ASTM_D_2662_-_96a.pdf

Designation:D 2662 96aAn American National StandardStandard Specification forPolybutylene(PB)Plastic Pipe(SIDR-PR)Based onControlled Inside Diameter1This standard is issued under the fixed designation D 2662;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(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 polybutylene(PB)pipe that isinside 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 system of nomenclature for PBplastic pipe;and requirements and test methods for materials,workmanship,dimensions,sustained pressure,and burst pres-sure.Methods of marking are also given.1.2 The text of this specification references notes,footnotes,and appendixes which provide explanatory material.Thesenotes and footnotes(excluding those in tables and figures)shallnot be considered as requirements of the specification.1.3 The values stated in inch-pound units are to be regardedas the standard.The values given in parentheses are providedfor information purposes only.1.4The following safety hazards caveat pertains only tothe test 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 determine the applicability of regulatory limita-tions prior to use.2.Referenced Documents2.1 ASTM Standards:D 618 Practice for Conditioning Plastics for Testing2D 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 for Abbreviated Terms Relating toPlastics2D 1603 Test Method for Carbon Black in Olefin Plastics2D 1708 Test Method for Tensile Properties of Plastics ByUse of Microtensile Specimens2D 2122 Test Method for Determining Dimensions of Ther-moplastic Pipe and 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 Systems3F 699 Practice for Accelerated Conditioning of Polybuty-lene Pipe and Tubing for Subsequent Quality ControlTesting32.2NSF Standard:Standard No.14 for Plastic Piping Components and RelatedMaterials5Standard No.61 for Drinking Water System ComponentsHealth Effects52.3Federal Standard:Fed.Std.No.123 Marking for Shipment(Civil Agencies)62.4Military Standard:MIL-STD-129 Marking for Shipment and Storage63.Terminology3.1 Definitions Definitions 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.3.2 Definitions of Terms Specific to This Standard:3.2.1 hydrostatic design stressthe estimated maximumtensile stress the material is capable of withstanding continu-ously with a high degree of certainty that failure of the pipewill not occur.This stress is circumferential when internalhydrostatic water pressure is applied.3.2.2 pressure rating(PR)the estimated maximum waterpressure the pipe is capable of withstanding continuously witha high degree of certainty that failure of the pipe will not occur.1This specification is under the jurisdiction ofASTM Committee F-17 on PlasticPiping Systems and is the direct responsibility of Subcommittee F17.26 onOlefin-Based Pipe.Current edition approved Sept.10,1996.Published November 1996.Originallypublished as D 2662 67.Last previous edition D 2662 96.2Annual Book of ASTM Standards,Vol 08.01.3Annual Book of ASTM Standards,Vol 08.04.4Annual Book of ASTM Standards,Vol 08.02.5Available from the National Sanitation Foundation,P.O.Box 1468,Ann Arbor,MI 48106.6Available from Standardization Documents Order Desk,Bldg.4 Section D,700Robbins Ave.,Philadelphia,PA 19111-5094,Attn:NPODS.1Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959,United States.NOTICE:This standard has either been superceded and replaced by a new version or discontinued.Contact ASTM International(www.astm.org)for the latest information.3.2.3 relation between standard dimension ratio,hydro-static design stress,and pressure ratingthe following expres-sion,commonly known as the ISO equation,7is used in thisspecification to relate standard dimension ratio,hydrostaticdesign stress,and pressure rating:2S/P 5 R 1 1or2S/P 5Di/t!1 1(1)where:S=hydrostatic design stress,psi(or MPa),P=pressure rating,psi(or MPa)Di=av