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【英文标准名称】:Chemicalanalysisofsilicon-carbide-containingrawmaterialsandrefractoryproducts-Part1:Generalinformationandsamplepreparation(ISO21068-1:2008);EnglishversionofDINENISO21068-1:2008-12
【原文标准名称】:含碳化硅的原材料和耐火制品的化学分析.第1部分:一般信息和样品制备
【标准号】:DINENISO21068-1-2008
【标准状态】:现行
【国别】:德国
【发布日期】:2008-12
【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】:分析;分析方法;碳化物;碳;陶瓷;化学分析和试验;元部件;组件;定义;材料;材料试验;普通陶瓷;含氧量;原材料;耐熔的;耐火材料;耐火制品;样本制备;试样;抽样方法;碳化硅;硅无机化合物;试样制备;试验报告;试验
【英文主题词】:Analysis;Analysismethods;Carbides;Carbon;Ceramics;Chemicalanalysisandtesting;Components;Definition;Definitions;Materials;Materialstesting;Ordinaryceramics;Oxygencontent;Rawmaterials;Refractory;Refractorymaterials;Refractoryproducts;Samplepreparation;Samples;Samplingmethods;Siliconcarbide;Siliconinorganiccompounds;Specimenpreparation;Testreports;Testing
【摘要】:ThispartofISO21068givesdefinitionsandspecifiestechniquesforthepreparationofsamplesforthechemicalanalysisofsilicon-carbide-containingrawmaterialsandrefractoryproductsincluding:a)graphitebrickcontainingsiliconcarbide;b)siliconcarbidebrick(includesthebrickscontainingsiliconnitride);c)refractoriescontainingcarbonand/orsiliconcarbidemixedwithclay;d)refractoriescontainingcarbonand/orsiliconcarbidemixedwithsilica(andfusedsilica);e)refractoriescontainingcarbonand/orsiliconcarbidemixedwithhighaluminamaterial;f)refractoriescontainingcarbonand/orsiliconcarbidemixedwithmagnesia(anddolomite);g)refractoriescontainingcarbonand/orsiliconcarbidemixedwithchromemineralormagnesia-chromematerials;h)refractoriescontainingcarbonand/orsiliconcarbideexceptthosedescribedina)tog)above.TheitemsofchemicalanalysisdescribedinISO21068,Parts1to3areasfollows:1)lossondrying(LOD);2)lossonignition(LOI);3)totalcarbon,Ctotal;4)freecarbon,Cfree;5)siliconcarbide,SiC;6)freesilicon(Sifree);7)freealuminium(Alfree);8)freemagnesium(Mgfree);9)freeiron(Fefree);10)silicon(IV)oxide(SiO2);11)aluminiumoxide(AI203);12)iron(Ill)oxide(totalironoxidecalculatedasFe203);13)titanium(IV)oxide(TiO2);14)calciumoxide(CaO);15)magnesiumoxide(MgO);16)sodiumoxide(Na20);17)potassiumoxide(K20);18)chromium(Ill)oxide(Cr203);19)zirconiumoxide(ZrO2);20)boronoxide(totalboroncalculatedasB203);21)nitrogen;22)oxygen;23)nitrides(undifferentiated:Si3N4,AIN,BN,sialon,oxy-nitrides,etc.).
【中国标准分类号】:Q41
【国际标准分类号】:81_080
【页数】:16P.;A4
【正文语种】:英语


【英文标准名称】:Insulatorsforoverheadlineswithanominalvoltageabove1000V-Part2:Insulatorstringsandinsulatorsetsfora.c.systems;definitions,testmethodsandacceptancecriteria(IEC60383-2:1993);GermanversionEN60383-2:1995
【原文标准名称】:公称电压高于1000V的架空线路绝缘子.第2部分:交流电路系统绝缘子串和绝缘子装置.试验方法和验收准则
【标准号】:EN60383-2-1995
【标准状态】:现行
【国别】:
【发布日期】:1995-08
【实施或试行日期】:1995-08-01
【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】:验收;交流电压;电气安全;绝缘子;绝缘子;高电压;陶瓷;电气试验;高压线路;复合绝缘子;安全要求;陶瓷绝缘子;额定电压装置;绝缘子串组合件;绝缘子串;验收试验;耐高压试验;直流电流;玻璃;安全;电气工程;高压绝缘;交流电流;架空线;材料;设计;安全工程;额定值;定义;规范(验收);试验
【英文主题词】:Acceptance;Acceptancetests;Alternatingcurrent;Alternatingvoltages;Ceramicinsulators;Ceramics;Compositeinsulators;Definition;Definitions;Design;Directcurrent;Electriccables;Electricinsulators;Electricalengineering;Electricalsafety;Electricaltesting;Glass;Highvoltage;High-voltageinsulator;High-voltagelines;High-voltagetests;Installationsforratedvoltages;Insulatorstrings;Insulators;Lightningsurgetest;Materials;Overheadpowerlines;Raintest;Ratings;Safety;Safetyengineering;Safetyrequirements;Specification(approval);Stringinsulatorunits;Substation;Switchingimpulsevoltages;Testing
【摘要】:
【中国标准分类号】:K48
【国际标准分类号】:01_040_29;29_080_10
【页数】:10P.;A4
【正文语种】:英语