【英文标准名称】:Chemicalsusedfortreatmentofwaterintendedforhumanconsumption-Anionicandnon-ionicpolyacrylamides;EnglishversionofDINEN1407:2008-04
【原文标准名称】:人类用水处理的化学试剂.阴离子和非离子聚丙烯酰胺
【标准号】:EN1407-2008
【标准状态】:现行
【国别】:
【发布日期】:2008-04
【实施或试行日期】:
【发布单位】:欧洲标准学会(EN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:分析;化学分析和试验;化学性质;化学试剂;饮用水处理;作标记;非离子活性物质;物理性能;污染物;聚丙烯酰胺;饮用水;处理程序;特性;纯度;纯度要求;规范(验收);储存;测试;运输;处理;水常规;给水;水处理
【英文主题词】:Analysis;Chemicalanalysisandtesting;Chemicalproperties;Chemicals;Drinkingwatertreatment;Marking;Non-ionicactivematter;Physicalproperties;Pollutants;Polyacrylamides;Potablewater;Processingroutes;Properties;Purity;Purityrequirements;Specification(approval);Storage;Testing;Transport;Treatment;Waterpractice;Watersupply;Watertreatment
【摘要】:
【中国标准分类号】:G77
【国际标准分类号】:71_100_80
【页数】:21P.;A4
【正文语种】:英语


【英文标准名称】:StandardSpecificationforSteelForgings,Microalloy,forGeneralIndustrialUse
【原文标准名称】:一般工业用微量合金钢锻件的标准规范
【标准号】:ASTMA909/A909M-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】:A01.06
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:锻造程序;微量合金;钢锻件
【英文主题词】:forgingprocedure;microalloyed;steelforgings
【摘要】:1.1Thisspecificationcoverswrought,microalloyedcarbonsteelforgingsforindustrialuse.Microalloyedsteelsdeveloptheirpropertiesbytheadditionofsmallamountsofmicroalloyingelementssuchasvanadium,columbium,titanium,ormolybdenum.Thepropertiesmaybeinfluencedalsobycontrolofthehotworkingprocessandtemperatureandbycontrolofthesubsequentcoolingrate.1.2Theforgingsshallbefurnishedtochemicalcompositionandmechanicalpropertyrequirementsasspecifiedherein.Chemicalcompositionisbasedonstandardcarbonsteelgradesmodifiedtoincludemicroalloyingelements.Strengthlevelisspecifiedbasedondesiredmechanicalpropertiesintheforgings.Dependingontheforgingprocess,differentstrengthclassesmaybeattainablefromasinglechemicalcomposition.Conversely,mechanicalpropertiesofagivenstrengthclassmaybeachievedusingdifferentchemicalcompositions.Themanufacturershouldbeconsultedifdevelopmentofchemicalcompositionisnecessary.1.3Forthepurposeofthisspecification,forgingswithmaximumsectionthicknessof4in.[100mm]aretobeconsidered.1.4SupplementaryRequirementsS1toS8areprovidedforusewhenadditionalcontrolsorrequirementsaredesired.Theseshallapplyonlywhenspecifiedonthepurchaseorder.1.5Thevaluesstatedineitherinch-poundunitsorSI(metric)unitsaretoberegardedseparatelyasstandard.Withinthetextandtables,SIunitsareshowninbrackets.Thevaluesstatedineachsystemarenotexactequivalents;therefore,eachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnonconformancewiththisspecification.1.6Unlesstheorderspecifiestheapplicable"M"specificationdesignation,thematerialshallbefurnishedtotheinch-poundunits.
【中国标准分类号】:J32
【国际标准分类号】:77_140_85
【页数】:4P.;A4
【正文语种】: