1、Designation:D294910Standard Specification for3.25-in.Outside Diameter Poly(Vinyl Chloride)(PVC)PlasticDrain,Waste,and Vent Pipe and Fittings1This standard is issued under the fixed designation D2949;the number immediately following the designation indicates the year oforiginal adoption or,in the cas
2、e 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*1.1 This specification covers requirements and test methodsfor materials,dimensions and tolerances,d
3、eflection load,crushresistance,flattening resistance,impact resistance,and solventcement.Aform of marking is also included.Plastic which doesnot meet the material requirements specified in Section 5 isexcluded.NOTE1This specification was formerly issued under the title,3-in.Thin Wall Poly(Vinyl Chlo
4、ride)(PVC)Plastic Drain,Waste,and Vent Pipeand Fittings.NOTE2Techniques for making solvent-cement joints are given inPractice D2855.1.2 The text of this specification references notes,footnotes,and appendixes which provide explanatory material.Thesenotes and footnotes(excluding those in tables and f
5、igures)shallnot be considered as requirements of the specification.1.3 The values stated in inch-pound units are to be regardedas standard.The values given in parentheses are mathematicalconversions to SI units that are provided for information onlyand are not considered standard.1.4 The following p
6、recautionary caveat pertains only to thetest methods portion,Section 7,of this specification:Thisstandard does not purport to address all of the safety concerns,if any,associated with its use.It is the responsibility of the userof this standard to establish appropriate safety and healthpractices and
7、 determine the applicability of regulatory limita-tions prior to use.2.Referenced Documents2.1 ASTM Standards:2D618 Practice for Conditioning Plastics for TestingD1600 Terminology forAbbreviated Terms Relating to Plas-ticsD1784 Specification for Rigid Poly(Vinyl Chloride)(PVC)Compounds and Chlorinat
8、ed Poly(Vinyl Chloride)(CPVC)CompoundsD2122 Test Method for Determining Dimensions of Ther-moplastic Pipe and FittingsD2152 Test Method for Adequacy of Fusion of ExtrudedPoly(Vinyl Chloride)(PVC)Pipe and Molded Fittings byAcetone ImmersionD2412 Test Method for Determination of External LoadingCharac
9、teristics of Plastic Pipe by Parallel-Plate LoadingD2444 Test Method for Determination of the Impact Resis-tance of Thermoplastic Pipe and Fittings by Means of aTup(Falling Weight)D2564 Specification for Solvent Cements for Poly(VinylChloride)(PVC)Plastic Piping SystemsD2855 Practice for Making Solv
10、ent-Cemented Joints withPoly(Vinyl Chloride)(PVC)Pipe and FittingsD3311 Specification for Drain,Waste,and Vent(DWV)Plastic Fittings PatternsF402 Practice for Safe Handling of Solvent Cements,Primers,and Cleaners Used for Joining ThermoplasticPipe and FittingsF412 Terminology Relating to Plastic Pipi
11、ng SystemsF1498 Specification for Taper Pipe Threads 60 for Thermo-plastic Pipe and Fittings3.Terminology3.1 DefinitionsDefinitions are in accordance with Termi-nology F412,and abbreviations are in accordance with Termi-nology D1600,unless otherwise specified.4.Significance and Use4.1 The requiremen
12、ts of this specification are intended toprovide pipe and fittings suitable for drainage of sewage andcertain other liquid wastes where toughness,resistance todeterioration from water and chemicals,flattening and agingresistance,and strong tight joints are required.4.2 When joining 3.25-in.outside di
13、ameter PVC DWVpiping to 3-in.Schedule 40 PVC DWV piping,it is necessaryto use either reducer bushings or increasers,as shown in thetables at the end of the text,due to the differences in pipeoutside diameters.1This specification is under the jurisdiction of ASTM Committee F17 on PlasticPiping System
14、s and is the direct responsibility of Subcommittee F17.63 on DWV.Current edition approved Nov.15,2010.Published January 2011.Originallyapproved in 1971.Last previous edition approved in 2008 as D2949 01a(2008)1.DOI:10.1520/D2949-10.2For 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.*A Summary of Changes section appears at the end of this standardCopyright ASTM International,100 Barr Harbor Drive,PO Box C700,West C
16、onshohocken,PA 19428-2959.United States1 NOTE3Industrial waste disposal lines should be installed only withthe specific approval of the cognizant building code authority sincechemicals not commonly found in drains and sewers,and temperatures inexcess of 160F(70C),may be encountered.5.Materials5.1 Basic MaterialsPipe and fittings shall be made fromvirgin poly(vinyl chloride)compounds meeting the require-ments of Class 12454,as defined and described in SpecificationD1784.5.2 Rework MaterialThe man
