DIN EN 60335-2-50-1997 家用和类似用途电器的安全.第2-50部分:商业用电水浴器的特殊要求
时间:2024-05-18 01:56:03 来源: 标准资料网 作者：标准资料网 阅读：8817
【英文标准名称】:Safetyofhouseholdandsimilarelectricalappliances-Part2:Particularrequirementsforcommercialelectricbains-marie(IEC60335-2-50:1995);GermanversionEN60335-2-50:1997
【原文标准名称】:家用和类似用途电器的安全.第2-50部分:商业用电水浴器的特殊要求
【标准号】:DINEN60335-2-50-1997
【标准状态】:作废
【国别】:德国
【发布日期】:1997-10
【实施或试行日期】:1997-10-01
【发布单位】:德国标准化学会(DIN)
【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】:Y68
【国际标准分类号】:97_040_20
【页数】:16P;A4
【正文语种】:德语
【英文标准名称】:StandardTestMethodforAcceleratedAgingofAdhesiveJointsbytheOxygen-PressureMethod
【原文标准名称】:用氧压法加速粘结接头老化的试验方法
【标准号】:ASTMD3632-1998(2004)
【标准状态】:现行
【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】:D14.70
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:工艺;胶粘连接;老化;胶粘剂
【英文主题词】:acceleratedaging;lapshear;oxygenpressure;shearstrength
【摘要】:Thistestmethodisusefultotheadhesivemanufacturerinresearchanddevelopmentorinmanufacturingcontrol.Theresultsarealsousedforspecificationacceptanceorasaguideinadhesiveselection.Theprovisionsfortestingbondedspecimensaswellasfreefilmsaremadefortwopurposes.First,itispossibleforaninteractiontooccurbetweenoxygenandchemicalsordegradationproductsthatmayaffectthedegradationofthebondedjointsstrength.Second,someincreaseinstrengthduetooxidativecrosslinkingmaynotbedetrimentalinabondedassemblyandinfactmaybebeneficial.Adhesivesofthisbehaviorarenotsatisfactorilytestedbyafilmflexibilitytest.Someusersofthistestmethodwillbemostinterestedintheperformanceofthebondedjoint;somewillbemostinterestedintheperformanceoftheadhesive.Inthelattercase,itisimportanttonotethatthetruevariance(errormeansquare)ofthestrengthoftheadhesivemaybeobscuredwhenthetestedcontrolspecimensorthetestedagedspecimensshowwoodfailure.ConflictofProcedure8212;Iftheproceduresofthistestmethodconflictwiththoseofdetailedproductspecificationsormanufacturerrsquo;useinstructionsforaparticularmaterial,thenusethelatter.1.1Thistestmethoddescribeshowtoestimatetherelativeresistancetodeteriorationofadhesivefilmsandadhesive-bondedjointsplacedinahigh-pressureoxygenenvironment.Theinstructionsincludebothwood-to-woodandwood-to-metaljointsaswellasfreefilmofadhesive.Theeffectsofchemicalssuchasfireretardants,preservatives,orwoodextractives,canbeevaluatedbyusingmaterialscontainingthesechemicalsforadherends.1.2Thistestmethodisprimarilyintendedforelastomer-basedconstructionadhesives,butisalsoapplicabletoothertypesofadhesivesthatmaybesusceptibletooxygendegradation.Thisacceleratedtestdoesnotcorrelateexactlywiththenaturalagingoftheadhesivebecauseofthevariedconditionsofnaturalagingandtheabsenceoffactorssuchasmoistureandstress.Theresultsofthisacceleratedtestareonlycomparativeandmustbeevaluatedagainsttheperformanceofbondedjointswhosenaturalandacceleratedagingcharacteristicsareknown.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G38
【国际标准分类号】:
【页数】:8P.;A4
【正文语种】:
【英文标准名称】:Waterquality.Glossary.Anadditional49terms
【原文标准名称】:水质.第1部分:术语词汇.第5节:49个附加术语
【标准号】:BS6068Sec.1.5-1987
【标准状态】:作废
【国别】:英国
【发布日期】:1987-07-31
【实施或试行日期】:
【发布单位】:英国标准学会(BSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:水处理;词汇;水资源;废水;废弃物;废弃物处理工程;水;纯度;给水工程;质量;水净化;污泥;污水
【英文主题词】:sludge;effluents(sewage);water;waterpurification;wastes;waterresources;purity;wastedisposalengineering;sewage;quality;vocabulary;watertreatment;watersupplyengineering
【摘要】:
【中国标准分类号】:Z04;P40
【国际标准分类号】:
【页数】:6P;A4
【正文语种】:英语