073.242.692.2182.281.791.521.2483.592.832.341.93102.071.651.381.10103.382.692.281.86121.931.521.241.03123.312.622.211.79141.891.541.261.05143.292.662.241.82161.891.541.261.05163.292.592.171.82181.891.541.261.05183.222.592.171.75201.821.471.190.98203.222.592.101.75241.751.401.190.98243.152.522.101.75 The fiber stresses used to derive these test pressures are as follows:A The fiber stresses used to derive these test pressures are as follows:psiMPapsiMPaPVC1120420029.0PVC1120420029.0PVC1220420029.0PVC1220420029.0PVC2120420029.0PVC2120420029.0PVC2116336023.2PVC2116336023.2PVC2112280019.3PVC2112280019.3PVC2110230015.9PVC2110230015.9specimens to burst pressure.The test is more difficult to pass using greater6.3 Burst Pressure-The minimum burst pressures for PVCpressurizing times.plastic pipe shall be as given in Table 6,when determined in6.4 Flattening-There shall be no evidence of splitting,accordance with Test Method D1599.cracking,or breaking when the pipe is tested in accordanceNoTE 7-Times greater than 60 s may be needed to bring large sizewith 8.6.D1785-15TABLE 5 Sustained Pressure Test Conditions for Water at 73F(23C)for PVC Plastic Pipe,Schedule 120Pressure Required for TestNominal PipePVC1120SizePVC1220PVC2116PVC2112PVC2110PVC2120in.psi21301710142011703416201300108089011510120010008301125010008306801%113090075062029907906605402%9807806505403930750620510381064054044049007206004905830660550450678062052043087606105104201077062051042012710570480390in.MPa14.6911.799.798.0711.178.967.456.14110.418.276.895.72148.626.895.724.691%7.796.215.174.2726.835.454.553.722%6.765.384.483.7236.415.174.273.523%5.584.413.723.0346.214.964.143.3855.724.553.793.1065.384.273.592.9685.244.213.522.90105.314.273.522.90124.903.933.312.69The fiber stresses used to derive these test pressures are as follows:psiMPaPVC1120420029.0PVC1220420029.0PVC2120420029.0PVC2116336023.2PVC2112280019.3PVC2110230015.96.5 Extrusion Quality-The pipe shall not flake or disinte-8.3 Sampling-The selection of the sample or samples ofgrate when tested in accordance with Test Method D2152.pipe shall be as agreed upon by the purchaser and seller.In caseof no prior agreement,any sample selected by the testing7.Workmanship,Finish,and Appearancelaboratory shall be deemed adequate.7.1 The pipe shall be homogeneous throughout and free of8.3.1 Test Specimens-Not less than 50%of the test speci-visible cracks,holes,foreign inclusions,or other defects.Themens required for any pressure test shall have at least a part ofpipe shall be as uniform as commercially practicable in color,the marking in their central sections.The central section is thatopacity,density,and other physical properties.portion of pipe which is at least one pipe diameter away fromNorE 8-Color and transparency or opacity should be specified in thean end closure.contract or purchase order.8.4 Sustained Pressure Test-Select the test specimens at8.Test Methodsrandom.Test individually with water at the internal pressuresgiven in Tables 3-5,six specimens of pipe,each specimen at8.1 Conditioning-Condition the test specimens at 73.4 least ten times the nominal diameter in length,but not less than3.6F(23 2C)and 50 10%relative humidity for not less10 in.(250 mm)or more than 3 ft(1 m)between end closuresthan 40 h prior to test in accordance with Procedure A ofand bearing the permanent marking on the pipe.Maintain thePractice D618,for those tests where conditioning is required.specimens at the pressure indicated for a period of 1000 h.8.2 Test Conditions-Conduct tests in the standard labora-Hold the pressure as closely as possible,but within 10 psitory atmosphere of 73.4 3.6F(232C)and 5010%(70 kPa).Condition the specimens at the test temperature ofrelative humidity,unless otherwise specified in the test meth-73.4F(23C)to within 3.6F(2C).Test in accordance withods or in this specification.Test Method D1598,except maintain the pressure at the values