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【英文标准名称】:Admixturesforconcrete,mortarandgrout-Part5:Admixturesforsprayedconcrete-Definitions,requirements,conformity,markingandlabelling;EnglishversionofDINEN934-5:2008-02
【原文标准名称】:混凝土、灰浆和薄泥浆用混合物.第5部分:喷射混凝土用添加剂.定义、要求、合格性、标记和标签
【标准号】:DINEN934-5-2008
【标准状态】:现行
【国别】:德国
【发布日期】:2008-02
【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】:添加剂;粘附拉伸强度;CE标记;组分;混凝土化合物;混凝土外加剂;混凝土添充料;混凝土施工;混凝土;合格;合格试验;建筑;施工材料;装配产品;定义;灌浆砂浆;文字书写;液体;作标记;混合;混合率;灰浆;性能要求;粉状的;生产控制;质量控制;质量监督;抽样方法;喷浆混凝土;规范;规范(验收);喷射混凝土;监督(认可);测试
【英文主题词】:Additives;Adhesivetensilestrength;CEmarking;Composition;Concreteaddition;Concreteadmixtures;Concreteaggregates;Concretework;Concretes;Conformity;Conformitytesting;Construction;Constructionmaterials;Constructionalproducts;Definition;Definitions;Groutingmortar;Letterings;Liquid;Marking;Mixing;Mixingratio;Mortars;Performancerequirements;Powdery;Productioncontrol;Qualitycontrol;Qualitysurveillance;Samplingmethods;Shotcrete;Specification;Specification(approval);Sprayedconcrete;Surveillance(approval);Testing
【摘要】:ThisEuropeanStandarddefinesandspecifiesrequirementsandconformityforadmixturesspecificallyintendedforuseinsprayedconcrete.Thetypesofadmixturescoveredare:--setacceleratingandnon-alkalinesetacceleratingadmixtures;--consistencecontroladmixtures;--bondimprovingadmixtures.ProvisionsgoverningthepracticalapplicationoftheseadmixturesintheproductionofsprayedconcretearenotpartofthisEuropeanStandard.
【中国标准分类号】:Q13
【国际标准分类号】:91_100_10;91_100_30
【页数】:24P.;A4
【正文语种】:英语


【英文标准名称】:StandardPracticeforX-rayDiffractionDeterminationofPhaseContentofPlasma-SprayedHydroxyapatiteCoatings
【原文标准名称】:浆喷施羟磷灰石涂层的相含量的X射线衍射测定的标准实施规程
【标准号】:ASTMF2024-2010
【标准状态】:现行
【国别】:美国
【发布日期】:2010
【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】:F04.13
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:amorphouscalciumphosphate(ACP);hydroxyapatitecoatings;hydroxyapatite(HAP);hydroxylapatitecoatings;phaseanalysis;tricalciumphosphate;whitlockite;Amorphouscalciumphosphate(ACP);Hydroxyapatite(HAP);Hydroxylapatite(HA);Phaseanalysis;P
【摘要】:Calciumphosphatecoatingshavebeenshowninanimalandclinicalstudiestobebiocompatibleandtoenhancetheearlyattachmentofbonetoimplantsurfaces(seeRefs.1-5)Itisbelievedthattheformofcalciumphosphateceramicanditspuritywithrespecttosecondarycrystallinephasesandamorphousmaterialhaveaneffectonitsphysical,mechanical,andbiologicalproperties.However,nodefinitivestudiesofeffectsonbiologicalpropertieshavebeencompleted.Toachievereproducibleclinicalresultsandtopermitthedeterminationoftheeffectsofpropertiesofthecoatingonbiologicalperformance,itisessentialthatthepropertiesofbothclinicalandexperimentalmaterialsbewell-characterizedandconsistent.Thispracticeprovidesproceduresfordeterminationofthepercentagebyweightofthecrystallinephasesidentifiedashydroxyapatite,x03B2;-TCPandCaOinplasma-sprayedhydroxyapatitecoatings.1.1Thispracticeisforthedetermination,bytheReferenceIntensityRatioExternalStandardMethod,ofthepercentbyweightofthecrystallinephases,hydroxyapatite(HA),beta-(whitlockite)tricalciumphosphate(x03B2;-TCP),andcalciumoxide(CaO)incoatingsdepositeduponmetallicsubstratesbyplasma-sprayinghydroxyapatite.1.2Amajorcomponentinplasma-sprayedHAcoatingsotherthanHAisexpectedtobeamorphouscalciumphosphate(ACP).CrystallinecomponentsotherthanHAthatmaybepresentincludealpha-andbeta-(whitlockite)tricalciumphosphates,tetracalciumphosphate(TTCP),calciumoxide,andcalciumpyrophosphates.QuantificationoftheminorcrystallinecomponentshasproventobeveryunreliableduetoextremeoverlapandconfoundingofX-raydiffractionpeaks.Therefore,thispracticeaddressesthequantificationofonlyHA,x03B2;-TCP,andCaO.1.3Thispracticewasdevelopedforplasma-sprayedHAcoatingswithHAcontentsofatleast50%ofthetotalcoating.Itisrecognizedthattheanalysisofthecrystallinecomponentsusesdiffractionfromregionsofthepatternthatalsoincludesasmallcontributionfromtheamorphouscomponent.However,withinthelimitsofapplicabilityofthispractice,theeffectofsuchinterferenceisbelievedtobenegligible.1.4Thecoatinganalyzedshallbeproducedandprocessedunderequivalentmanufacturingconditionstothatonthedeviceofinterest.1.5ThispracticerequirestheuseofmonochromatedcopperKx03B1;radiationandflatsamples.1.6ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.7Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:A29
【国际标准分类号】:25_220_99
【页数】:4P.;A4
【正文语种】:英语