1、Designation:D 2104 03An American National StandardStandard Specification forPolyethylene(PE)Plastic Pipe,Schedule 401This standard is issued under the fixed designation D 2104;the number immediately following the designation indicates the year oforiginal adoption or,in the case of revision,the year
2、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.This standard has been approved for use by agencies of the Department of Defense.1.Scope1.1 This specification covers polyethylene
3、(PE)pipe madein Schedule 40 size for use with insert fittings(inside diametercontrolled)and pressure-rated for water(see Appendix).In-cluded are criteria for classifying PE plastic pipe materials andPE plastic pipe,a system of nomenclature for PE plastic pipe,and requirements and test methods for ma
4、terials,workmanship,dimensions,sustained pressure,burst pressure,and environ-mental stress cracking.Requirements for marking are alsogiven.1.2 The values stated in inch-pound units are to be regardedas the standard.The values given in parentheses are forinformation only.1.3 The following safety haza
5、rds 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 determin
6、e the applicability of regulatory limita-tions prior to use.2.Referenced Documents2.1 ASTM Standards:D 618 Practice for Conditioning Plastics for Testing2D 1238 Test Method for Melt Flow Rates of Thermoplasticsby Extrusion Plastometer2D 1248 Specification for Polyethylene Plastics ExtrusionMaterials
7、 For Wire and Cable2D 1505 Test Method for Density of Plastics by the Density-Gradient Technique2D 1598 Test Method for Time-to-Failure of Plastic PipeUnder Constant Internal Pressure3D 1599 Test Method for Short-Time Hydraulic Failure Pres-sure of Plastic Pipe,Tubing,and Fittings3D 1600 Terminology
8、 for Abbreviated Terms Relating toPlastics2D 1603 Test Method for Carbon Black in Olefin Plastics2D 2122 Test Method for Determining Dimensions of Ther-moplastic Pipe and Fittings3D 2837 Test Method for Obtaining Hydrostatic DesignBasis for Thermoplastic Pipe Materials3D 3350 Specification for Polye
9、thylene Plastics Pipe andFittings Materials4F 412 Terminology Relating to Plastic Piping Systems32.2NSF Standard:Standard No.14 Plastic Piping Components and RelatedMaterials5StandardNo.61 forDrinkingWaterSystemsComponentsHealth Effects53.Terminology3.1 Definitionsare in accordance with Terminology
10、F 412,and abbreviations are in accordance with Terminology D 1600,unless otherwise specified.The abbreviation for polyethyleneplastic is PE.3.1.1 hydrostatic design stressthe estimated maximumtensile stress in the wall of the pipe in the circumferentialorientation due to internal hydrostatic water p
11、ressure that canbe applied continuously with a high degree of certainty thatfailure of the pipe will not occur.3.1.2 pressure rating(PR)the estimated maximum pres-sure that water in the pipe can exert continuously with a highdegree of certainty that failure of the pipe will not occur.3.1.3 relation
12、between dimensions,hydrostatic designstress,and pressure ratingthe following expression,com-monly known as the ISO equation,6is used in this specificationto relate dimensions,hydrostatic design stress,and pressurerating:2S/P 5Di/t!1 1(1)where:S=hydrostatic design stress,psi(or MPa)(or bar),P=pressur
13、e rating,psi(or MPa)(or bar),1This specification is under the jurisdiction of ASTM Committee F17 on PlasticPiping Systems and is the direct responsibility of Subcommittee F17.26 on OlefinBased Pipe.Current edition approved Aug.10,2003.Published September 2003.Originallyapproved in 1962.Last previous
14、 edition approved in 2001 as D 2104 01.2Annual Book of ASTM Standards,Vol 08.01.3Annual Book of ASTM Standards,Vol 08.04.4Annual Book of ASTM Standards,Vol 08.03.5Available from the National Sanitation Foundation,P.O.Box 1468,Ann Arbor,MI 48106.6ISO R 161-1960,Pipes of Plastics Materials for the Tra
15、nsport of Fluids(Outside Diameters and Nominal Pressures)Part 1,Metric Series.1Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959,United States.Di=average inside diameter,in.(or mm),andt=minimum wall thickness,in.(or mm).3.1.4 standard thermoplastic pipe m
16、aterials designationcodethe pipe materials designation code shall consist of theabbreviation PE for the type of plastic,followed by the ASTMgrade in Arabic numerals and the hydrostatic design stress inunits of 100 psi with any decimal figures dropped.Where thehydrostatic design stress code contains less than two figures,acipher shall be used before the number.Thus a completematerial code shall consist of two letters and four figures for PEplastic pipe materials(see Section 5).4.Pipe Classificati