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GB/Z 19848-2005 液压件从制造到安装达到和控制清洁度的指南

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基本信息
标准名称:液压件从制造到安装达到和控制清洁度的指南
英文名称:Hydraulic fluid power—Component cleanliness—Guidelines for achieving and controlling cleanliness of components from manufacture to installation
中标分类: 机械 >> 通用零部件 >> 液压与气动装置
ICS分类:
发布部门:中华人民共和国国家质量监督检验检验总局 中国国家标准化管理委员会
发布日期:2005-07-11
实施日期:2006-01-01
首发日期:2005-07-11
作废日期:1900-01-01
主管部门:中国机械工业联合会
提出单位:中国机械工业联合会
归口单位:全国液压气动标准化技术委员会
起草单位:北京化工大学、北京机械工业自动化研究所
起草人:李方俊、刘新德、赵曼琳、骆永标
出版社:中国标准出版社
出版日期:2006-01-01
页数:16开, 页数:10, 字数:14千字
计划单号:20031230-Z-604
书号:155066.1-26760
适用范围

本指导性技术文件提供了液压件从制造到安装到液压系统的过程中,达到、评定和控制其清洁度的指南。

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所属分类: 机械 通用零部件 液压与气动装置
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【英文标准名称】:StandardGuideforMeasuringPowerFrequencyMagneticPropertiesofFlat-RolledElectricalSteelsUsingSmallSingleSheetTesters
【原文标准名称】:使用小薄板测试器测量扁平轧制电工钢工频磁性能的标准指南
【标准号】:ASTMA1036-2004
【标准状态】:现行
【国别】:
【发布日期】:2004
【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】:A06.01
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:电工钢;平的;电源频率;磁性能;轧制钢材;小;单;薄板测试器;测量频率;电源磁
【英文主题词】:alternatingcurrent;coreloss;electricalsteel;fluxdensity;magnetic;magneticmaterial;magnetictest;permeability;powerfrequency;sheet
【摘要】:MaterialsEvaluation8212;SmallsinglesheettestersweredevelopedtosupplementthetestingofEpsteinspecimensforvariousapplications.TheyareespeciallyappropriatefordeterminingthemagneticpropertiesofsampleswheninsufficientmaterialisavailableforpreparationofanEpsteinspecimen.Althoughthesmallspecimensizeisattractive,theprecisionofthesmallsheettestersisnotexpectedtobeasgoodasthatofthetestmethodTestMethodA343/A343M.Smallsheettestersarefrequentlyusedtomeasurethepropertiesofbothfullyprocessedandsemiprocessednonorientedandmagneticlaminationsteels.Specimensofsemiprocessedsteelsarenormallysubjectedtoanappropriatequalitydevelopmentannealpriortotesting.Smallsheettestersmayalsobeusedtoevaluateorientedelectricalsteelsineithertheasshearedorstress-reliefannealedcondition.1.1Thisguidecoversproceduresforinterpretingthespecificcorelossandpeakpermeabilitydeterminedusingsmallsingle-sheettestsystems.Itislimitedtosingle-sheettestsystemsthatrequireatestspecimenorcouponbecutfromthematerialbeingtestedandaredesignedsuchthattheentirewidthofthattestspecimenismagnetizedduringtesting.1.2Thisguideisprimarilyintendedformeasurementsofthemagneticpropertiesofflat-rolledelectricalsteelsatfrequenciesof50Hzor60Hzundersinusoidalfluxconditions.1.3Thisguideincludesprocedurestoprovidecorrelationwiththe25-cmEpsteintestmethod(TestMethodA343/A343M).1.4Therangeofmagneticfluxdensitiesisgovernedbythepropertiesofthetestspecimensandtheinstrumentsandtestpowersource.Nonorientedelectricalsteelsmaybetestedatmagneticfluxdensitiesuptoabout16-kG[1.6T]forcoreloss.Themaximummagneticfieldstrengthforpeakpermeabilitytestingislimitedbythecurrentcarryingcapacityofthemagnetizingwindingandthetestpowersource.Singlesheettestersaretypicallycapableoftestingatmagneticfieldstrengthsupto50Oe[4000A/m]ormore.1.5Withinthisguide,asmallsinglesheettester(smallSST)isdefinedasamagnetictesterdesignedtotestflat,rectangularsheet-typespecimens.Typicalspecimensforthesetestersaresquare(ornearlyso).ThedesignofthesmallSSTtestfixturemaybesmallenoughtoaccommodatespecimensabout5by5cmormaybelargeenoughtoaccommodatespecimensabout36by36cm.SpecimensforaparticularSSTmustbeappropriatefortheparticulartestfixture.1.6Thisguidecoverstwoalternativetestmethods:Method1andMethod2.1.6.1Method1isanextensionofMethod1ofTestMethodA804/A804M,whichdescribesatestfixturehavingtwowindingsthatencirclethetestspecimenandtwolow-reluctance,low-corelossferromagneticyokesthatserveasfluxreturnpaths.ThedimensionsofthetestfixtureforMethod1arenotfixedbutrathermaybedesignedandbuiltforanynominalspecimendimensionwithinthelimitsgivenin.Thepowerlossinthiscaseisdeterminedbymeasuringtheaveragevalueoftheproductofprimarycurrentandinducedsecondaryvoltage.1.6.2Method2coverstheuseofasmallsinglesheettester,whichemploysamagnetizingwinding,amagneticfluxsensingwinding,andamagneticfieldstrengthdetector.Thepowerlossinthiscaseisdeterminedbymeasuringtheaveragevalueoftheproductofinducedsecondaryvoltageandmagneticfieldstrength.1.6.3ThecalibrationmethoddescribedintheAnnexofthisguideappliestobothtestmethods.1.7Thevaluesandequationsstatedincustomary(cgs-emuandinch-pound)orSIunitsaretoberegardedseparatelyasstandard.Withinthisstandard,SIunitsareshowninbrackets.Thevaluesstatedineachsystemmaynotbeexactequivalents;therefore,eac......
【中国标准分类号】:H53
【国际标准分类号】:29_030
【页数】:5P.;A4
【正文语种】:


【英文标准名称】:Instructionsforuseforin-vitro-diagnosticinstrumentsforprofessionaluse;GermanversionEN591:2001
【原文标准名称】:专业用试管诊断仪的使用说明:德文版本EN591:2001
【标准号】:DINEN591-2001
【标准状态】:作废
【国别】:德国
【发布日期】:2001-07
【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】:利用;诊断系统;诊断(医学);人员;医疗设备;手册;实验室条件下诊断;使用;含量;文献工作;专家;医学科学;定义;使用说明;用户信息;规范(验收);诊断设备;在实验室条件下
【英文主题词】:Applications;Contents;Definitions;Diagnosis(medical);Diagnosticequipment;Diagnosticsystems;Experts;Handbooks;Invitro;Instructionsforuse;In-vitrodiagnostic;Medicalequipment;Medicalsciences;Operationalinstructions;Personnel;Specification(approval);Userinformation;Utilization
【摘要】:Thedocumentspecifiestherequirementsforthecontentsoftheinstrumentionsforuseforin-vito-diagnosticinstrumentsforprofessionaluse.
【中国标准分类号】:C05
【国际标准分类号】:11_100_10
【页数】:11P.;A4
【正文语种】:德语