Product Code:SAE AMS4147
Title:Aluminum Alloy Forgings 5.6Zn - 2.5Mg - 1.6Cu - 0.23Cr (7075-T7352) Solution Heat Treated, Stress Relieved by Compression, and Overaged
Issuing Committee:Ams D Nonferrous Alloys Committee
Scope:This specification covers an aluminum alloy in the form of die and hand forgings.
【英文标准名称】:StandardTestMethodforVehicleCrashTestingofPerimeterBarriers
【原文标准名称】:环形物障的车辆撞击测试的标准试验方法
【标准号】:ASTMF2656-2007
【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】:F12.10
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:物障;碰撞;撞击;维修;周长;道路车辆;试验设备;测试;运载工具
【英文主题词】:anti-rambarriers;anti-terroristbarriers;berms;bollards;continuousbarriers;ditches;fixedbarriers;fixed-widthbarriers;freestandingbarriers;netbarriers;operablebarriers;perimeterbarriers;perimetergates;planterbarriers;platebarriers;
【摘要】:Thistestmethodprovidesastructuredproceduretoestablishapenetrationratingforperimeterbarrierssubjectedtoavehicleimpact.Knowingthepenetrationratingprovidestheabilitytoselectanappropriatebarrierforsite-specificconditionsaroundafacility.Thebarrierpenetrationratingdoesnotimplythatabarrierwillperformasratedinallsiteconditions,approachroutes,andtopography.Also,onlysingle-specimentestsataspecifiedimpactlocationarerequiredbythistestmethod,andtherefore,notallpointsofimpactcanbetestedandvalidatedforthepenetrationrating.Otherimpactlocationsmayresponddifferently.1.1Thistestmethodprovidesarangeofvehicleimpactconditions,designations,andpenetrationperformancelevels.Thiswillallowanagencytoselectpassiveperimeterbarriersandactiveentrypointbarriersappropriateforuseatfacilitieswithadefinedmovingvehiclethreat.Agenciesmayadoptandspecifythoseconditiondesignationsandperformancelevelsinthistestmethodthatsatisfytheirspecificneeds.Agenciesmayalsoassigncertificationratingsforactiveandpassiveperimeterbarriersbasedonthetestsandtestmethodologiesdescribedherein.Manytestparametersarestandardizedtoarriveatacommonvehicletypeandmass,enhancetestrealismandreplication,andproduceuniformratingdesignations.1.2Compliancewiththesetestproceduresestablishesameasureofperformancebutdoesnotrenderanyperimeterbarrierinvulnerabletovehiclepenetration.Cautionshouldbeexercisedininterpretingtestfindingsandinextrapolatingresultstootherthantestconditions.Whilecomputersimulationsarepowerfultoolsthatareusefulinthedevelopmentofnewandimprovedbarriersorinestimatingperformanceunderdifferingconditions,useofonlytheresultsfromcomputersimulationforfieldingaproductisstronglydiscouraged.Whenperformingatest,developersandusersareencouragedtoaddressspecificorunusualsiteconditionsasneeded.Oftenlocalterrainfeatures,soilconditions,climate,orotheritemswilldictatespecialneedsatspecificlocations.Therefore,ifsiteconditionsarelikelytodegradeabarriersperformance,theagencyinneedofaperimeterbarriershouldrequiretestingwiththespecificsiteconditionsreplicatedforfull-scalecrashtesting.1.3Product/designcertificationunderthistestmethodonlyaddressestheabilityofthebarriertowithstandtheimpactofthetestvehicle.Itdoesnotrepresentanendorsementoftheproduct/designoraddressitsoperationalsuitability.1.4ThevaluesinSIunitsaretoberegardedasthestandard.Thevaluesshowninparenthesesareforinformationonly.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesandtodeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:T04
【国际标准分类号】:43_180
【页数】:16P.;A4
【正文语种】:
基本信息
| 标准名称： | X射线分析仪器 主参数系列 |
| 中标分类： |
仪器、仪表 >>
光学仪器 >>
光学仪器综合 |
| 替代情况： | 转化为JB/T 9399-1999 |
| 发布日期： | |
| 实施日期： | 1990-01-01 |
| 首发日期： | |
| 作废日期： | |
| 出版日期： | |
适用范围
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前言
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引用标准
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所属分类： 仪器 仪表 光学仪器 光学仪器综合