DIN EN 12168-2011 铜和铜合金.高速切削用空心棒材.德文版本EN12168-2011

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【英文标准名称】:Copperandcopperalloys-Hollowrodforfreemachiningpurposes;GermanversionEN12168:2011
【原文标准名称】:铜和铜合金.高速切削用空心棒材.德文版本EN12168-2011
【标准号】:DINEN12168-2011
【标准状态】:现行
【国别】:德国
【发布日期】:2011-08
【实施或试行日期】:
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:验收规范;组分;一致性;铜;铜合金;铜锌合金;定义(术语);交货条件;尺寸规格;硬度测量;空心棒;极限偏差;物料组;材料编号;材料有屑加工;材料;机械性能;有色金属;电极;性能;取样;规范(验收);符号;抗拉强度;试验证明书;试验;公差(测量);可锻铜合金
【英文主题词】:Acceptancespecification;Composition;Conformity;Copper;Copperalloys;Copperzincalloys;Definitions;Deliveryconditions;Dimensions;Hardnessmeasurement;Hollowrods;Limitdeviations;Materialgroups;Materialnumbers;Material-removalprocesses;Materials;Mechanicalproperties;Non-ferrousmetals;Poles;Properties;Sampling;Specification(approval);Symbols;Tensilestrength;Testcertificates;Testing;Tolerances(measurement);Wroughtcopperalloys
【摘要】:ThisEuropeanStandardspecifiesthecomposition,propertyrequirementsanddimensionaltolerancesforcopperalloyhollowrod,finallyproducedbydrawingorextruding,specificallyintendedforfreemachiningpurposes.Thesamplingprocedures,themethodsoftestforverificationofconformitytotherequirementsofthisEuropeanStandard,arealsospecified.
【中国标准分类号】:H62
【国际标准分类号】:77_150_30
【页数】:32P.;A4
【正文语种】:英语


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【英文标准名称】:Chemicalsusedfortreatmentofwaterintendedforhumanconsumption-Calciumcarbonate;GermanversionEN1018:2006,CorrigendumtoDINEN1018:2006-10;GermanversionEN1018:2006/AC:2009
【原文标准名称】:人类生活用水处理的化学试剂.碳酸钙.技术勘误DINEN1018-2006
【标准号】:DINEN1018Berichtigung1-2009
【标准状态】:现行
【国别】:德国
【发布日期】:2009-12
【实施或试行日期】:
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:验收规范;碳酸钙;化学性质;饮用水处理;过滤材料;过滤器;过滤;石灰岩;作标记;物理性能;饮用水;性能;纯度;纯度标准;可用水;规范(验收);储存;试验;运输;处理;水;水常规;水净化;给水;给水工程;水处理
【英文主题词】:Acceptancespecification;Calciumcarbonates;Chemicalproperties;Drinkingwatertreatment;Filteringmaterials;Filters;Filtration;Limestone;Marking;Physicalproperties;Potablewater;Properties;Purity;Puritycriterion;Servicewater;Specification(approval);Storage;Testing;Transport;Treatment;Water;Waterpractice;Waterpurification;Watersupply;Watersupplyengineering;Watertreatment
【摘要】:
【中国标准分类号】:G77
【国际标准分类号】:71_100_80
【页数】:2P.;A4
【正文语种】:德语


【英文标准名称】:StandardTestMethodforMercurySamplingandMeasurementinNaturalGasbyAtomicAbsorptionSpectroscopy
【原文标准名称】:用原子吸收光谱法对天燃气中汞进行取样和测量的标准试验方法
【标准号】:ASTMD5954-1998(2006)
【标准状态】:现行
【国别】:
【发布日期】:1998
【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】:D03.05
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:gaseousfuels;mercurysampling;naturalgas
【摘要】:Thistestmethodcanbeusedtomeasurethelevelofmercuryinnaturalgasstreamsforpurposessuchasdeterminingcompliancewithregulations,studyingtheeffectofvariousabatementproceduresonmercuryemissions,checkingthevalidityofdirectinstrumentalmeasurements,andverifyingthatmercuryconcentrationsarebelowthoserequiredfornaturalgasprocessingandoperation.Adsorptionofthemercuryongold-coatedbeadscanremoveinterferencesassociatedwiththedirectmeasurementofmercuryinnaturalgas.Itpreconcentratesthemercurybeforeanalysistherebyofferingmeasurementofultra-lowaverageconcentrationsinanaturalgasstreamoveralongspanoftime.Itavoidsthecumbersomeuseofliquidspargerswithon-sitesampling,andeliminatescontaminationproblemsassociatedwiththeuseofpotassiumpermanganatesolutions.3,4,51.1Thistestcoversthedeterminationoftotalmercuryinnaturalgasatconcentrationsdownto1ng/m3.Itincludesseparateproceduresforbothsamplingandatomicabsorptionspectrophotometricdeterminationofmercury.Theproceduredetectsbothinorganicandorganicformsofmercury.1.2ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:E24
【国际标准分类号】:13_040_01;71_040_50;75_060
【页数】:5P.;A4
【正文语种】: