BS 5244-1986 液压橡胶软管及软管组件的使用、贮藏及寿命期限推荐标准
时间:2024-05-05 09:57:07 来源: 标准资料网 作者：标准资料网 阅读：9599
【英文标准名称】:Recommendationsforapplication,storageandlifeexpiryofhydraulicrubberhosesandhoseassemblies
【原文标准名称】:液压橡胶软管及软管组件的使用、贮藏及寿命期限推荐标准
【标准号】:BS5244-1986
【标准状态】:现行
【国别】:英国
【发布日期】:1986-11-28
【实施或试行日期】:1986-11-28
【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】:管;储存;流体设备;天然橡胶;合成橡胶;液压设备;压力管;装配;包装;柔性管;寿命;布置
【英文主题词】:Flexiblepipes;Fluidequipment;Hydraulicequipment;Installation;Layout;Life(durability);Naturalrubber;Packaging;Pipes;Pressurepipes;Storage;Syntheticrubber
【摘要】:Includesrecommendationsforthelayoutoffluidsystems.
【中国标准分类号】:G42
【国际标准分类号】:23_040_70
【页数】:12P;A4
【正文语种】:英语
【英文标准名称】:TestMethodfortheDeterminationofEthanolContentofDenaturedFuelEthanolbyGasChromatography(05.03)
【原文标准名称】:气相色谱法测定变性燃料酒精中酒精含量的试验方法
【标准号】:ANSI/ASTMD5501-2004
【标准状态】:作废
【国别】:美国
【发布日期】:2004
【实施或试行日期】:2004-04-01
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:ANSI
【标准类型】:()
【标准水平】:()
【中文主题词】:气相色谱法;燃料
【英文主题词】:Ethanol;Fuels;Gaschromatography;Petroleumproducts;Tests
【摘要】:Thistestmethodcoversthedeterminationoftheethanolcontentofdenaturedfuelethanolbygaschromatography.Ethanolisdeterminedfrom93to97mass%andmethanolisdeterminedfrom0.1to0.6mass%.Equationsusedtoconverttheseindividualalcoholsfrommass%tovolume%areprovided.Thistestmethoddoesidentifyandquantifymethanolbutdoesnotpurporttoidentifyallindividualcomponentsthatmakeupthedenaturant.WatercannotbedeterminedbythistestmethodandshallbemeasuredbyaproceduresuchasTestMethodD1364andtheresultusedtocorrectthechromatographicvalues.Thistestmethodisinappropriateforimpuritiesthatboilattemperatureshigherthan225Corforimpuritiesthatcausepoorornoresponseinaflameionizationdetector,suchaswater.1.6ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareprovidedforinformationpurposesonly.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:E31
【国际标准分类号】:75_160_20
【页数】:
【正文语种】:英语
【英文标准名称】:Cleanroomsandassociatedcontrolledenvironments-Part1:Classificationofaircleanliness
【原文标准名称】:洁净室和相关控制环境第1部分:空气洁净度分级
【标准号】:ISO14644-1-1999
【标准状态】:现行
【国别】:国际
【发布日期】:1999-05
【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/TC209
【标准类型】:()
【标准水平】:()
【中文主题词】:微粒的数量;无菌室技术;微粒的聚集;空气纯度;气载粉尘;空气污染;浓缩;等级;空气质量;无菌室;分类系统;定义
【英文主题词】:Airpollution;Airpurity;Airquality;Airbornedust;Amount;Categoriesofpurity;Classes;Classification;Classificationsystems;Cleanrooms;Cleanliness;Clean-roomtechnology;Concentration;Concentrationofparticles;Consistency;Definitions;Degreeofpurity;Determinationofcontent;Documentations;Exteriorareas;Impurities;Lightscattermeasurement;Mathematicalcalculations;Methods;Numberofparticles;Particleanalysis;Particlesize;Particlesizedistribution;Particles;Particulateairpollutants;Pure;Pureair;Puritycriterion;Puritytest;Testing
【摘要】:ThispartofISO14644coverstheclassificationofaircleanli-nessincleanroomsandassociatedcontrolledenvironmentsexclusivelyintermsofconcentrationofairborneparticles.Onlyparticlepopulationshavingcumulativedistributionsbasedonthreshold(lowerlimit)sizesrangingfrom0,1μmto5μmareconsideredforclassificationpurposes.ThispartofISO14644doesnotprovideforclassificationofparticlepopulationsthatareoutsideofthespecifiedparticlesizerange,0,1μmto5μm.Concentrationsofultrafineparticles(particlessmallerthan0,1μm)andmacroparticles(particleslargerthan5μm)maybeusedtoquantifythesepopulationsintermsofUdescriptorsandMdescriptors,respectively.ThispartofISO14644cannotbeusedtocharacterizethephysical,chemical,radiological,orviablenatureofairborneparticles.NOTETheactualdistributionofparticleconcentrationswithinincre-mentalsizerangesnormallyisnotpredictableandtypicallyisvariableovertime.
【中国标准分类号】:C04
【国际标准分类号】:13_040_35
【页数】:18P;A4
【正文语种】:英语