UL 112-1998 便携式木梯
时间:2024-04-29 04:13:03 来源: 标准资料网 作者：标准资料网 阅读：9682
【英文标准名称】:ULStandardforSafetyPortableWoodLaddersEighthEdition;ReprintwithRevisionsThroughandIncluding06/28/2001;ThisStandardIncludesAnnouncementBulletinDated03/02/2001
【原文标准名称】:便携式木梯
【标准号】:UL112-1998
【标准状态】:现行
【国别】:美国
【发布日期】:1998-05-28
【实施或试行日期】:
【发布单位】:美国保险商实验所(UL)
【起草单位】:UL
【标准类型】:()
【标准水平】:()
【中文主题词】:伸缩梯;梯子;木基质产品;木材;梯子脚踏;便携的
【英文主题词】:laddersteps;extensionladders;wood;portable;ladders;woodbasedproducts
【摘要】:
【中国标准分类号】:P96
【国际标准分类号】:97_145
【页数】:72P;A4
【正文语种】:英语
【英文标准名称】:StandardTestMethodforDeterminationofOperatingForceofSlidingWindowsandDoors
【原文标准名称】:滑动门窗操作力测定的标准试验方法
【标准号】:ASTME2068-2000(2008)
【标准状态】:现行
【国别】:美国
【发布日期】:2000
【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】:E06.51
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:breakawayforce;closingforce;deadweightmethod;in-motionoperatingforce;openingforce;operatingforce;windowoperatingforces;Breakawayforce;Closingforce;Deadweightmethod;In-motionoperatingforce;Opening/operatingforce;Slidingwindows
【摘要】:Thistestmethoddeterminestheoperationalforcesofslidingwindowsanddoorsbysimulatingforceappliedbyhanddirectlytomovablesashorpanels.Breakawayandin-motionoperatingforcesaremeasuresoftheeaseofoperationoffenestrationproducts.Productspecifications,buildingcodes,andbuildingspecificationsestablishoperatingforcelimitsasmeasuresofproductperformanceorlimitsforhandicappedaccessibility,orboth.Windowanddoorperformancestandardsforairinfiltrationandwaterpenetrationinsomecasesrequireoperatingforcemeasurementstobemadeandreportedasanindicationoftheoperabilityofthetestspecimen.Operatingforcescanvarysignificantlyfromunittounitduetofactorssuchasinstallationparameters,wearingofslidingorrollingparts,lubrication,stiffeningorsofteningofweather-strip,andenvironmentalfactors(forexample,humidity,temperature,accumulationofdirt,andsoforth).Therefore,whenappliedtonewproductdesigns,thistestmethodrequiresthatunitsbetestedinalaboratoryundercontrolledconditionsincludingaccuratemounting(plumb,square,andlevel)followingthemanufacturer''sinstructions.Useofthistestmethodinthefielddoesnotnecessarilyindicatetheoperatingforcesthatareinherentintheparticularwindowdesign,butrather,providesameasurementoftheforcesrequiredforoperationoftheparticularunitattheparticulartime.Theuseriscautionedthatinstallationdefectssuchasbowedjambs,rackedframes,orinadequateanchoringcanresultinbindingorstickingofmovablecomponentsandincreasedoperatingforces.Thistestmethodrequiresmeasurementofbothbreakawayandin-motionoperatingforces.Generally,breakawayforceishigherthanin-motionoperatingforceduetothedifferencebetweenstaticanddynamicfrictioncoefficientsorthepresenceofweather-strippingandsashpockets,orboth.Traditionalfenestrationproductstandardshaverequireddeterminationofin-motionoperatingforceintheopeningdirectiononlyandreferredtothissimplyasoperatingforce.Thistestmethodisintendedtodeterminetheforcesrequiredtooperateawindoworslidingdoorwhichisproperlyinstalledandwhichisoperatedbyhandapplicationofforcetoahandle,pullbar,orsashmember.Applicationofforcethroughjerkingorimpactmotionisnotmeasuredorevaluatedbythistestmethod.Operatingforcescanbesignificantlydifferentbetweentheopeningandclosingdirectionsofmovement;therefore,thistestmethodinvolvesmeasurementsinbothdirectionsofmovement.Thistestmethodprovidesfortwoprocedureswhichincludeadeadweighttestmethod(TestMethodA)andaforcegagetestmethod(TestMethodB)ofapplyingandmeasuringforcesrequiredtooperateaslidingwindoworslidingdoor.Whenproperlyapplied,bothtestmethodsaredeemedtoproduceequivalentresults.Thedeadweighttestmethodisconsideredtobelesslikelytobeaffectedbytheoperator''sskillinapplyingloadsinasteadyandproperlytimedmanner.Theforcegagetestmethodisconsideredsimplertoapplyandmoreapplicabletofieldtestingwheretheinstallationofpulleysandcablingisoftenimpractical.Bothtestmethodsaresubjecttoasimilaruncertainty.1.1Thistestmethoddeterminestheoperatingforcesforopeningandclosinghorizontalandverticalslidingwindowsandhorizontalslidingdoorsystems.Itdoesnotaddresstheforcesrequiredforopeningpivoting,projecting,orotherfenestrationsystems.Thistestmethoddoesnotaddresstheuseorperformanceofadd-ondevicesormechanicaloperatorsthatmightbeinstalledtoreduceoperatingforcesofslidingwindowsordoors.Itdealsonlywiththeforcesnecessarytoopenandcloseasashorpanelthroughthedirectapplicationofforcetotheoperablesashorpanel.1.2Thistest......
【中国标准分类号】:Q70
【国际标准分类号】:91_060_50
【页数】:7P.;A4
【正文语种】:英语
【英文标准名称】:HEXAGONALNUTS.REDUCEDHEIGHT.REDUCEDACROSSFLATSWITHLOCKINGHOLES.ISOLHTHREAD.4H5HOR5HTOLERANCECLASSACCORDINGTODIAMETER.
【原文标准名称】:带锁紧孔,ISOLH螺纹的六角螺母的折合高度和折合对边.根据直径4H5H或5H公差分类
【标准号】:NFL22-444-1993
【标准状态】:作废
【国别】:法国
【发布日期】:1993-07
【实施或试行日期】:1993-06-20
【发布单位】:法国标准化协会(AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:
【中国标准分类号】:V20;
【国际标准分类号】:49_030_30
【页数】:4P;A4
【正文语种】:其他