ISO 1628-4-1999 塑料用毛细管粘度计测定稀溶液中聚合物的粘度第4部分:聚碳酸酯(PC)模塑和挤塑材料
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来源:标准资料网
【英文标准名称】:Plastics-Determinationoftheviscosityofpolymersindilutesolutionusingcapillaryviscometers-Part4:Polycarbonate(PC)mouldingandextrusionmaterials
【原文标准名称】:塑料用毛细管粘度计测定稀溶液中聚合物的粘度第4部分:聚碳酸酯(PC)模塑和挤塑材料
【标准号】:ISO1628-4-1999
【标准状态】:现行
【国别】:国际
【发布日期】:1999-03
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC61
【标准类型】:()
【标准水平】:()
【中文主题词】:粘度;聚碳酸酯;定义;定义;单位;挤压件;模塑材料;溶液;挤压成型;高聚物;测量;测量技术;模制;试验;试验;塑料;测定;极限(数学);溶剂;挤压;粘度值;喷射铸造法;模制材料
【英文主题词】:Definition;Definitions;Determination;Extruding;Extrusion;Injectionmoulding;Limits(mathematics);Measurement;Measuringtechniques;Mouldingmaterials;Moulding(process);Mouldings(shapedsection);Plastics;Polycarbonates;Polymers;Solutions;Solvents;Testing;Tests;Units;Viscosity;Viscositynumbers
【摘要】:ThispartofISO1628describestheconditionsnecessaryforthedeterminationoftheviscositynumber(alsoknownasthereducedviscosity)andtherelativeviscosityofpolycarbonatesindilutesolution.Itcanbeusedforpurepolycarbonatesandblendswithotherpolymers,aswellasmixturesofboth,withorwithoutfillers,asdefinedinISO7391-1.
【中国标准分类号】:G31
【国际标准分类号】:83_080_20
【页数】:10P.;A4
【正文语种】:英语
【英文标准名称】:ClassificationforServiceabilityofanOfficeFacilityforFacilityProtection(04.11)
【原文标准名称】:办公设施关于设备保护的适用性分类
【标准号】:ANSI/ASTME1664-1995
【标准状态】:现行
【国别】:美国
【发布日期】:1995
【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】:
【标准类型】:()
【标准水平】:()
【中文主题词】:建筑物
【英文主题词】:buildings
【摘要】:Thisclassificationcontainspairsofscalesforclassifyinganaspectoftheserviceabilityofanofficefacility,thatis,thecapabilityofanofficefacilitytomeetcertainpossiblerequirementsforlayoutandbuildingfactors.Withinthataspectofserviceability,eachpairofscales,showninFigs.1through3,areforclassifyingonetopicofserviceability.EachparagraphinanOccupantRequirementScale(seeFigs.1through3)summarizesonelevelofserviceabilityonthattopic,whichoccupantsmightrequire.ThematchingentryintheFacilityRatingScale(seeFigs.1through3)isatranslationoftherequirementintoadescriptionofcertainfeaturesofafacilitywhich,takenincombination,indicatethatthefacilityislikelytomeetthatlevelofrequiredserviceability.TheentriesintheFacilityRatingScale(seeFigs.1through3)areindicativeandnotcomprehensive.Theyareforquickscanningtoestimateapproximately,quickly,andeconomically,howwellanofficefacilityislikelytomeettheneedsofoneoranothertypeofoccupantgroupovertime.Theentriesarenotformeasuring,knowing,orevaluatinghowanofficefacilityisperforming.Thisclassificationcanbeusedtoestimatethelevelofserviceabilityofanexistingfacility.Itcanalsobeusedtoestimatetheserviceabilityofafacilitythathasbeenplannedbutnotyetbuilt,suchasoneforwhichsingle-linedrawingsandoutlinespecificationshavebeenprepared.Thisclassificationindicateswhatwouldcauseafacilitytoberatedatacertainlevelofserviceabilitybutdoesnotstatehowtoconductaserviceabilityratingnorhowtoassignaserviceabilityscore.ThatinformationisfoundinPracticeE1334.ThescalesinthisclassificationarecomplimentarytoandcompatiblewithPracticeE1334.Eachrequirestheother.
【中国标准分类号】:Y54
【国际标准分类号】:35_260
【页数】:
【正文语种】:英语
【英文标准名称】:StandardTestMethodsforRatingandClassifyingInclusionsinSteelUsingtheScanningElectronMicroscope
【原文标准名称】:用扫描电子显微镜分级和分类铁中内含物的标准试验方法
【标准号】:ASTME2142-2008
【标准状态】:现行
【国别】:美国
【发布日期】:2008
【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】:E04.11
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:automaticimageanalysis;complexinclusions;EDX;globularinclusions;inclusions;inclusionratings;inclusionstringers;oxides;second-phaseparticles;SEM;steel;stereology;sulfides;X-Raymicroanalysis;Automatedprocedures--metals/al
【摘要】:ThistestmethodisestablishedtocoverautomatedSEM/EDX-basedproceduresfor:RatingtheinclusioncontentofsteelsbasedonprocedureslistedinStandardsE45andE1245,withthesignificantdifferencethatthecompositionoftheindividualinclusions,asdeterminedbyX-rayanalysis,isutilizedtosortthemintochemicalclasses.Determiningthenumber,sizeandmorphologicaldistributionofinclusionsinsteelssortedbychemicalclass.Methods1and2ofthistestmethodareprimarilyintendedforratingtheinclusioncontentofsteelsdeoxidizedwithsiliconoraluminum,bothsiliconandaluminum,orvacuum-treatedsteelswithouteithersiliconoraluminumadditions.Guidelinesareprovidedtorateinclusionsinsteeltreatedwithrareearthadditionsorcalcium-bearingcompounds(13.4).Whensuchsteelsareevaluated,thetestreportshoulddescribethenatureoftheinclusionsratedaccordingtoeachinclusioncategory(A,B,C,D).Methods1and2willprovideaquantitativeratingoftheinclusioncontentinhalf-severitynumberincrementsfrom0to5foreachinclusiontypeandthickness(MethodDofTestMethodE45),andintabulatedinTable2.TestMethodE45ratingsbySEMmaydifferfromthosedeterminedfollowingE45becauseoftheuseofchemistryintheclassifications.InordertodifferentiateE45ratingsobtainedusingtheSEMfromtraditionalratingsusinglightmicroscopy,theratingsobtainedusingMethod1or2ofthisTestMethodshallbeidentifiedasE45-SEM1andE45-SEM2,respectively.Method3definesprocedurestoanalyzeandreportinclusionsbyarbitrarysizedistributionandchemicalclassifications.Itmaybemadeapplicabletoanymaterialbyappropriatechoiceoftheseclassifications.Method3determinesandreportsbasic(asusedinTestMethodE1245)stereologicalmeasurements(forexample,volumefractionofsulfidesandoxides,thenumberofsulfidesoroxidespersquaremillimeter,andsoforth).Thistestmethod,however,doesnotaddressthemeasurementofsuchparameters.E45ratingsarenotproducedinMethod3becausetheinclusionclassificationsdonotfollowthosedefinedinTestMethodE45.Thequantitativeresultsareintendedtoprovideadescriptionofthetypesandamountsofinclusionsinaheatofsteel.Thistestmethodcontainsnoguidelinesforsuchuse.TABLE2MinimumValuesforInclusionSeverityRatingLevelsforMeasurementsinMicrometers(Forexpressioninotherunits,seeTestMethodsE45,Table2)TestMethodE45RatingLimits(x03BC;mat1x00D7;orcount)SeverityABCD0.5
37.0
17.2
17.8
1
1.0
127.0
76.8
75.6
2
1.5
261.0
184.2
