ASTM D3350-2010 聚乙烯塑料管和配件材料标准规范
时间:2024-05-12 11:26:26 来源: 标准资料网 作者：标准资料网 阅读：8984
【英文标准名称】:StandardSpecificationforPolyethylenePlasticsPipeandFittingsMaterials
【原文标准名称】:聚乙烯塑料管和配件材料标准规范
【标准号】:ASTMD3350-2010
【标准状态】:现行
【国别】:美国
【发布日期】:2010
【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】:cellclassificationsystem;pipeandfittingsmaterial;polyethylene;recycled;Cellclassificationsystem;Polyethylene(PE)--specifications;Polyethylene(PE)fittings--specifications;Polyethylene(PE)pipe--specifications
【摘要】:1.1Thisspecificationcoverstheidentificationofpolyethyleneplasticpipeandfittingsmaterialsinaccordancewithacellclassificationsystem.Itisnotthefunctionofthisspecificationtoprovidespecificengineeringdatafordesignpurposes,tospecifymanufacturingtolerances,ortodeterminesuitabilityforuseforaspecificapplication.1.2Polyethyleneplasticmaterials,beingthermoplastic,arereprocessableandrecyclable(Note2).Thisspecificationallowsfortheuseofthosepolyethylenematerials,providedthatallspecificrequirementsofthisspecificationaremet.Note18212;Thenotesinthisspecificationareforinformationonlyandshallnotbeconsideredpartofthisspecification.Note28212;SeeGuideD5033forinformationanddefinitionsrelatedtorecycledplastics.1.3ThevaluesstatedinSIunitsaretoberegardedasstandard.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Note38212;ThereisnoknownISOequivalenttothisstandard.1.5ForinformationregardingmoldingandextrusionmaterialsseeSpecificationD4976.ForinformationregardingwireandcablematerialsseeSpecificationD1248.
【中国标准分类号】:G33
【国际标准分类号】:23_040_45
【页数】:7P.;A4
【正文语种】:英语
【英文标准名称】:StandardTestMethodforRubberProperty-RelativeAbrasionResistancebythePicoAbraderMethod
【原文标准名称】:橡胶特性的标准试验方法.相对抗磨性(皮考磨损机法)
【标准号】:ASTMD2228-2004
【标准状态】:现行
【国别】:美国
【发布日期】:2004
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:特性;试验;橡胶;抗磨性;合成橡胶;炭黑;天然橡胶
【英文主题词】:carbonblack;syntheticrubber;properties;testing;abrasionresistance;rubber;naturalrubber
【摘要】:
【中国标准分类号】:G34
【国际标准分类号】:83_060
【页数】:9P;A4
【正文语种】:英语
【英文标准名称】:StandardTestMethodforGammaAluminaContentinCatalystsContainingSilicaandAluminabyX-rayPowderDiffraction
【原文标准名称】:用X-射线粉末衍射法对触煤剂中含硅和铝矾土的触煤剂中伽马铝矾土含量的试验方法
【标准号】:ASTMD4926-2006
【标准状态】:现行
【国别】:
【发布日期】:2006
【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】:D32.01
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:氧化铝;催化剂;试验;X射线衍射分析
【英文主题词】:alumina;catalysts;gammaalumina;gammaaluminacontent;x-raypowderdiffraction
【摘要】:Thistestmethodisforestimatingtherelativeamountofgammaaluminaincalcinedcatalystsamples,assumingthattheX-raypowderdiffractionpeakoccurringatabout67x00B0;2x03B8;isattributabletogammaalumina.Gammaaluminaisdefinedasatransitionaluminaformedafterheatingintherangefrom500to550x00B0;C,andmayincludeformsdescribedintheliteratureaseta,chi,andgammaaluminas.Deltaaluminahasadiffractionpeakinthesameregion,butisformedabove850x00B0;C,atemperaturetowhichmostcatalystsofthistypearenotheated.Thereareotherpossiblecomponentswhichmaycausesomeinterference,suchasalpha-quartzandzeoliteY,aswellasaluminum-containingspinelsformedatelevatedtemperatures.Ifthepresenceofinterferingmaterialissuspected,thediffractionpatternshouldbeexaminedingreaterdetail.Moresignificantinterferencemaybecausedbythepresenceoflargeamountsofheavymetalsorrareearths,whichexhibitstrongX-rayabsorptionandscattering.Comparisonsbetweensimilarmaterials,therefore,maybemoreappropriatethanthosebetweenwidelyvaryingmaterials.1.1ThistestmethodcoversthedeterminationofgammaaluminaandrelatedtransitionaluminasincatalystscontainingsilicaandaluminabyX-raypowderdiffraction,usingthediffractedintensityofthepeakoccurringatabout672whencopperKradiationisemployed.1.2ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G60
【国际标准分类号】:71_040_30
【页数】:2P.;A4
【正文语种】: