【英文标准名称】:Samplingandanalysisofiron,steelandotherferrousmetals-Methodsofanalysis-Determinationofsulphur-Steelandcastiron:infra-redabsorptionmethodaftercombustioninaninductionfurnace
【原文标准名称】:铁、钢和其他黑色金属抽样与分析.第3部分:分析方法.第28节:硫含量测定.第2小节:钢和铸铁:感应炉燃烧红外线吸收法
【标准号】:BS6200-3.28.2-1990
【标准状态】:现行
【国别】:英国
【发布日期】:1990-08-31
【实施或试行日期】:1990-08-31
【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】:化学分析和试验;分光光度法;含量测定;铸铁;红外线辐射;试验条件;钢;吸收分光光度测定法;校正;硫;燃烧试验法;再现性
【英文主题词】:Cast-iron;Chemicalanalysisandtesting;Combustiontestmethods;Determinationofcontent;Inductionfurnaces;Infraredspectroscopy;Iron;Materialstesting;Metals;Steels;Sulphur;Sulphurcontent
【摘要】:Applicabletosulphurcontentsintherange0.002%(m/m)to0.10%(m/m).
【中国标准分类号】:H11
【国际标准分类号】:77_080_01
【页数】:16P;A4
【正文语种】:英语


【英文标准名称】:Internalcombustionengines-Pistonrings-Part5:Qualityrequirements
【原文标准名称】:内燃机.活塞环.第5部分:质量要求
【标准号】:ISO6621-5-2005
【标准状态】:现行
【国别】:国际
【发布日期】:2005-10
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC22
【标准类型】:()
【标准水平】:()
【中文主题词】:机械工程;道路车辆;产品规范;机动车;质量控制;等级(质量);材料规范;公差(测量);可见特性;材料;作标记;工作特性;质量条件;活塞环;缺陷与故障;规范(验收);质量;内燃机;包装件;质量要求
【英文主题词】:Defects;Grades(quality);Internalcombustionengines;Marking;Materials;Materialsspecification;Mechanicalengineering;Motorvehicles;Packages;Performancecharacteristics;Pistonrings;Productspecification;Quality;Qualitycondition;Qualitycontrol;Qualityrequirements;Roadvehicles;Specification(approval);Specifications;Tolerances(measurement);Visiblecharacteristic
【摘要】:ThispartofISO6621specifiesthosequalityaspectsthatarecapableofdefinitionbutnotnormallyfoundonadrawingspecification.Itcoversthefollowing:—single-piecepistonringsofgreycastironorsteel;—multi-piecepistonrings(oilcontrolrings)consistingofcastironpartsandspringcomponents;—single-pieceandmulti-pieceoilcontrolringsofsteel,i.e.oilcontrolringsintheformofstripsteelcomponentsorsteelsegments(rails)withspringexpandercomponents.Inadditiontospecifyingcertainofthelimitsofacceptancerelatingtoinspectionmeasuringprinciples(coveredbyISO6621-2),thispartofISO6621alsocoversthosefeaturesforwhichnorecognizedquantitativemeasurementproceduresexistandwhichareonlycheckedvisuallywithnormaleyesight(spectaclesifwornnormally)andwithoutmagnification.Suchfeatures(superficialdefects)areadditionaltothestandardtolerancesofringwidth,radialwallthicknessandclosedgap.ThispartofISO6621doesnotestablishacceptablequalitylevels(AQL),itbeinglefttomanufacturerandclienttodecidetheappropriatelevelsjointly.Inthiscase,therecommendationsofISO2859arefollowed.ThispartofISO6621specifiesthequalityrequirementsofpistonringsforbothreciprocatinginternalcombustionenginesandcompressorsworkingunderanalogousconditions.Itisapplicabletoallsuchringsofadiameter≤200mm.
【中国标准分类号】:J92
【国际标准分类号】:43_060_10
【页数】:15P.;A4
【正文语种】:英语