1、Designation:D 3000 95ae1An American National StandardStandard Specification forPolybutylene(PB)Plastic Pipe(SDR-PR)Based on OutsideDiameter1This standard is issued under the fixed designation D 3000;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(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.e1NOTEChanges were made ed
3、itorially in October 1999.1.Scope1.1 This specification covers polybutylene(PB)pipe that isoutside diameter controlled,made in standard thermoplasticpipe dimension ratios,and pressure rated for water(seeAppendix).Included are criteria for classifying PB plastic pipematerials and PB plastic pipe,a sy
4、stem of nomenclature for PBplastic pipe,and requirements and methods of test for materi-als,workmanship,dimensions,sustained pressure,and burstpressure.Methods of marking are also given.1.2 The values stated in SI units are to be regarded as thestandard.The values given in parentheses are for inform
5、ationonly.1.3 The following safety hazards 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
6、safety and healthpractices and determine the applicability of regulatory limita-tions prior to use.2.Referenced Documents2.1 ASTM Standards:D 618 Practice for Conditioning Plastics and ElectricalInsulating Materials for Testing2D 1598 Test Method for Time-to-Failure of Plastic PipeUnder Constant Int
7、ernal Pressure3D 1599 Test Method for Short-Time Hydraulic Failure Pres-sure of Plastic Pipe,Tubing,and Fittings3D 1600 Terminology for Abbreviated Terms Relating toPlastics2D 1603 Test Method for Carbon Black in Olefin Plastics2D 2122 Test Method for Determining Dimensions of Ther-moplastic Pipe an
8、d Fittings3D 2581 Specification for Polybutylene(PB)Plastics Mold-ing and Extrusion Materials4D 2837 Test Method for Obtaining Hydrostatic DesignBasis for Thermoplastic Pipe Materials3F 412 Terminology Relating to Plastic Piping Systems32.2NSF Standard:Standard No.14 for Plastic Piping Components an
9、d RelatedMaterials5StandardNo.61 forDrinkingWaterSystemsComponentsHealth Effects53.Terminology3.1 DefinitionsDefinitions are in accordance with Termi-nology F 412,and abbreviations are in accordance with Ter-minology D 1600,unless otherwise specified.The abbreviationfor polybutylene plastic is PB.3.
10、2 Definitions of Terms Specific to This Standard:3.2.1 hydrostatic design stress the estimated maximumtensile stress in the wall of the pipe in the circumferentialorientation due to internal hydrostatic water pressure that canbe applied continuously with a high degree of certainty thatfailure of the
11、 pipe will not occur.3.2.2 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.3.2.3 relation between standard dimension ratio,hydro-static design stress,and pressure ratingthe followi
12、ng expres-sion,commonly known as the ISO equation,6is used in thisspecification to relate standard dimension ratio,hydrostaticdesign stress,and pressure rating:2S/P 5 R 2 1,or 2S/P 5DO/t!2 1(1)where:1This specification is under the jurisdiction ofASTM Committee F-17 on PlasticPiping Systems and is t
13、he direct responsibility of Subcommittee F17.26 on OlefinBased Pipe.Current edition approved Sept.10,1995.Published November 1995.Originallypublished as D 3000 71.Last previous edition D 3000 95.2Annual Book of ASTM Standards,Vol 08.01.3Annual Book of ASTM Standards,Vol 08.04.4Annual Book of ASTM St
14、andards,Vol 08.02.5Available from the National Sanitation Foundation,P.O.Box 1468,Ann Arbor,MI 48106.6ISO R 1611960,Pipes of Plastics Materials for the Transport of Fluids(Outside Diameters and Nominal Pressures)Part 1,Metric Series.1Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,Wes
15、t Conshohocken,PA 19428-2959,United States.NOTICE:This standard has either been superseded and replaced by a new version or withdrawn.Contact ASTMInternational(www.astm.org)for the latest information.S=hydrostatic design stress,Pa(or psi),P=pressure rating,Pa(or psi),DO=average outside diameter,mm(o
16、r in.),t=minimum wall thickness,mm(or in.),andR=standard thermoplastic pipe dimension ratio(DO/t forPB pipe).3.2.4 standard thermoplastic pipe dimension ratio(SDR)the standard thermoplastic pipe dimension ratio(SDR)is theratio of pipe diameter to wall thickness.For PB pipe it iscalculated by dividing the average outside diameter of the pipein millimetres or in inches by the minimum wall thickness inmillimetres or in inches.If the wall thickness calculated by thisformula is less than 1.60 mm(0.06
