SAE AS9519 Bolt, Machine, Hexagon Head, Steel, Cadmium Plated, .250-28 Unjf-3a
时间:2024-05-15 14:20:00 来源: 标准资料网 作者：标准资料网 阅读：9502
Product Code:SAE AS9519
Title:Bolt, Machine, Hexagon Head, Steel, Cadmium Plated, .250-28 Unjf-3a
Issuing Committee:E-25 General Standards For Aerospace And Propulsion Systems
Scope:No scope available.
【英文标准名称】:Personaleye-equipment-Sunglassesandsunglarefiltersforgeneraluseandfiltersfordirectobservationofthesun;GermanversionEN1836:2005,CorrigendatoDINEN1836:2005-11;GermanversionEN1836:2005/AC:2006
【原文标准名称】:个人眼睛防护.一般使用太阳镜和太阳强光滤光镜及直接观测太阳用的滤光镜.对DINEN1836-2005的勘误
【标准号】:DINEN1836Berichtigung1-2006
【标准状态】:作废
【国别】:德国
【发布日期】:2006-04
【实施或试行日期】:
【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】:ThisEuropeanStandardspecifiesphysicalproperties(mechanical,opticaletc.)forsunglassesandsunglarefiltersofnominalplanopowerwhicharenotprescriptionlenses,intendedforprotectionagainstsolarradiationforgeneraluse,forsocialanddomesticpurposes,includingroaduseanddriving.ThisEuropeanStandardspecifiesalsorequirementsforfiltersforthedirectobservationofthesun(e.g.duringeclipses).GuidanceforselectionanduseofthesefiltersisgiveninAnnexE.Forsunglassesandsunglarefiltersforindustrialuse,EN166andEN172apply.ThisEuropeanStandarddoesnotapplytoeyewearforprotectionagainstradiationfromartificiallightsources,suchasthoseusedinsolaria.EN170appliesforthesefilters.ThisEuropeanStandarddoesnotapplytoskigoggles,forwhichEN174applies,orothertypesofeyeprotectionusedforleisureactivities.ThisEuropeanStandarddoesnotapplytosunglassesandfiltersthathavebeenmedicallyprescribedforattenuatingsolarradiation.
【中国标准分类号】:C73
【国际标准分类号】:13_340_20
【页数】:2P;A4
【正文语种】:德语
【英文标准名称】:StandardTestMethodforEstimationofSolubilityofWaterinHydrocarbonandAliphaticEsterLubricants
【原文标准名称】:评定水在烃和脂肪酯润滑剂中溶解度的标准试验方法
【标准号】:ASTMD4056-2001(2006)
【标准状态】:现行
【国别】:
【发布日期】:2001
【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】:D02.11
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:润滑脂;水溶解度;试验;溶解度试验方法
【英文主题词】:lubricants;solubility;water
【摘要】:Knowledgeofthewatercontentisimportantinlubrication,aslargeamountsofwatercancausecorrosionfatigueinsteelbearings,andthecompleteabsenceofwatercancausemetalscuffing.Highwatercontenthasanacceleratingeffectonoxidationoflubricants,andcanalsocontributetofoaming,especiallyathighaltitudeortemperature,orboth.1.1Thistestmethodcoversaprocedureforestimatingtheequilibriumsolubilityofwateranditsvaporinhydrocarbonandaliphaticesterlubricants,attemperaturesbetween277and373K.Thetestmethodislimitedtoliquidsoflowtomoderatepolarityandhydrogenbonding,withpredictedsolubilitiesnotover1000ppmbyweightinhydrocarbons,or30000ppmbyweightinoxygenatedcompounds,at298K.1.2Specificallyexcludedareolefins,nitriles,nitrocompounds,andalcohols.1.3Thistestmethodisrecommendedonlyforliquidsnotcontainingwidelydifferentchemicalspecies.Thisexcludesblendsofesterswithhydrocarbons,andlubricantscontainingdetergents,dispersants,rustpreventives,orloadcarryingadditives.1.4ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:E34
【国际标准分类号】:75_100
【页数】:3P.;A4
【正文语种】: