IEC 60335-2-51-2005 家用和类似用途电器.安全.第2-51部分:加热和供水设施用固定式循环泵的特殊要求
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【英文标准名称】:Householdandsimilarelectricalappliances-Safety-Part2-51:Particularrequirementsforstationarycirculationpumpsforheatingandservicewaterinstallations
【原文标准名称】:家用和类似用途电器.安全.第2-51部分:加热和供水设施用固定式循环泵的特殊要求
【标准号】:IEC60335-2-51-2005
【标准状态】:现行
【国别】:国际
【发布日期】:2005-09
【实施或试行日期】:
【发布单位】:国际电工委员会(IX-IEC)
【起草单位】:IEC/TC61
【标准类型】:()
【标准水平】:()
【中文主题词】:规范(验收);家用的;定义;供水设施;电气器具;安全;电气工程;特性;加热;检验;电气安全;安全工程;加热设备;家用设备;安全部件;可用水;循环泵;泵;防电击;安全要求;试验;固定的;家用电器;加热装置;作标记;给水设施;水泵;给水(建筑物)
【英文主题词】:Circulationpumps;Definitions;Domestic;Electricappliances;Electricalengineering;Electricalhouseholdappliances;Electricalsafety;Heating;Heatingequipment;Heatinginstallations;Householdequipment;Inspection;Marking;Properties;Protectionagainstelectricshocks;Pumps;Safety;Safetycomponents;Safetyengineering;Safetyrequirements;Servicewater;Servicewaterinstallations;Specification(approval);Stationary;Testing;Waterpumps;Watersupply(buildings);Watersupplyinstallations
【摘要】:Dealswiththesafetyofelectricstationarycirculationpumpsintendedforuseinheatingsystemsorinservicewatersystems,havingaratedpowerinputnotexceeding300W,theirratedvoltagebeingnotmorethan250Vforsingle-phaseand480Vforo
【中国标准分类号】:Y63
【国际标准分类号】:23_080
【页数】:32P;A4
【正文语种】:英语
【英文标准名称】:StandardSpecificationforPedestrianandLightTrafficPavingBrick
【原文标准名称】:人行和轻量交通区域用铺地砖标准规格
【标准号】:ASTMC902-2010e1
【标准状态】:现行
【国别】:
【发布日期】:2010
【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】:C15.02
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:砖;烧制砌块;轻交通;铺路;行人交通;人行道路面
【英文主题词】:brick;firedmasonryunit;lighttraffic;paving;pedestriantraffic;Walkwaysurfaces
【摘要】:1.1Thisspecificationcoversbrickintendedforuseaspavingmaterialsubjectedtopedestrianandlightvehiculartraffic.Theunitsaredesignedforuseinpedestrianapplicationsandvehicularareasthataresubjectedtolowvolumesofvehiculartraffic,suchasresidentialdrivewaysandstreetsandcommercialdriveways(passengerdrop-offs).TheunitsarenotintendedtosupportheavyvehiculartrafficcoveredbySpecificationC1272orforindustrialapplicationscoveredbySpecificationC410.Note18212;Heavyvehiculartrafficisdefinedashighvolumesofheavyvehicles(truckshaving3ormoreaxles)inSpecificationC1272.1.2Thepropertyrequirementsofthisspecificationapplyatthetimeofpurchase.Theuseofresultsfromtestingofbrickextractedfrommasonrystructuresfordeterminingconformanceornonconformancetothepropertyrequirements(Section4)ofthisspecificationisbeyondthescopeofthisspecification.1.3Brickaremanufacturedfromclay,shale,orsimilarnaturallyoccurringearthysubstancesandsubjectedtoaheattreatmentatelevatedtemperatures(firing).Theheattreatmentmustdevelopsufficientfiredbondbetweentheparticulateconstituentstoprovidethestrengthanddurabilityrequirementofthisspecification(seeTerminologyC1232).1.4Thebrickareavailableinavarietyofsizes,colors,andshapes.Theyareavailableinthreeclassesaccordingtoexposureenvironmentandthreetypesaccordingtotypeoftrafficexposure.1.5Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.
【中国标准分类号】:
【国际标准分类号】:93_080_10
【页数】:4P.;A4
【正文语种】:
【英文标准名称】:StandardTolerancesforYarnsSpunontheWoolenSystem
【原文标准名称】:毛织品系统的细纱标准公差
【标准号】:ASTMD2644-2002(2007)
【标准状态】:现行
【国别】:
【发布日期】:2002
【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】:D13.58
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:纺织试验;纺织材料;粗纺毛纱;公差(测量);纱
【英文主题词】:tolerances;woolensystem;yarn
【摘要】:1.1Thesetolerancesareapplicabletoallyarnsspunonthewoolensystemandcomposedofanyfiberormixtureoffibers,eventhoughtheremightnotbeanywoolpresentintheyarn.Note1-Fortolerancesforotherspunyarns,seeTolerancesD2645.
【中国标准分类号】:W21
【国际标准分类号】:59_080_20
【页数】:2P.;A4
【正文语种】: