【英文标准名称】:Industrialplatescreens-Guideforscreensofthicknessbelow3mm
【原文标准名称】:工业用板式筛网.3mm厚度以下的筛网指南
【标准号】:BS6620-2-1992
【标准状态】:现行
【国别】:英国
【发布日期】:1992-01-31
【实施或试行日期】:1992-01-31
【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】:名称与符号;尺寸规格;孔径;多孔板;筛分设备;规格;测试;试验;厚度
【英文主题词】:Designations;Dimensions;Holesize;Perforatedplates;Sievingequipment;Specifications;Testing;Tests;Thickness
【摘要】:Describesthreepatternsusingroundandsquareperforationsinplateoflessthan3mmthickness.
【中国标准分类号】:A28
【国际标准分类号】:19_120
【页数】:12P.;A4
【正文语种】:英语


【英文标准名称】:StandardPracticesforSamplingElectricalInsulatingLiquids
【原文标准名称】:电绝缘液体抽样的标准实施规程
【标准号】:ASTMD923-2007
【标准状态】:现行
【国别】:
【发布日期】:2007
【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】:D27.07
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:电气工程;电绝缘材料;电绝缘;绝缘液体;绝缘;抽样方法
【英文主题词】:bottles;cans;dissolved-gas-inoil;dissolvedgases-in-oil;electricalinsulatingliquid;particle;sampling;samplingelectricalapparatus;samplingprocedures;syringes;watercontent
【摘要】:1.1Thesepracticescoversamplingofnewelectricalinsulatingliquidsincludingoils,askarels,silicones,syntheticliquids,andnaturalesterinsulatingliquidsaswellasthoseinsulatingliquidsinserviceorsubsequenttoserviceincables,transformers,circuitbreakers,andotherelectricalapparatus.Thesepracticesapplytoliquidshavingaviscosityoflessthan6.47610-4m2/s(540cSt)at40176;C(104176;F).1.2Representativesamplesofelectricalinsulatingliquidsaretakenfortestspecimenssothatthequalitypertinenttotheirusemaybedetermined.Thequalityindifferentportionsofagivencontainer,ortheaveragequalityofthewholebulkmaybeascertainedifdesired.1.3ThevaluesstatedinSIunitsareregardedasthestandardwhereapplicable.InchpoundunitsareusedwherethereisnoSIequivalent.1.4Thesepracticesalsoincludespecialtechniquesanddevicesforsamplingfordissolvedgases-in-oil(DGA)(D3612),water(D1533)andparticles(D6786).1.5Foreaseofuse,thisdocumenthasbeenindexedasfollows:1.6Handleaskarelscontainingpolychlorinatedbiphenyls(PCBs)accordingtofederalandlocalregulationsexistingforthatcountry.Forexample,thefederalregulationsconcerningPCBsintheUnitedStatescanbefoundin40CFRPart761.1.7Properlycontain,packageanddisposeofanyliquidormaterialresultingfromtheuseofthesepracticesinamannerthatisinaccordancewithlocalandstateregulationsspecifictothecountryinwhichthesamplesaretaken.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Specificwarningstatementsaregivenin1.6,1.7,Section5,10.1,13.2,15.2.3,Section16,and18.2.Thesepracticesinvolveclosecontactwiththeelectricalinsulatingliquidsbeingsampledaswellasliquidsandothermaterialsusedtocleanthesamplingtoolsanddevices.Whenrequired,orasamatterofdiligencetopersonalsafety,usepersonalprotectiveequipment(PPE).
【中国标准分类号】:E38
【国际标准分类号】:29_040_10
【页数】:14P.;A4
【正文语种】: