ASTM A715-1998 可模锻性增强的冷轧高强度低合金钢薄板和热轧高强度低合金钢薄板和带材
时间:2024-05-16 21:08:36 来源: 标准资料网 作者：标准资料网 阅读：9140
【英文标准名称】:StandardSpecificationforSteelSheetandStrip,High-Strength,Low-Alloy,Hot-Rolled,andSteelSheet,Cold-Rolled,High-Strength,Low-Alloy,withImprovedFormability
【原文标准名称】:可模锻性增强的冷轧高强度低合金钢薄板和热轧高强度低合金钢薄板和带材
【标准号】:ASTMA715-1998
【标准状态】:作废
【国别】:
【发布日期】:1998
【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】:A01.19
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:合金钢;热轧的;薄板材;带钢;钢;冷轧的;高抗拉
【英文主题词】:alloysteelsheet;alloysteelstrip;coldrolledsteelsheet;coldrolledsteelstrip;highstrengthlowalloysteel;hotrolledsteelsheet;hotrolledsteelstrip;steelsheet;steelstrip;NumberCode77.140.50(Flatsteelproductsandsemi-products)
【摘要】:1.1Thisspecificationcovershigh-strength,low-alloy,hot-rolledsteelsheetandstripandcold-rolledsheethavingimprovedformabilitywhencomparedwithsteelscoveredbySpecificationsA606andA607.Theproductisfurnishedaseithercutlengt
【中国标准分类号】:H46
【国际标准分类号】:77_140_50
【页数】:3P.;A4
【正文语种】:
【英文标准名称】:Electricalaccessories-Portableresidualcurrentdeviceswithoutintegralovercurrentprotectionforhouseholdandsimilaruse(PRCDs)
【原文标准名称】:电气附件.家用和类似用途无综合过电流保护的便携式剩余电流器件(PRCDs)
【标准号】:IEC61540-1997
【标准状态】:现行
【国别】:国际
【发布日期】:1997-08
【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/SC23E
【标准类型】:()
【标准水平】:()
【中文主题词】:线路开关;电气工程;过电流保护装置;电气器具;试验;开关;家用
【英文主题词】:Electricappliances;Electricalengineering;Householduse;Lineswitches;Overcurrentprotection;RCD;Switches;Testing
【摘要】:ThisInternationalStandardappliestoportabledevicesforhouseholdandsimilaruses(hereafterreferredtoasportableresidualcurrentdevices(PRCDs)consistingofaplug,aresidualcurrentdevice(RCD)andoneormoresocket-outletsoraprovisionforconnection,functionallyindependentof,orfunctionallydependenton,linevoltage.Theydonotincorporateovercurrentprotection.Theyareintendedforsingle-phasecircuitsforratedcurrentsnotexceeding16Aforratedvoltagesnotexceeding250Va.c.,orforratedcurrentnotexceeding32Aforratedvoltagesnotexceeding130Va.c.toearth.Theyareintendedtoprovideprotectionagainstshockhazardincaseofdirectcontact,inadditiontotheprotectionprovidedbythefixedinstallationsforthecircuitdownstream.PRCDshavearatedresidualoperatingcurrentnotexceeding0,03A.Theyensuretrippingincaseofresidualalternatingcurrentsandresidualpulsatingdirectcurrents,whethersuddenlyappliedorslowlyrising(see8.15).Plugsandsocket-outletswillcomplywiththerelevantstandards.Thisstandardappliestoportabledevicesperformingsimultaneouslythefunctionsofdetectionoftheresidualcurrent,ofcomparisonofthevalueofthiscurrentwiththeresidualoperatingvalueandofopeningoftheprotectedcircuitwhentheresidualcurrentexceedsthisvalue.Theyarenotintendedtobeusedaspartsoffixedinstallations.Theirconnectingmeansmaybeplugs,socket-outlets,terminalsorcords.NOTES1TherequirementsforPRCDsareinlinewiththegeneralrequirementsofIEC61008-1.PRCDsareessentiallyintendedtobeoperatedbyunskilledpersonsanddesignednottorequiremaintenance.Theymaybesubmittedforcertificationpurposes.2TheRCDpartofthePRCDisnotintendedtoprovideisolationwhichmaybeprovidedbytheplug.3Theuseofanintegralfuseispermitted,ifnecessary,fortherelevantplugandsocket-outletsystem.4InAustraliaandinGermany,PRCDsswitchingalsothePEcircuitareinuse.Suchdevicesarenotcoveredbythisstandard.Therequirementsofthisstandardapplyforenvironmentalconditionsasdefinedin7.1.AdditionalrequirementsmaybenecessaryforPRCDsusedinlocationshavingmoresevereenvironmentalconditions.PRCDsincludingbatteriesarenotcoveredbythisstandard.ThepresentstandarddoesnotcontainadditionalrequirementsforPRCDswithoutearthingcontactsforwhichspecificrequirementsmayapply.Itmay,however,beusedasaguideforsuchdeviceswhichareintendedtobeusedonlywithClassIIappliances.ThepresentstandarddoesnotapplytoPRCDsprovidingtheadditionalfunctionofdetectingfaultsonthesupplysideandavoidingtheclosingofthePRCDonafaultysupplycircuit.
【中国标准分类号】:Y60
【国际标准分类号】:29_120_50
【页数】:217P.;A4
【正文语种】:英语
【英文标准名称】:Plasticslaboratoryware-Single-usePetridishesformicrobiologicalprocedures(ISO24998:2008);EnglishversionofDINENISO24998:2009-03
【原文标准名称】:塑料实验室器皿微生物过程用单用途皮氏培养皿
【标准号】:DINENISO24998-2009
【标准状态】:现行
【国别】:德国
【发布日期】:2009-03
【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】:定义;尺寸;可处置的;一次性使用设备;适用性;实验室设备;实验室装备;实验室器皿;作标记;材料;微生物学;包装件;佩特里培养皿;塑料;间隔点;合格试验;耐力;堆垛负载量;堆积试验;无菌;拉伸强度;容积测量仪表
【英文主题词】:Definition;Definitions;Dimensions;Disposable;Equipmentforsingleuse;Fitnessforpurpose;Laboratoryequipment;Laboratoryfurniture;Laboratoryware;Marking;Materials;Microbiology;Packages;Petridishes;Plastics;Pointofbreak;Qualificationtests;Resistance;Stackingcapacity;Stackingtests;Sterility;Tensilestrength;Volumemeasuringinstruments
【摘要】:ThisInternationalStandardspecifiesrequirementsandtestmethodsforplain,single-usePetridishesformicrobiologicaluse.ThisInternationalStandarddoesnotapplytoproductsofsimilardesignwhichmaybeusedforcellortissueculturepurposes.Neitherdoesitapplytodishessuppliedreadyloadedwithmicrobiologicalmedia.NOTEPetridishesareusedformicrobiologicalroutinepurposesinverylargenumbersandconsequently,areoftenhandledbyroboticequipment.UsersofsuchequipmentshouldsatisfythemselvesthatthePetridishesofanygivenmanufactureraresuitableforusewithsuchequipmentand,ifobtainedfromseveralsources,arecompatibleifmixed.
【中国标准分类号】:N64
【国际标准分类号】:71_040_20
【页数】:16P.;A4
【正文语种】:英语