HG/T 3928-2012 工业活性轻质氧化镁
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基本信息
| 标准名称： | 工业活性轻质氧化镁 |
| 替代情况： | 替代HG/T 3928-2007 |
| 发布部门： | 中华人民共和国工业和信息化部 |
| 发布日期： | 2012-11-07 |
| 实施日期： | 2013-03-01 |
| 首发日期： | |
| 作废日期： | |
| 出版社： | 化工出版社 |
| 出版日期： | 2013-03-01 |
适用范围
本标准规定了工业活性轻质氧化镁的要求、试验方法、检验规则、标志、标签、包装、运输和贮存。
本标准适用于主要用作氯丁橡胶、丁基橡胶、丁苯橡胶、氟橡胶、粘合剂和PVC及CPE的配合剂，还可用于石油化工、仪表电子、染料、油漆、脱色、油墨、塑料、造纸、玻璃钢等行业的工业活性轻质氧化镁。
前言
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引用标准
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所属分类： 能源 核技术 能源 核技术综合 技术管理 能源和热传导工程 能源和热传导工程综合
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【英文标准名称】:TestMethodForDeterminingDimensionsOfThermoplasticPipeAndFittings
【原文标准名称】:热塑性管和配件尺寸测定的试验方法
【标准号】:ANSI/ASTMD2122-1996
【标准状态】:现行
【国别】:美国
【发布日期】:1996
【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】:测定;尺寸;管道配件;管道;管;塑料管;塑料;试验;热塑性的
【英文主题词】:Determination;Dimensions;Pipefittings;Pipelines;Pipes;Plasticpipes;Plastics;Testing;Thermoplastic
【摘要】:Thistestmethodcoversthedeterminationofdiameter,wallthickness,andlengthdimensionsofthermoplasticpipe.Includedareproceduresformeasurementoftheinsidediameterofpipeintendedtobejoinedbyinternalfittings,measurementoftheaverageoutsidediameterforroundablepipewhereout-of-roundnessisnotofprimaryconcern,out-of-roundnessmeasurementandmeasurementoftheaverageoutsidediameterofnon-roundablepipe,andfordetermininglengthandstraightness.Thistestmethodalsoincludesproceduresfordimensioningmoldedthermoplasticpipefittings.Thevaluesgiveninparenthesesareprovidedforinformationpurposesonly.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G33
【国际标准分类号】:23_040_20;23_040_45
【页数】:
【正文语种】:英语
【英文标准名称】:StandardTestMethodsforLiquidLimit,PlasticLimit,andPlasticityIndexofSoils
【原文标准名称】:土壤液体极限、塑性极限和塑性指数的标准试验方法
【标准号】:ASTMD4318-2005
【标准状态】:现行
【国别】:
【发布日期】:2005
【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】:D18.03
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:建筑;施工材料;极限尺寸;塑性指数(土壤);土壤;试验
【英文主题词】:activity;Atterberglimits;liquidlimit;plasticityindex;plasticlimit
【摘要】:Thesetestmethodsareusedasanintegralpartofseveralengineeringclassificationsystemstocharacterizethefine-grainedfractionsofsoils(seePracticesD2487andD3282)andtospecifythefine-grainedfractionofconstructionmaterials(seeSpecificationD1241).Theliquidlimit,plasticlimit,andplasticityindexofsoilsarealsousedextensively,eitherindividuallyortogether,withothersoilpropertiestocorrelatewithengineeringbehaviorsuchascompressibility,hydraulicconductivity(permeability),compactibility,shrink-swell,andshearstrength.Theliquidandplasticlimitsofasoilanditswatercontentcanbeusedtoexpressitsrelativeconsistencyorliquidityindex.Inaddition,theplasticityindexandthepercentagefinerthan2-x03BC;mparticlesizecanbeusedtodetermineitsactivitynumber.Thesemethodsaresometimesusedtoevaluatetheweatheringcharacteristicsofclay-shalematerials.Whensubjectedtorepeatedwettinganddryingcycles,theliquidlimitsofthesematerialstendtoincrease.Theamountofincreaseisconsideredtobeameasureofashale’susceptibilitytoweathering.Theliquidlimitofasoilcontainingsubstantialamountsoforganicmatterdecreasesdramaticallywhenthesoilisoven-driedbeforetesting.Comparisonoftheliquidlimitofasamplebeforeandafteroven-dryingcanthereforebeusedasaqualitativemeasureoforganicmattercontentofasoil(seePracticeD2487).Note18212;Thequalityoftheresultproducedbythisstandardisdependentonthecompetenceofthepersonnelperformingitandthesuitabilityoftheequipmentandfacilitiesused.AgenciesthatmeetthecriteriaofPracticeD3740,generally,areconsideredcapableofcompetentandobjectivetesting/sampling/inspection/etc.UsersofthisstandardarecautionedthatcompliancewithPracticeD3740doesnotinitselfassurereliableresults.Reliableresultsdependonmanyfactors;PracticeD3740providesameansofevaluatingsomeofthosefactors.1.1Thesetestmethodscoverthedeterminationoftheliquidlimit,plasticlimit,andtheplasticityindexofsoilsasdefinedinSectiononTerminology.1.2Twomethodsforpreparingtestspecimensareprovidedasfollows:Wetpreparationmethod,asdescribedin.Drypreparationmethod,asdescribedin.Themethodtobeusedshallbespecifiedbytherequestingauthority.Ifnomethodisspecified,usethewetpreparationmethod.1.2.1Theliquidandplasticlimitsofmanysoilsthathavebeenallowedtodrybeforetestingmaybeconsiderablydifferentfromvaluesobtainedonnon-driedsamples.Iftheliquidandplasticlimitsofsoilsareusedtocorrelateorestimatetheengineeringbehaviorofsoilsintheirnaturalmoiststate,samplesshouldnotbepermittedtodrybeforetestingunlessdataondriedsamplesarespecificallydesired.1.3Twomethodsfordeterminingtheliquidlimitareprovidedasfollows:MethodA,MultipointtestasdescribedinSections.MethodB,One-pointtestasdescribedinSections.Themethodtobeusedshallbespecifiedbytherequestingauthority.Ifnomethodisspecified,useMethodA.1.3.1Themultipointliquidlimitmethodisgenerallymoreprecisethantheone-pointmethod.Itisrecommendedthatthemultipointmethodbeusedincaseswheretestresultsmaybesubjecttodispute,orwheregreaterprecisionisrequired.1.3.2Becausetheone-pointmethodrequirestheoperatortojudgewhenthetestspecimenisapproximatelyatitsliquidlimit,itisparticularlynotrecommendedforusebyinexperiencedoperat......
【中国标准分类号】:B10
【国际标准分类号】:93_020
【页数】:16P.;A4
【正文语种】:
【原文标准名称】:热塑性管和配件尺寸测定的试验方法
【标准号】:ANSI/ASTMD2122-1996
【标准状态】:现行
【国别】:美国
【发布日期】:1996
【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】:测定;尺寸;管道配件;管道;管;塑料管;塑料;试验;热塑性的
【英文主题词】:Determination;Dimensions;Pipefittings;Pipelines;Pipes;Plasticpipes;Plastics;Testing;Thermoplastic
【摘要】:Thistestmethodcoversthedeterminationofdiameter,wallthickness,andlengthdimensionsofthermoplasticpipe.Includedareproceduresformeasurementoftheinsidediameterofpipeintendedtobejoinedbyinternalfittings,measurementoftheaverageoutsidediameterforroundablepipewhereout-of-roundnessisnotofprimaryconcern,out-of-roundnessmeasurementandmeasurementoftheaverageoutsidediameterofnon-roundablepipe,andfordetermininglengthandstraightness.Thistestmethodalsoincludesproceduresfordimensioningmoldedthermoplasticpipefittings.Thevaluesgiveninparenthesesareprovidedforinformationpurposesonly.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G33
【国际标准分类号】:23_040_20;23_040_45
【页数】:
【正文语种】:英语
【英文标准名称】:StandardTestMethodsforLiquidLimit,PlasticLimit,andPlasticityIndexofSoils
【原文标准名称】:土壤液体极限、塑性极限和塑性指数的标准试验方法
【标准号】:ASTMD4318-2005
【标准状态】:现行
【国别】:
【发布日期】:2005
【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】:D18.03
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:建筑;施工材料;极限尺寸;塑性指数(土壤);土壤;试验
【英文主题词】:activity;Atterberglimits;liquidlimit;plasticityindex;plasticlimit
【摘要】:Thesetestmethodsareusedasanintegralpartofseveralengineeringclassificationsystemstocharacterizethefine-grainedfractionsofsoils(seePracticesD2487andD3282)andtospecifythefine-grainedfractionofconstructionmaterials(seeSpecificationD1241).Theliquidlimit,plasticlimit,andplasticityindexofsoilsarealsousedextensively,eitherindividuallyortogether,withothersoilpropertiestocorrelatewithengineeringbehaviorsuchascompressibility,hydraulicconductivity(permeability),compactibility,shrink-swell,andshearstrength.Theliquidandplasticlimitsofasoilanditswatercontentcanbeusedtoexpressitsrelativeconsistencyorliquidityindex.Inaddition,theplasticityindexandthepercentagefinerthan2-x03BC;mparticlesizecanbeusedtodetermineitsactivitynumber.Thesemethodsaresometimesusedtoevaluatetheweatheringcharacteristicsofclay-shalematerials.Whensubjectedtorepeatedwettinganddryingcycles,theliquidlimitsofthesematerialstendtoincrease.Theamountofincreaseisconsideredtobeameasureofashale’susceptibilitytoweathering.Theliquidlimitofasoilcontainingsubstantialamountsoforganicmatterdecreasesdramaticallywhenthesoilisoven-driedbeforetesting.Comparisonoftheliquidlimitofasamplebeforeandafteroven-dryingcanthereforebeusedasaqualitativemeasureoforganicmattercontentofasoil(seePracticeD2487).Note18212;Thequalityoftheresultproducedbythisstandardisdependentonthecompetenceofthepersonnelperformingitandthesuitabilityoftheequipmentandfacilitiesused.AgenciesthatmeetthecriteriaofPracticeD3740,generally,areconsideredcapableofcompetentandobjectivetesting/sampling/inspection/etc.UsersofthisstandardarecautionedthatcompliancewithPracticeD3740doesnotinitselfassurereliableresults.Reliableresultsdependonmanyfactors;PracticeD3740providesameansofevaluatingsomeofthosefactors.1.1Thesetestmethodscoverthedeterminationoftheliquidlimit,plasticlimit,andtheplasticityindexofsoilsasdefinedinSectiononTerminology.1.2Twomethodsforpreparingtestspecimensareprovidedasfollows:Wetpreparationmethod,asdescribedin.Drypreparationmethod,asdescribedin.Themethodtobeusedshallbespecifiedbytherequestingauthority.Ifnomethodisspecified,usethewetpreparationmethod.1.2.1Theliquidandplasticlimitsofmanysoilsthathavebeenallowedtodrybeforetestingmaybeconsiderablydifferentfromvaluesobtainedonnon-driedsamples.Iftheliquidandplasticlimitsofsoilsareusedtocorrelateorestimatetheengineeringbehaviorofsoilsintheirnaturalmoiststate,samplesshouldnotbepermittedtodrybeforetestingunlessdataondriedsamplesarespecificallydesired.1.3Twomethodsfordeterminingtheliquidlimitareprovidedasfollows:MethodA,MultipointtestasdescribedinSections.MethodB,One-pointtestasdescribedinSections.Themethodtobeusedshallbespecifiedbytherequestingauthority.Ifnomethodisspecified,useMethodA.1.3.1Themultipointliquidlimitmethodisgenerallymoreprecisethantheone-pointmethod.Itisrecommendedthatthemultipointmethodbeusedincaseswheretestresultsmaybesubjecttodispute,orwheregreaterprecisionisrequired.1.3.2Becausetheone-pointmethodrequirestheoperatortojudgewhenthetestspecimenisapproximatelyatitsliquidlimit,itisparticularlynotrecommendedforusebyinexperiencedoperat......
【中国标准分类号】:B10
【国际标准分类号】:93_020
【页数】:16P.;A4
【正文语种】:
