ASTM D2581-2009 聚丁烯(PB)塑料模制和挤压制材料的标准规范

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【英文标准名称】:StandardSpecificationforPolybutylene(PB)PlasticsMoldingandExtrusionMaterials
【原文标准名称】:聚丁烯(PB)塑料模制和挤压制材料的标准规范
【标准号】:ASTMD2581-2009
【标准状态】:现行
【国别】:美国
【发布日期】:2009
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:D20.15
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:
【英文主题词】:classificationsystem;linecallout;polybutylene;polybutene-1;recycled;specification;Molding/extrusioncompounds/materials--specifications;Polybutylene(PB);Polyolefin(PO)--specifications
【摘要】:1.1Thisclassificationsystemcoverspolybutyleneplasticsmaterialssuitableformoldingandextrusion.1.2Thisclassificationsystemisapplicabletoallbutenehomopolymersandtocopolymersofbutenewithamaximumcontentofother1-olefinicmonomersoflessthan50%andwithacontentofnon-olefinicmonomerswithfunctionalgroupsuptoamaximumof1%.1.3Thisclassificationsystemallowsfortheuseofthosepolybutyleneplasticmaterialsthataretoberecycled,reconstituted,andreground,providedthefollowingconditionsaremet:1.3.1Therequirementsasstatedinthisclassificationsystemandotherguidelinepertainingtothesematerialsaremet,and1.3.2Thematerialhasnotbeenmodifiedinanywaytoalteritsconformancetowatercontactregulationsorothersimilarrequirements.1.4Theproportionsofrecycled,reconstituted,andregrindmaterialused,aswellasthenatureandtheamountofanycontaminant,cannotbepracticallycoveredinthisclassificationsystem.Itistheresponsibilityofthesupplierandbuyerofrecycled,reconstituted,andregrindmaterialstoensurecompliance.1.5Thepropertiesincludedinthisclassificationsystemarethoserequiredtocharacterizeandclassifythespecificproduct.Otherpropertiesarenecessarytoidentifyparticularcharacteristicsimportanttospecializedapplications.ThesearespecifiedbyusingsuffixesasgiveninSection5.Propertiesshallbeselectedinsuchamannerthatconsistencyofdifferentlotsorshipmentsisassured.Thetestsinvolvedinthisclassificationsystemareintendedtoprovideinformationforidentifyingmaterialsinaccordancewithtypesandcategories.Itisnotthefunctionofthisclassificationsystemtoprovidespecificengineeringdatafordesignpurposes.1.6Thisclassificationsystemandsubsequentlinecallout(specification)areintendedtoprovideameansofcallingoutplasticmaterialsusedinthefabricationofenditemsorparts.Itisnotintendedfortheselectionofmaterials.Materialselectionistobemadebythosehavingexpertiseintheplasticfieldaftercarefulconsiderationofthedesignandtheperformancerequiredofthepart,theenvironmenttowhichitwillbeexposed,thefabricationprocesstobeemployed,thecostsinvolved,andtheinherentpropertiesofthematerialotherthanthosecoveredbythisstandard.1.7ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.Note18212;Thisstandard,ISO8986-1,andISO8986-2addressthesamesubjectmatter,butdifferintechnicalcontent.1.8Thefollowingprecautionarycaveatpertainsonlytothetestmethodsportion,Section11,ofthisclassificationsystem:Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G33
【国际标准分类号】:83_140_99
【页数】:11P.;A4
【正文语种】:英语