BS EN 725-1-1997 高技术陶瓷.陶瓷粉的试验方法.氧化铝的纯度测定
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【英文标准名称】:Advancedtechnicalceramics-Methodsoftestforceramicpowders-Determinationofimpuritiesinalumina
【原文标准名称】:高技术陶瓷.陶瓷粉的试验方法.氧化铝的纯度测定
【标准号】:BSEN725-1-1997
【标准状态】:作废
【国别】:英国
【发布日期】:1997-07-15
【实施或试行日期】:1997-07-15
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:控制样品;再现性;准确度;定量分析;试样;镁;校正;试验条件;一氧化物;氧化铝;化学分析和试验;钙;发射分光光度测定法;陶瓷;钾;含量测定;钠;特种陶瓷;硅;金属陶瓷;陶瓷和玻璃技术;铁;氧化物;粒状材料;杂质;原子吸收分光光度测定法
【英文主题词】:Advancedtechnicalceramics;Aluminiumoxide;Atomicabsorptionspectrometry;Atomicabsorptionspectrophotometry;Atomicemissionspectrometry;Ceramicpowders;Chemicalanalysisandtesting;Concentration;Determination;Determinationofcontent;Impurities;Materialstesting;Measurement;Measuringinstruments;Measuringtechniques;Powder;Testing
【摘要】:ThispartofEN725specifiesmethodsforthedeterminationofelementsofsodium,potassium,iron,silicon,calciumandmagnesiumpresentasimpuritiesinaluminausingatomicabsorption(AAS)orinductivelycoupledplasma(TCP)instruments.Foreachelementpresentasimpurities,themethodsareapplicabletothefollowingranges,calculatedasoxides:Sodiumoxide20ppmto6000ppmPotassiumoxide20ppmto100ppmFerricoxide20ppmto300ppmSilica50ppmto2000ppmCalciumoxide20ppmto700ppmMagnesiumoxide5ppmto1000ppm
【中国标准分类号】:Q32
【国际标准分类号】:81_060_30
【页数】:12P.;A4
【正文语种】:英语
【英文标准名称】:Passengerliftsandservicelifts-Guiderailsforliftcarsandcounterweights-T-type
【原文标准名称】:乘客电梯和服务电梯电梯和对重的导轨T型
【标准号】:ISO7465-2001
【标准状态】:作废
【国别】:国际
【发布日期】:2001-12
【实施或试行日期】:
【发布单位】:国际标准化组织(ISO)
【起草单位】:ISO/TC178
【标准类型】:()
【标准水平】:()
【中文主题词】:公差(测量);导轨;规范(验收);定义;建筑;尺寸;机械工程;规范;钢轨;升降机;尺寸公差;提升机;T字钢;外形;元部件;配重;金属型材;钢轨(物料装卸设备)
【英文主题词】:
【摘要】:ThisInternationalStandardspecifiesthegradesandquality,thedimensionalcharacteristicsandtolerances,andthesurfacefinishofstandardizedguiderailsandtheirfishplates.Thedimensionaltolerancesincludethetolerancesonshapeanddimensions,straightness,twistingandperpendicularitydefects.Inaddition,thisInternationalStandarddefinesadesignationsystemforguiderails.ThisInternationalStandardisapplicabletoguiderailsusedinpassengerliftandserviceliftinstallationstoprovideguidingforthecarandthecounterweight.
【中国标准分类号】:Q78
【国际标准分类号】:91_140_90
【页数】:16P;A4
【正文语种】:英语
Product Code:SAE AMS5576
Title:Steel, Corrosion and Heat-Resistant, Welded Tubing, 18Cr - 10.5Ni - 0.40Ti (SAE 30321) Solution Heat Treated
Issuing Committee:Ams F Corrosion Heat Resistant Alloys Committee
Scope:This specification covers a corrosion and heat-resistant steel in the form of welded tubing.