1、Designation:D729319Standard Specification forExtruded and Compression-Molded Shapes Made fromPolyetherimide(PEI)1This standard is issued under the fixed designation D7293;the number immediately following the designation indicates the year oforiginal adoption or,in the case of revision,the year of la
2、st revision.A number in parentheses indicates the year of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.INTRODUCTIONThis specification is intended to be a means of calling out plastic shapes used in the fabrication ofend items or parts.1.Sc
3、ope*1.1 This specification covers requirements and test methodsfor the dimensions,workmanship,and the properties of ex-truded and compression-molded sheet,plate,rod and tubularbar manufactured from polyetherimide(PEI)resins.1.2 The properties included in this specification are thoserequired for the
4、compositions covered.It is possible that otherrequirements will be necessary to identify particular character-istics important to specialized applications.These shall bespecified by using the suffixes as given in Section 5.1.3 This specification does not allow for the use of recycledplastics(as defi
5、ned in Guide D7209).1.4 The values stated in English units are regarded asstandard in all property and dimensional tables.For referencepurposes,SI units are also included in Table 1 and Table S-PEI.1.5 The following safety hazards caveat pertains only to thetest method or test methods described in t
6、his 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,health,andenvironmental practices and determine the applicability ofregulatory limitations prior t
7、o use.NOTE1There is no known ISO equivalent to this standard.1.6 This international standard was developed in accor-dance with internationally recognized principles on standard-ization established in the Decision on Principles for theDevelopment of International Standards,Guides and Recom-mendations
8、 issued by the World Trade Organization TechnicalBarriers to Trade(TBT)Committee.2.Referenced Documents2.1 ASTM Standards:2D256 Test Methods for Determining the Izod PendulumImpact Resistance of PlasticsD618 Practice for Conditioning Plastics for TestingD638 Test Method for Tensile Properties of Pla
9、sticsD790 Test Methods for Flexural Properties of Unreinforcedand Reinforced Plastics and Electrical Insulating Materi-alsD883 Terminology Relating to PlasticsD3892 Practice for Packaging/Packing of PlasticsD4000 Classification System for Specifying Plastic Materi-alsD5205 Classification System and
10、Basis for Specification forPolyetherimide(PEI)MaterialsD7209 Guide for Waste Reduction,Resource Recovery,andUse of Recycled Polymeric Materials and Products(With-drawn 2015)3IEEE/ASTM SI-10 American National Standard for Use ofthe International System of Units(SI):The Modern MetricSystem2.2 ANSI Sta
11、ndard:4Z1.4-1993 Sampling Procedures and Tables for Inspectionby Attributes3.Terminology3.1 DefinitionsFor definitions of the terms used in thisspecification and associated with plastics issues,refer to theterminology contained in D883.1This specification is under the jurisdiction of ASTM Committee
12、D20 onPlastics and is the direct responsibility of Subcommittee D20.15 on ThermoplasticMaterials.Current edition approved Aug.1,2019.Published August 2019.Originallyapproved in 2006.Last previous edition approved in 2012 as D7293 12.DOI:10.1520/D7293-19.2For referenced ASTM standards,visit the ASTM
13、website,www.astm.org,orcontact ASTM Customer Service at serviceastm.org.For Annual Book of ASTMStandards volume information,refer to the standards Document Summary page onthe ASTM website.3The last approved version of this historical standard is referenced onwww.astm.org.4Available from American Nat
14、ional Standards Institute(ANSI),25 W.43rd St.,4th Floor,New York,NY 10036,http:/www.ansi.org.*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 StatesThis international standard was de
15、veloped in accordance with internationally recognized principles on standardization established in the Decision on Principles for theDevelopment of International Standards,Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade(TBT)Committee.1 3.2 Definitions of
16、 Terms Specific to This Standard:3.2.1 rod,nextruded solid cylindrical shape with a mini-mum diameter of116in.(1.6 mm).3.2.2 sheet,nflat stock with thickness greater than14-in.(6.4-mm).3.2.3 tubular bar,nextruded annular shapes with mini-mum inside diameter of38in.(0.5 mm)and minimum wallthickness of116in.(1.6 mm).4.Classification4.1 This specification covers shapes extruded and compres-sion molded from polyetherimide(PEI)resins as listed in TableS-PEI.The PEI resin is included in the designatio
