ASTM D5577-1994(2003) 再生塑料中污染物分离及鉴别技术的标准导则

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【英文标准名称】:StandardGuideforTechniquestoSeparateandIdentifyContaminantsinRecycledPlastics
【原文标准名称】:再生塑料中污染物分离及鉴别技术的标准导则
【标准号】:ASTMD5577-1994(2003)
【标准状态】:现行
【国别】:
【发布日期】:1994
【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】:D20.95
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:聚合氯化污染物;挤压溶化;流动试验;签定;再生塑料;溶剂萃取;着色5试验;分离技术;消费塑料;再生塑料中的污染物;密度分离;压缩成型;污染;视觉检验;挤压成型;塑料;登记;导则
【英文主题词】:compressionmoldings;contaminants;densityseparations;extrusion;post-consumerplastics;recycledplastics;visualinspection
【摘要】:Recycledplasticmaterialsmaycontainincompatibleplasticorotherundesirablecontaminantsthatcouldaffecttheprocessingorquality,orboth,oftheplasticpreparedforreuse.Techniquestoseparateandidentifyincompatibleplastics,moisture,chemicals,ororiginalproductresidues,andsolidcontaminantssuchasmetals,paper,glass,andwoodareessentialtotheprocessingofrecycledplasticmaterials.ThisguidelistsexistingASTMandISOmethodspluscurrentlypracticedindustrialtechniquesforidentificationandclassificationofcontaminantsinrecycledplasticsflakeorpellets.1.1Thisguideisintendedtoprovideinformationonavailablemethodsfortheseparationandclassificationofcontaminantssuchasmoisture,incompatiblepolymers,metals,adhesives,glass,paper,wood,chemicals,andoriginal-productresiduesinrecycledplasticflakesorpellets.Althoughnospecificmethodsforidentificationorcharacterizationoffoamproductsareincluded,foamproductsarenotexcludedfromthisguide.Themethodspresentedapplytopost-consumerplastics.1.2ForspecificproceduresexistingasASTMtestmethods,thisguideonlyliststheappropriatereference.WherenocurrentASTMstandardexists,however,thisguidegivesproceduresfortheseparationoridentification,orboth,ofspecificcontaminants.liststhetestsandthespecificcontaminantaddressedbyeachprocedure.1.3ThisguidedoesnotincludeprocedurestoquantifythecontaminantsunlessthisinformationisavailableinreferencedASTMstandards.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Note18212;AlthoughthisguidereferencesISOstandards,thereisnosimilarorequivalentISOstandardcoveringthistopic.
【中国标准分类号】:Z13
【国际标准分类号】:83_080_01
【页数】:5P.;A4
【正文语种】:


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【英文标准名称】:PreferredSlUnitsforMachineTools
【原文标准名称】:机床用优先选用的SI单位
【标准号】:ANSI/ASMEB5.51M-1979
【标准状态】:作废
【国别】:美国
【发布日期】:1979
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:ANSI
【标准类型】:()
【标准水平】:()
【中文主题词】:SI单位;国际单位制;机床
【英文主题词】:Engineeringdrawings;Machinetools;Metric;Si-units;Symbols;Units
【摘要】:GivesthepreferredchoiceofselectedSIunits,multiples,submultiplesandsymbolsforselectedquantitiesformachinetooluse.ThesepreferredSIunits,multiples,submultiplesandsymbols,areforuseonengineeringdrawings,machinetestdocuments,customermachinequotations,operatorinstructionplates,operatorinstructionmanuals,machinetoolspecificationcatalogsandotherrelateddocuments.
【中国标准分类号】:J04
【国际标准分类号】:25_080_01
【页数】:
【正文语种】:英语


【英文标准名称】:StandardSpecificationforCentrifugallyCastFerriticAlloySteelPipeforHigh-TemperatureService
【原文标准名称】:高温用离心铸造的铁素体合金钢管标准规范
【标准号】:ASTMA426/A426M-2007
【标准状态】:现行
【国别】:美国
【发布日期】:2007
【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】:
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:
【英文主题词】:alloysteel;centrifugal;ferritic;high-temperatureservice;pipe;stainlesssteel;steelcastings;
【摘要】:1.1Thisspecificationcoverscentrifugallycastalloysteelpipeintendedforuseinhigh-temperature,high-pressureservice.1.2Severalgradesofferriticsteelsarecovered.TheircompositionsaregiveninTable1.1.3SupplementaryRequirementsS1throughS12areprovided.Thesupplementaryrequirementsprovideforadditionaltestsofanoptionalnatureandwhendesiredshallbesostatedintheorder(Section4).1.4Thevaluesstatedineitherinch-poundunitsorSIunitsaretoberegardedseparatelyasstandard.Withinthetext,theSIunitsareshowninbrackets.Thevaluesstatedineachsystemarenotexactequivalents;therefore,eachsystemmustbeusedindependentlyofeachother.Combiningvaluesfromthetwosystemsmayresultinnonconformancewiththespecification.
【中国标准分类号】:H48
【国际标准分类号】:77_140_80
【页数】:5P.;A4
【正文语种】:英语