MIL-HDBK-117
作者:标准资料网 时间:2024-05-12 17:20:11 浏览:9271
来源:标准资料网
MIL-HDBK-117, MILITARY HANDBOOK: MOTORS, ELECTRIC, SMALL ACQUISITION, OPERATIONS AND SUPPORT (1 APR 1991)., The purpose of this handbook is to provide general information for use in reducing field failures of small electric motors.
【英文标准名称】:StandardTestMethodforVibrationTestingofIntermediateBulkContainers(IBCs)UsedforShippingLiquidHazardousMaterials(DangerousGoods)
【原文标准名称】:运送液态危险材料(危险品)用散货容器(IBCs)的振动测试用标准试验方法
【标准号】:ASTMD7387-2007
【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】:D10.21
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:危险物品;配货;货物运输;中间散货容器;液态材料;运送;测试;振动测试
【英文主题词】:dangerousgoods;liquids;hazardousmaterials;intermediatebulkcontainer;packaging;vibration
【摘要】:Shippingcontainersareexposedtocomplexdynamicstresseswhensubjectedtovibrationpresentintransportationvehicles.Approximatingtheactualdamage,orlackofdamage,experiencedinshippingmayrequiresubjectingthecontainer(s)andcontentstovibrationinputs.Resonantresponsesduringshipmentcanbesevereandmayleadtofailureofthecontainerandspillageorleakageofcontents.Identificationofcriticalfrequenciesandthenatureofpackagestressescanaidinminimizingtheeffectoftheseoccurrences.ThisvibrationtestisbasedonmethodscurrentlyusedforthequalificationofIBCsinCFR49andhasdemonstratedsuccessfuluseintransportation.Exposuretovibrationcanaffecttheshippingcontainer,itsmeansofclosure,anditscontents.Thistestmethodallowsanalysisoftheinteractionofthesecomponents.Designmodificationtooneormoreofthesecomponentsmaybeutilizedtoachieveoptimumperformanceintheshippingenvironment.Thistestmethodissuitableforindividualfilledcontainersthataretransportedunrestrainedonthebedofavehicle.Thistestmethodisnotintendedfortestingintermediatebulkcontainersatafrequencythatcausesthecontainertogointoresonance.1.1Thistestmethodcoversvibrationtestingoffilledintermediatebulkcontainers(IBCs)intendedtocontainliquidhazardousmaterials(dangerousgoods)andissuitablefortestingIBCsofanydesignormaterialwithanymeansofclosure.ThistestmethodhasbeenusedbytheUnitedStatesDepartmentofTransportation(DOT)totestandqualifyIBCsforshippinghazardousmaterials.ThetestmethodisusedtodeterminethattheIBCsmaintainintegrityandtopreventleakageorspillageofcontentsduringshipping.Thistestmethodshouldbeusedasascreeningtoolorasadesignqualificationtest.Othervibrationmethodsareavailabletomorecloselysimulatevibrationexperiencedintransportation.1.2ThistestmethodisappropriatefortestingIBCsrangingfrom450to3000L(119to793gal).PackagingsofsmallersizesshouldbetestedusingTestMethodsD999orotherapplicablemethods.1.3TheISO2247standardmaynotmeettherequirementsforthistestmethod.1.4ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.SpecificprecautionarystatementsaregiveninSection6.
【中国标准分类号】:A82
【国际标准分类号】:55_180_99
【页数】:4P.;A4
【正文语种】:
Product Code:SAE AMS4384
Title:Sheet and Plate, Magnesium Alloy 3.2th 0.70zr, Annealed Recrystallized (NONCURRENT Jul 2000)
Issuing Committee:Ams D Nonferrous Alloys Committee
Scope:This specification covers a magnesium alloy in the form of sheet and plate. These products have been used typically for parts requiring good weldability and formability, but usage is not limited to such applications.
