1、Designation:D268314Standard Specification forSocket-Type Polyethylene Fittings for Outside Diameter-Controlled Polyethylene Pipe and Tubing1This standard is issued under the fixed designation D2683;the number immediately following the designation indicates the year oforiginal adoption or,in the case
2、 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.This standard has been approved for use by agencies of the U.S.Department of Defense.1.Scope*1.1 This specifi
3、cation covers polyethylene socket-type fit-tings for use with outside diameter-controlled polyethylenepipe as specified by Specifications D3035 and D2513.Require-ments for materials,workmanship,dimensions,and pressureperformanceareincluded.Whereapplicableinthisspecification,“pipe”shall mean“pipe and
4、 tubing.”1.2 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.1.3 The following safety hazards caveat pertains only to thetest method porti
5、on,Section 8,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 determine the applicability of regulatory limita-tions pr
6、ior to use.2.Referenced Documents2.1 ASTM Standards:2D618 Practice for Conditioning Plastics for TestingD1598 Test Method for Time-to-Failure of Plastic PipeUnder Constant Internal PressureD1599 Test Method for Resistance to Short-Time HydraulicPressure of Plastic Pipe,Tubing,and FittingsD1600 Termi
7、nology forAbbreviated Terms Relating to Plas-ticsD2122 Test Method for Determining Dimensions of Ther-moplastic Pipe and FittingsD2513 Specification for Polyethylene(PE)Gas PressurePipe,Tubing,and FittingsD2657 Practice for Heat Fusion Joining of Polyolefin Pipeand FittingsD3035 Specification for Po
8、lyethylene(PE)Plastic Pipe(DR-PR)Based on Controlled Outside DiameterD3350 Specification for Polyethylene Plastics Pipe and Fit-tings MaterialsF412 Terminology Relating to Plastic Piping Systems2.2 Federal Standard:Fed.Std.No.123 Marking for Shipment(Civil Agencies)32.3 Military Standard:MIL-STD-129
9、 Marking for Shipment and Storage32.4 Plastic Pipe Institute4PPI TR-3 Policies and Procedures for Developing Hydro-static Design Basis(HDB),Pressure Design Basis(PDB),Strength Design Basis(SDB),and Minimum RequiredStrength(MRS)Ratings for Thermoplastic Piping Mate-rials or Pipe7PPI TR-4 HDB/SDB/PDB/
10、MRS Listed Materials,PPI List-ing of Hydrostatic Design Basis(HDB),Strength DesignBasis(SDB),Pressure Design Basis(PDB),and MinimumRequired Strength(MRS)Ratings for Thermoplastic Pip-ing Materials or Pipe3.Terminology3.1 Definitions are in accordance with Terminology F412and abbreviations are in acc
11、ordance with Terminology D1600,unless otherwise specified.The abbreviation of polyethyleneplastic is PE.3.2 standard thermoplastic pipe dimension ratio(SDR)the ratio of pipe outside diameter to wall thickness.It iscalculated by dividing the average outside diameter of the pipeby the minimum wall thi
12、ckness.4.Classification4.1 This specification covers polyethylene fittings of thesocket type made as specified in 5.1 and 5.21This specification is under the jurisdiction of ASTM Committee F17 on PlasticPiping Systems and is the direct responsibility of Subcommittee F17.10 on Fittings.Current editio
13、n approved Nov.1,2014.Published December 2014.Originallyapproved in 1968.Last previous edition approved in 2010 as D2683 103.DOI:10.1520/D2683-14.2For referenced ASTM standards,visit the ASTM website,www.astm.org,orcontact ASTM Customer Service at serviceastm.org.For Annual Book of ASTMStandards vol
14、ume information,refer to the standards Document Summary page onthe ASTM website.3DLA Document Services Building 4/D 700 Robbins Avenue Philadelphia,PA19111-5094 http:/quicksearch.dla.mil/4Available from Plastics Pipe Institute(PPI),105 Decker Court,Suite 825,Irving,TX 75062,http:/www.plasticpipe.org
15、.*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 States1 4.1.1 Fittings covered by this specification are normallymolded.In-line fittings such as couplings,unions,bushings,caps,nipp
16、les,etc.,may be extruded or machined from extrudedstock.Special fittings such as transition fittings and tappingteets shall be assembled and fabricated in accordance withprocedures agreed upon between the manufacturer and thepurchaser.4.1.2 Fittings covered by this specification are intended tobe joined by heat fusion to PE pipe.4.1.3 Fittings intended for use in the distribution of naturalgas or petroleum fuels shall also meet the requirements ofSpecification D2513.5.Materials5.1 Polyethylene C