BS ISO 9028-2006 橡胶.用酸溶解法溶解橡胶

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【英文标准名称】:Rubber-Dissolutionbyaciddigestion
【原文标准名称】:橡胶.用酸溶解法溶解橡胶
【标准号】:BSISO9028-2006
【标准状态】:现行
【国别】:英国
【发布日期】:2006-10-31
【实施或试行日期】:2006-10-31
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:酸萃取物;酸;化学分析和试验;溶解法;分解;溶解;橡胶
【英文主题词】:Acidextracts;Acids;Chemicalanalysisandtesting;Digestionmethod;Disintegration;Dissolution;Rubber
【摘要】:ThisInternationalStandardspecifiesmethodsfordisintegrationofrawrubberandrubberproductsbynitricacidorbyamixtureofnitricandsulfuricacids.ThisInternationalStandardisgenerallyapplicable,butisessentialwherepotentiallyvolatileelementsorcombinationsofelementsarepresent(i.e.As,Sb,Bi,andZn+CI,Cu+CIandPb+CI).Itisusefulinthesecasesbecauselowertemperaturesareinvolvedwhichresultinlesslossbyvolatilization.Thesemethodswillbeusedinordertoproducesolutionsforthedeterminationofmetals,forexampleastraces,iftheapplicationofISO247isnotadvisable.Thesemethodspreventlossofvolatilemetalderivativesandtheformationofinsolublemetalsilicates(whichmayresultduringdryashingofhalogenatedrubberscontainingzincorofrubbersfilledwithsilica).
【中国标准分类号】:G40
【国际标准分类号】:83_060
【页数】:12P;A4
【正文语种】:英语


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【英文标准名称】:StandardPracticeforIndentationHardnessofMetallicMaterialsbyComparisonHardnessTesters
【原文标准名称】:用比较硬度测试仪测量金属材料的压痕硬性的标准实施规程
【标准号】:ASTMA833-2008a
【标准状态】:现行
【国别】:美国
【发布日期】:2008
【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】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:Brinellhardness;comparativehardness;comparativehardnesstesters;metallic;Brinellhardness;Comparisontechniques;Hardness(indentation)--metallicmaterials;Metallichardness
【摘要】:Thecomparativehardnesstestisanempiricaldynamicindentationhardnesstest.Comparativehardnesstestsprovideusefulinformationaboutmetallicmaterials.Thisinformationmaycorrelatetotensilestrength,wearresistance,ductility,heattreatmentcondition,orotherphysicalcharacteristicsofmetallicmaterials,andmaybeusefulinqualitycontrolandselectionofmaterials.Comparativehardnesstestingataspecificlocationonapartmaynotrepresentthephysicalcharacteristicsofthewholepartorendproduct.1.1Thispracticecoversthedeterminationofindentationhardnessofmetallicmaterialsusingcomparisonhardnesstesters.1.2Thispracticeappliesonlytothosecomparisonhardnesstesters,normallyportable,thatusecomparativetestbarsthathavebeenstandardizedaccordingtoTestMethodE10asabasisforcomparison.1.3Calibrationofcomparativetestbars(rods),usedforcomparisontodeterminehardnessnumbers,isalsocoveredbythispractice.1.4Theimpressionforceusedduringcomparisonhardnesstestingisnormallyanimpactloadappliedbystrikingahammerontheappropriateareasasoutlinedinthemanufacturer''sinstructions.1.5ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.6Thisstandarddoesnotpurporttoaddressallofthesafetyproblems,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:H22
【国际标准分类号】:77_040_10
【页数】:3P.;A4
【正文语种】:英语


【英文标准名称】:Informationtechnology-Genericofcodingofmovingpicturesandassociatedaudioinformation-Part1:Systems(ISO/IEC13818-1:1996);EnglishversionENISO/IEC13818-1:1997
【原文标准名称】:信息技术.活动图像和有关音频信息的编码总则.第1部分:系统
【标准号】:DINENISO/IEC13818-1-1997
【标准状态】:作废
【国别】:德国
【发布日期】:1997-06
【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】:编码;系统建筑学;编码(数据转换);视频记录;数据转换;汇编;录音;数字;移动画面;数据记录;图象描述信息;图像处理;音频系统;信息技术;数据处理;定义
【英文主题词】:Audiosystems;Codification;Coding(dataconversion);Dataconversion;Dataprocessing;Datarecording;Definitions;Encoding;Figures;Imageprocessing;Informationtechnology;Movingpictures;Picturedescriptioninformation;Soundrecording;Systemarchitecture;Videorecording
【摘要】:ThesystemspartofthisRecommendationInternationalStandardaddressesthecombiningofoneormoreelementarystreamsofvideoandaudioalswellasotherdata,intosingleormultiplestreamswhicharesuitableforstorageortransmission.#,,#
【中国标准分类号】:M73
【国际标准分类号】:35_040
【页数】:138P.;A4
【正文语种】:德语