SAE AMS4048 Aluminum Alloy Sheet and Plate, Alclad 5.6Zn - 2.5Mg - 1.6Cu - 0.23Cr (Alclad 7075-0) Annealed
时间:2024-05-22 10:53:12 来源: 标准资料网 作者：标准资料网 阅读：9503
Product Code:SAE AMS4048
Title:Aluminum Alloy Sheet and Plate, Alclad 5.6Zn - 2.5Mg - 1.6Cu - 0.23Cr (Alclad 7075-0) Annealed
Issuing Committee:Ams D Nonferrous Alloys Committee
Scope:This specification covers an aluminum alloy in the form of sheet and plate, clad on two sides.
【英文标准名称】:StandardTestMethodforStoppingDistanceonPavedSurfacesUsingaPassengerVehicleEquippedWithFull-ScaleTires
【原文标准名称】:装有足尺寸轮胎的客车在铺覆路面上刹车距离的标准试验方法
【标准号】:ASTME445/E445M-1988(2008)
【标准状态】:现行
【国别】:美国
【发布日期】:1988
【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】:E17.21
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:Brakingforce/torque(onpavementsurfaces);Passengercars;Pavementsurfaces;Stoppingdistance;Tiretesting
【摘要】:Theknowledgeofvehiclestoppingdistanceservesasanadditionaltoolincharacterizingthepavementsurfaceskidresistance.Whenusedinconjunctionwithotherphysicalandchemicaltests,theskidresistancevaluesderivedfromthistestmethodmaydeterminethesuitabilityandadequacyofpavingmaterialsorfinishingtechniques.Improvementsinpavementmaintenancepracticesandschedulesmayresultfromuseofthistestmethod.Thestoppingdistancevaluesmeasuredbythistestmethodwiththeequipmentandproceduresstatedhereindonotnecessarilyagreeorcorrelatedirectlywithothermethodsofskid-resistancemeasurements.,Thistestmethodissuitableforresearchanddevelopmentpurposes,wheredirectcomparisonbetweenpavementsurfacesaretobemadewithinthesametestprogram.1.1Thistestmethodcoversthemeasurementofstoppingdistanceonpavedsurfaceswithapassengervehicleequippedwithspecifiedfull-scaleautomobiletires.1.2Thistestmethodutilizesameasurementofstoppingdistancesrepresentingthenon-steadystateskidresistanceonfourlockedwheelsasthevehicledeceleratesoverawettedpavementsurfaceunderspecifiedlimitsofstaticwheelloadandfromadesiredspeed,whilethevehicleremainsessentiallyparalleltoitsoriginaldirectionofmotion.1.3ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Thevaluesstatedineachsystemmaynotbeexactequivalents;therefore,eachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnon-conformancewiththestandard.1.4Thisstandardmayinvolvehazardousmaterials,operations,andequipment.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G41
【国际标准分类号】:93_080_20
【页数】:4P.;A4
【正文语种】:英语
【英文标准名称】:Gascylinders.Gascylinderswithalinertotallyreinforcedwithacompositefilamentwinding.Performance,designandtesting.
【原文标准名称】:气瓶.用复合材料绕制成圈加固的气瓶.特性,设计和试验
【标准号】:NFE29-751-1991
【标准状态】:作废
【国别】:法国
【发布日期】:1991-10-01
【实施或试行日期】:1991-10-20
【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】:J74
【国际标准分类号】:23_020_30
【页数】:20P;A4
【正文语种】:其他