【英文标准名称】:Environmentaltesting,Part2:Tests--Guidancefordampheattests
【原文标准名称】:环境试验.第2部分:试验.湿热试验指南
【标准号】:JISC60068-2-28-1993
【标准状态】:作废
【国别】:日本
【发布日期】:1993-10-01
【实施或试行日期】:
【发布单位】:日本工业标准调查会(JISC)
【起草单位】:TechnicalCommitteeonElectricityTechnology
【标准类型】:()
【标准水平】:()
【中文主题词】:电气设备;电气元件;电子设备及元件;环境试验;水蒸气试验
【英文主题词】:environmentaltesting;water-vapourtests
【摘要】:この規格は,製品規格(例えば.部品又は装置の規格)を作成する際に.当該製品の適用範囲に対する適切な試験及び試験の厳しさを選択するのに必要な情報を示す。
【中国标准分类号】:A21
【国际标准分类号】:19_040;19_080
【页数】:12P;A4
【正文语种】:日语
【英文标准名称】:Durabilityofwoodandwood-basedproducts-Efficacyofpreventivewoodpreservativesasdeterminedbybiologicaltests-Specificationaccordingtouseclass
【原文标准名称】:木材和木制产品的耐久性.用生物试验测定木材防腐剂的性能.第1部分:按危险等级分类规范
【标准号】:BSEN599-1-2009
【标准状态】:现行
【国别】:英国
【发布日期】:2010-01-31
【实施或试行日期】:2010-01-31
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:老化;生物测定;生物降解能力;生物分析和试验;生物试验;分类系统;耐久性;耐用性;可行性;效率;家具;危害等级;气体环境;材料试验;持久性;病虫害防治;实心木块;规范;规范(验收);试验;使用等级;木材;木基质产品;木材防腐;木材防腐剂
【英文主题词】:Ageing(materials);Bioassay;Biodegradability;Biologicalanalysisandtesting;Biologicaltests;Classificationsystems;Definitions;Durability;Effectiveness;Efficiency;Furniture;Hazardclasses;Hazards;Materialstesting;Permanency;Pestcontrol;Solidwood;Specification;Specification(approval);Testing;Useclasses;Wood;Woodbasedproducts;Woodpreservation;Woodpreservatives
【摘要】:ThispartofEN599specifiesforeachofthefiveuseclassesdefinedinEN335-1,thebiologicaltestsrequiredforevaluatingtheefficacyofwoodpreservativesforthepreventivetreatmentofsolidtimber,togetherwiththeminimumageingtestsrequiredfortherespectiveuseclass.Itprovidesthemethodforcalculatingthecriticalvalueofapreservative.Thecriticalvalueisthevaluethatshallbeusedtocalculatetherecommendedretentionofthepreservativeappropriateforspecificserviceconditions.Thecriticalvalueisnotnecessarilytherecommendedretentionortheminimumretentionlevelforthepreservative.Thewiderangeofhazards,exposureconditionsandserviceliferequirementsacrossEuropemakeitnecessarytoallowforlocalconsiderationsinthecalculationoftherequiredpreservativeretention;EN351-1providesforthecriticalvaluetobeadjustedtotakeaccountofthesefactors.ThispartofEN599isapplicabletoallwoodpreservativeproductssuppliedforapplicationinliquidformforthepreventivetreatmentoftimbers(structuralandnon-structural)againstwood-attackingfungi,woodattackinginsectsandmarineborersasdescribedinEN335-1.However,itisapplicabletoproductsforpreventivetreatmentsagainstfungicausingdisfigurement(bluestain)ofwoodinserviceifthisformspartoftheoverallpreventiveefficacyoftheproduct.ThispartofEN599doesnotnecessarilytakeintoaccountallthefactorswhichmayaffectthestabilityofactiveingredientsinpreservativetreatedwood.Thesefactorsincludeultra-violetlightandmicrobiologicalagenciescapableofdegradingcomponentsofthepreservative.Suchfactorsareanintegralpartofexposureinfieldtrialsbutaresubjecttonaturalvariationandtheirimpactisnotdirectlyassessedinthefieldtrialmethodsincludedinthisstandard.MethodsareindevelopmenttoassesstheimpactofthesefactorsbutarenotfinalisedandcannotbeincludedinthisrevisionofthispartofEN599.Becausesuchfactorscould,inservice,significantlyaffecttheactiveingredient’ssuitabilityforitsintendedpurpose,themanufacturer/producerisexpectedtoensureandbeabletoprovideevidencethatitsstability,attherecommendedretentionofthepreservativeproduct,hasbeenadequatelyassessed.ThispartofEN599isnotapplicabletowoodpreservativeproductssuppliedforapplicationaspastes,solidsorincapsuleorgaseousformbecausethesecannotbetestedwithoutmodificationofthebiologicaltestscitedinthisstandard.Itdoesnotapplyeithertowoodpreservativeproductsforremedial(curative)treatments,tothoseappliedtopreventfungicausingsapstainongreen(unseasoned)timberortothoseappliedsolelytopreventfungicausingdisfigurement(bluestain)ofwoodinservice.NOTE1ThenatureofthelaboratoryandfieldtestsrequiredinthispartofEN599todemonstrateefficacyofawoodpreservativearesuchthatthetimerequiredgeneratingthedataismanymonthsoryears,dependinguponthepropertiesofthewoodpreservativeandtheuseclassinwhichthetreatedwoodistobeexposed.Forpreservativeproductswhichhavealreadybeenplacedonthemarketwithoutsignificantformulationvariation(seeAnnexA)beforetheendof1990andwhichcandemonstratearecordofhavingbeenusedlawfullyandsuccessfullyinaccordancewithlocaltechnicaltraditionsduringthisperiod,nationalstandardsbodiesorindependentauthoritiesnominatedbythem,maydeclarecriticalvaluesforusewithintheirterritories.NOTE2Forre-testingaftermakingvariationsinproductformulation,guidanceisgiveninAnnexA.
【中国标准分类号】:B71
【国际标准分类号】:71_100_50
【页数】:44P.;A4
【正文语种】:英语
基本信息
标准名称: | 银石墨电刷 |
英文名称: | Silver-colored graphite brush |
中标分类: |
电工 >>
电工材料和通用零件 >>
电碳制品 |
ICS分类: |
电气工程 >>
电工器件
|
替代情况: | 替代JB/T 6772-1993 |
发布部门: | 国家发展和改革委员会 |
发布日期: | 2006-12-31 |
实施日期: | 2007-07-01 |
首发日期: | |
作废日期: | |
提出单位: | 中国机械工业联合会 |
归口单位: | 机械工业电炭标准化技术委员会 |
起草单位: | 哈尔滨电碳所 |
起草人: | 张爱民、张锐、陈旋、易均 |
出版社: | 机械工业出版社 |
出版日期: | 2007-07-01 |
页数: | 6页 |
适用范围
本标准规定了银石墨电刷的分类、技术要求、试验方法、检验规则及标志、包装、贮运等要求。本标准适用于在电机或接触环上作为导入或导出电流的滑动接触体——银石墨电刷。
前言
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目录
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引用标准
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所属分类: 电工 电工材料和通用零件 电碳制品 电气工程 电工器件