HG/T 2338-1992 硬脂酸钡(轻质)
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基本信息
标准名称: | 硬脂酸钡(轻质) |
中标分类: | 化工 >> 有机化工原料 >> 一般有机化工原料 |
ICS分类: | 化工技术 >> 有机化学 >> 其他有机化学 |
替代情况: | HG 2-1205-79 |
发布日期: | 1992-06-01 |
实施日期: | 1993-07-01 |
首发日期: | 1900-01-01 |
作废日期: | 1900-01-01 |
出版日期: | 1900-01-01 |
页数: | 4页 |
适用范围
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前言
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目录
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引用标准
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所属分类: 化工 有机化工原料 一般有机化工原料 化工技术 有机化学 其他有机化学
下载地址: 点击此处下载
【英文标准名称】:SpecificationforNickel-Chromium-IronAlloy(UNSN06600,N06601,andN06690)SeamlessPipeandTube
【原文标准名称】:无缝镍铬铁合金(UNSN06600,N06601,andN06690)管规范
【标准号】:ANSI/ASTMB167-2001
【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】:镍;铬;管;铁;合金
【英文主题词】:iron;chromium;alloys;pipes;nickel
【摘要】:Thisspecificationcoversnickel-chromium-ironalloys(UNSN06600,N06601,N06603,N06690,N06693,N06025,andN06045)andnickel-chromium-cobalt-molybdenumalloy(UNSN06617)incold-workedannealed,hot-workedannealed,andhot-finishedseamlesspipeandtubeintendedforgeneralcorrosionresistantandheatresistantapplications.Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.Thefollowingsafetyhazardscaveatpertainsonlytothetestmethodsportion,Section12,ofthisspecification:Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:H48
【国际标准分类号】:77_150_40
【页数】:
【正文语种】:英语
【英文标准名称】:Plastics-Instrumentaldeterminationofradiantexposureinweatheringtests-Generalguidanceandbasictestmethod
【原文标准名称】:塑料气候试验中辐射曝露的仪器测定一般指南和基本试验方法
【标准号】:ISO9370-1997
【标准状态】:作废
【国别】:国际
【发布日期】:1997-10
【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】:一般条件;太阳辐射;定义;效应;辐照;试验;环境试验;塑料;辐射;测定;风化
【英文主题词】:Definitions;Determination;Effects;Environmentaltesting;Generalconditions;Irradiation;Plastics;Radiation;Solarradiation;Tests;Weathering
【摘要】:1ThisInternationalStandardspecifiesmethodsfortheinstrumentalmeasurementofirradianceonaplanarsurface.Thisincludesbothnaturalandsimulatednaturalexposuretesting.2Instrumentaltechniquesincludethecontinuousmeasurementoftotalsolarandspectralsolarirradiance(withemphasisontheultravioletwavelengthregion),andtheaccumulation(orintegration)ofinstantaneousdatatoprovideatotalradiantexposure(dosage).3Exposureinapparatususingartificiallightsourcessometimesrequiresmeasurementofirradianceandradiantexposureatspecifiedwavelengthsinordertomonitorand,ifrequired,controltheirradianceonaplanarsurfaceand/ortodefinequantitativelytheexposurestagesofanexposedspecimen.Typically,measurementsofradiationinthe290nmto400nmband,ornarrow-bandmeasurementswithcentrewavelengthsat,forexample,340nmor420nm,arerequired.However,incontrasttonaturalexposureconditions,radiationofwavelengthsshorterthan300nmispresentinmostlightsourcesusedinlaboratoryacceleratedtests,andisknowntocauserapiddegradationinmanypolymers.Inaddition,radiationoflongerwavelengthscanbeveryimportantinproductdegradationsuchascolourfade.Therefore,itmaybeveryusefultomonitorshort-wavelengthradiationoflessthan300nmandlong-wavelengthradiationatwavelengthsgreaterthan400nm.4ThisInternationalStandarddeesnotspecifyproceduresusingbluewoolstandards,chemicalactinometry,monochromatorsorpolymericandotherfilmdosimetry.NOTE1Thisshouldnotbeconstruedtoimplythatsuchtechniquesareundesirable.Effortsareunderwayinseveralcountriestodeveloppolymericdosimetersforthispurpose.NOTE2Monochromatorsareusuallyusedinspectroradiometricsystemswherehigh-resolutionprecisionscanningofapassbandisrequired.5ThetotalsolarandsolarultravioletradiationmeasuringinstrumentsdescribedinthisInternationalStandardcanbeusedinthefollowingexposuretests:a)NaturalexposuretestsMeasurementoftotalsolarandsolarultravioletradiationusingtheinstrumentsandproceduresspecifiedinthisInternationalStandardwillimprovethecomparabilityofexposuretestsconductedatdifferenttimesinasinglelocation.Itmayalsoimprovethecomparabilityofresultsobtainedindifferentlocationswithsimilarclimates.However,comparisonofresultsfromexposuresindifferentlocationsmustalsoconsidertheeffectsoftemperature,moistureandotherclimaticfactorsonthetypeandrateofproductdegradationaswellasthelevelofsolarradiation.NOTE3Whiletheinstrumentperformancedatadescribedintables1and2maybeconsideredasaspecification,especiallyforinstrumentsthatmeasuretotalsolarradiation,instrumentscurrentlyavailableformeasurementofsolarultravioletradiationmaynotmeetalloftheperformancefeatureslisted.b)ComparisonbetweennaturalexposureandlaboratoryacceleratedtestsMeasurementsofultravioletand/orvisibleradiationusingtheinstrumentsandproceduresspecifiedinthisInternationalStandardmayaidincomparingresultsfromartificialacceleratedtestswiththosefromnaturalexposure.Whenthisisdone,comparisonshouldbemadeinseveralpassbands.Comparingtheradiationinashort-wavelengthUVpassbandisnecessarytogaugetherelativeseverityoftheexposureandtoestimatetheriskthattheacceleratedtestmightproducedegradationreactionsthatwouldnotoccurinanaturalexposure.Theintensityandspectraldistributionoftheradiationusedinacceleratedtestsisonlyonefactorindeterminingthecomparabilityofresultsobtainedinnaturalexposures.Onemustalsoconsidertemperature,moistureandotherclimaticfactors(notablypollutioneffects)whenmakingthesecomparisons.Becauseofdifferencesbetweenamaterial'sresponsetoincreasedradiationlevelsandpossible
【中国标准分类号】:G31
【国际标准分类号】:83_080_01
【页数】:13P;A4
【正文语种】:英语
【原文标准名称】:无缝镍铬铁合金(UNSN06600,N06601,andN06690)管规范
【标准号】:ANSI/ASTMB167-2001
【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】:镍;铬;管;铁;合金
【英文主题词】:iron;chromium;alloys;pipes;nickel
【摘要】:Thisspecificationcoversnickel-chromium-ironalloys(UNSN06600,N06601,N06603,N06690,N06693,N06025,andN06045)andnickel-chromium-cobalt-molybdenumalloy(UNSN06617)incold-workedannealed,hot-workedannealed,andhot-finishedseamlesspipeandtubeintendedforgeneralcorrosionresistantandheatresistantapplications.Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.Thefollowingsafetyhazardscaveatpertainsonlytothetestmethodsportion,Section12,ofthisspecification:Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:H48
【国际标准分类号】:77_150_40
【页数】:
【正文语种】:英语
【英文标准名称】:Plastics-Instrumentaldeterminationofradiantexposureinweatheringtests-Generalguidanceandbasictestmethod
【原文标准名称】:塑料气候试验中辐射曝露的仪器测定一般指南和基本试验方法
【标准号】:ISO9370-1997
【标准状态】:作废
【国别】:国际
【发布日期】:1997-10
【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】:一般条件;太阳辐射;定义;效应;辐照;试验;环境试验;塑料;辐射;测定;风化
【英文主题词】:Definitions;Determination;Effects;Environmentaltesting;Generalconditions;Irradiation;Plastics;Radiation;Solarradiation;Tests;Weathering
【摘要】:1ThisInternationalStandardspecifiesmethodsfortheinstrumentalmeasurementofirradianceonaplanarsurface.Thisincludesbothnaturalandsimulatednaturalexposuretesting.2Instrumentaltechniquesincludethecontinuousmeasurementoftotalsolarandspectralsolarirradiance(withemphasisontheultravioletwavelengthregion),andtheaccumulation(orintegration)ofinstantaneousdatatoprovideatotalradiantexposure(dosage).3Exposureinapparatususingartificiallightsourcessometimesrequiresmeasurementofirradianceandradiantexposureatspecifiedwavelengthsinordertomonitorand,ifrequired,controltheirradianceonaplanarsurfaceand/ortodefinequantitativelytheexposurestagesofanexposedspecimen.Typically,measurementsofradiationinthe290nmto400nmband,ornarrow-bandmeasurementswithcentrewavelengthsat,forexample,340nmor420nm,arerequired.However,incontrasttonaturalexposureconditions,radiationofwavelengthsshorterthan300nmispresentinmostlightsourcesusedinlaboratoryacceleratedtests,andisknowntocauserapiddegradationinmanypolymers.Inaddition,radiationoflongerwavelengthscanbeveryimportantinproductdegradationsuchascolourfade.Therefore,itmaybeveryusefultomonitorshort-wavelengthradiationoflessthan300nmandlong-wavelengthradiationatwavelengthsgreaterthan400nm.4ThisInternationalStandarddeesnotspecifyproceduresusingbluewoolstandards,chemicalactinometry,monochromatorsorpolymericandotherfilmdosimetry.NOTE1Thisshouldnotbeconstruedtoimplythatsuchtechniquesareundesirable.Effortsareunderwayinseveralcountriestodeveloppolymericdosimetersforthispurpose.NOTE2Monochromatorsareusuallyusedinspectroradiometricsystemswherehigh-resolutionprecisionscanningofapassbandisrequired.5ThetotalsolarandsolarultravioletradiationmeasuringinstrumentsdescribedinthisInternationalStandardcanbeusedinthefollowingexposuretests:a)NaturalexposuretestsMeasurementoftotalsolarandsolarultravioletradiationusingtheinstrumentsandproceduresspecifiedinthisInternationalStandardwillimprovethecomparabilityofexposuretestsconductedatdifferenttimesinasinglelocation.Itmayalsoimprovethecomparabilityofresultsobtainedindifferentlocationswithsimilarclimates.However,comparisonofresultsfromexposuresindifferentlocationsmustalsoconsidertheeffectsoftemperature,moistureandotherclimaticfactorsonthetypeandrateofproductdegradationaswellasthelevelofsolarradiation.NOTE3Whiletheinstrumentperformancedatadescribedintables1and2maybeconsideredasaspecification,especiallyforinstrumentsthatmeasuretotalsolarradiation,instrumentscurrentlyavailableformeasurementofsolarultravioletradiationmaynotmeetalloftheperformancefeatureslisted.b)ComparisonbetweennaturalexposureandlaboratoryacceleratedtestsMeasurementsofultravioletand/orvisibleradiationusingtheinstrumentsandproceduresspecifiedinthisInternationalStandardmayaidincomparingresultsfromartificialacceleratedtestswiththosefromnaturalexposure.Whenthisisdone,comparisonshouldbemadeinseveralpassbands.Comparingtheradiationinashort-wavelengthUVpassbandisnecessarytogaugetherelativeseverityoftheexposureandtoestimatetheriskthattheacceleratedtestmightproducedegradationreactionsthatwouldnotoccurinanaturalexposure.Theintensityandspectraldistributionoftheradiationusedinacceleratedtestsisonlyonefactorindeterminingthecomparabilityofresultsobtainedinnaturalexposures.Onemustalsoconsidertemperature,moistureandotherclimaticfactors(notablypollutioneffects)whenmakingthesecomparisons.Becauseofdifferencesbetweenamaterial'sresponsetoincreasedradiationlevelsandpossible
【中国标准分类号】:G31
【国际标准分类号】:83_080_01
【页数】:13P;A4
【正文语种】:英语