作者:标准资料网 时间:2024-05-10 07:57:17   浏览:8113   来源:标准资料网

【英文标准名称】:StandardClassificationSystemforNylonInjectionandExtrusionMaterials(PA)
【原文标准名称】:尼龙注入及挤压材料(PA)的标准分类系统
【标准号】:ASTMD4066-2001a(2008)
【标准状态】:现行
【国别】:美国
【发布日期】:2001
【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】:(Classification)
【标准水平】:()
【中文主题词】:
【英文主题词】:classification;classificationsystem;linecallout;plasticmaterials;Linecall-outspecifications--plastics;Molding/extrusioncompounds/materials--specifications;Nylonplastics(PA);Plastics--specifications;Polyamide(PA)--specifications;Classific
【摘要】:1.1Thisclassificationsystemcoversnylonmaterialssuitableforinjectionmoldingandextrusion.Someofthesecompositionsarealsosuitableforcompressionmoldingandapplicationfromsolution.1.2Thepropertiesincludedinthisclassificationsystemarethoserequiredtoidentifythecompositionscovered.Theremaybeotherrequirementsnecessarytoidentifyparticularcharacteristicsimportanttospecializedapplications.ThesemaybespecifiedbyusingthesuffixesasgiveninSection5.1.3Thisclassificationsystemandsubsequentlinecall-out(specification)areintendedtoprovideameansofcallingoutplasticmaterialsusedinthefabricationofenditemsorparts.Itisnotintendedfortheselectionofmaterials.Materialselectionshouldbemadebythosehavingexpertiseintheplasticfieldaftercarefulconsiderationofthedesignandtheperformancerequiredofthepart,theenvironmenttowhichitwillbeexposed,thefabricationprocesstobeemployed,thecostsinvolved,andtheinherentpropertiesofthematerialotherthanthosecoveredbythisclassificationsystem.1.4ThevaluesstatedinSIunitsaretoberegardedasthestandard.1.5Thefollowingprecautionarycaveatpertainsonlytothetestmethodsportion,Section11,ofthisclassificationsystem.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Note18212;ThisclassificationsystemissimilartoISO1874-1/-21993,althoughthetechnicalcontentissignificantlydifferent.Note28212;Thisclassificationsystemisbeingrevisedtoincludeinternational4-mmspecimensandtestproceduresasthestandardforcompliance.The3.2-mmspecimens;testmethods;andTablesPA,A,andBareincludedinAppendixX3asareferenceforthosewishingtousethem.Itisrecommendedthatthematerialmanufacturerbeconsultedonallcall-outsagainstthisclassificationsystem.
【中国标准分类号】:G32
【国际标准分类号】:83_080_20
【页数】:19P.;A4
【正文语种】:英语