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ASTM D4003-1998(2003) 船运集装箱及系统可程控的水平冲击试验的试验方法

作者:标准资料网 时间:2024-05-16 05:45:05  浏览:8893   来源:标准资料网
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【英文标准名称】:StandardTestMethodsforProgrammableHorizontalImpactTestforShippingContainersandSystems
【原文标准名称】:船运集装箱及系统可程控的水平冲击试验的试验方法
【标准号】:ASTMD4003-1998(2003)
【标准状态】:现行
【国别】:
【发布日期】:1998
【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】:D10.22
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:货运容器;包装件;包装;试验;冲击试验;容器
【英文主题词】:controlled;horizontalimpact;palletmarshalling;railcar;switching
【摘要】:Thesetestmethodsprovideameasureofashippingcontainer’abilitytoprotectaproductfromfailureduetohorizontalimpacts.Thesemeasuresarebasedoncontrolledlevelsofshockinputandmaybeusedforarrivingattheoptimumdesignofacontainerorsystemtoprotectaproductagainstaspecifiedlevelofshippingenvironmenthazard.Thesetestmethodsprovideameasureofapackagedproduct’abilitytowithstandthevariouslevelsofshippingenvironmenthazards.Thesemeasuresmaybeusedtoprescribeamodeofshippingandhandlingthatwillnotinducedamagetothepackagedproductortodefinetherequiredlevelsofprotectionthatmustbeprovidedbyitspackaging.TestMethodAisintendedtosimulatetherailcarcouplingenvironment.RefertoMethodsD5277forsimulatingthestandarddraftgearportionofthatenvironment.1.1Thesetestmethodsareintendedtodeterminetheabilityofapackageorproducttowithstandlaboratorysimulatedhorizontalimpactforces.1.2Thehorizontalimpactsusedinthesetestmethodsareprogrammedshockinputsthatrepresentthehazardsastheyoccurintheshippingandhandlingenvironments.Theenvironmentalhazardsmayincluderailswitchingimpacts,palletmarshallingimpacts,andsoforth.Thefollowingtestmethodsapply:1.2.1MethodA,RailCarSwitchingImpact-Thistestmethodsimulatesthetypesofshockpulsesexperiencedbyladinginrailcarswitching,withtheuseofarigidbulkheadontheleadingedgeofthetestcarriage,tosimulatetheendwallofarailcarandshockprogrammingdevicestoproducerepresentativeshockpulses.Withtheuseofbackloading,thistestmethodmayalsobeusedtosimulatecompressiveforcesexperiencedbyladingloadsduringrailcarswitching.Itissuitablefortestsofindividualcontainersorsystemsastheyareshippedinrailcars.Itmayalsobeusedtoevaluatetheeffectivenessofpalletpatternstodeterminetheeffectofinteractionbetweencontainersduringrailswitchingoperationimpacts.1.2.2MethodB,PalletMarshallingImpactTests-Thistestmethodassesstheabilityofsinglecontainers,systems,andunitloadquantitiestowithstandtheforcesencounteredduringpalletmarshallingorairplaneloadingoperations.1.3Thetestlevelsmaybevariedtorepresentthemodeonshippingandhandlingusedfortheitemundertest.1.4Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.TheSIunitsgiveninparenthesesareforinformationonly.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyproblems,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.SpecificprecautionarystatementsaregiveninSection6.
【中国标准分类号】:A85
【国际标准分类号】:55_040
【页数】:5P.;A4
【正文语种】:


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Product Code:SAE AMS5399
Title:Nickel Alloy, Corrosion and Heat-Resistant, Investment Castings, 52Ni - 19Cr - 11Co - 9.8Mo - 3.2Ti - 1.6Al - 0.006B, Vacuum-Melted, Vacuum-Cast, Solution Heat Treated
Issuing Committee:Ams F Corrosion Heat Resistant Alloys Committee
Scope: This specification covers a corrosion and heat-resistant nickel alloy in the form of investment castings.
Rationale: This specification covers a corrosion and heat-resistant nickel alloy in the form of investment castings.
基本信息
标准名称:机电式快速中间继电器技术条件
中标分类: 电工 >> 低压电器 >> 控制继电器
替代情况:被JB/T 3779-93代替
发布日期:
实施日期:2004-06-01
首发日期:
作废日期:1994-01-01
出版日期:
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所属分类: 电工 低压电器 控制继电器

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