ANSI/ASTM F2574-2006 低速投掷标物规范
时间:2024-05-20 23:26:41 来源: 标准资料网 作者：标准资料网 阅读：9464
【英文标准名称】:SpecificationforLowVelocityProjectileMarker
【原文标准名称】:低速投掷标物规范
【标准号】:ANSI/ASTMF2574-2006
【标准状态】:现行
【国别】:美国
【发布日期】:2006-05-23
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:投掷;速度
【英文主题词】:Projectiles;Velocity
【摘要】:Thisspecificationcoverslowvelocityprojectilemarkers(hereinreferredtoasLVPmarker)thatpropelalowvelocityresilientmaterialprojectile(hereinreferredtoasLVRMprojectileasdefinedinSpecificationF2573)bymeansofenergyreleasedbycompressedair,compressedgas,oracombinationthereof,withvelocitynottoexceed53.34m/s(175ft/s).LVRMprojectilesaremadeofaresilientmaterialandhaveadiameternosmallerthan20mm(0.7874in)andnogreaterthan30mm(1.18in.).ThehardnessoftheLVRMprojectileistobenogreaterthan75Shore00.TheweightoftheLVRMprojectileisnottoexceed4.0g.ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.Thefollowingprecautionarycaveatpertainsonlytothetestmethodportion,Section8,ofthisspecification.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Y55
【国际标准分类号】:97_220_40
【页数】:
【正文语种】:英语
【英文标准名称】:StandardTestMethodsforRubberCompoundingMaterialsDeterminationofParticleSizeDistributionofRecycledVulcanizateParticulateRubber
【原文标准名称】:橡胶化合材料的标准试验方法.硫化颗粒橡胶粒径分布的测定
【标准号】:ASTMD5644-2001(2008)
【标准状态】:现行
【国别】:美国
【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】:D11.20
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:particlesizedistribution;ultrasoniclightopticalmicroscopictechnique;Particleanalysis--rubbermaterials;Rubbercompoundingmaterials;Vulcanizedrubbers
【摘要】:Theparticulatesizedistributionofvulcanizateparticulaterubberisusedforthepurposeofassigningaproductmeshoraverageparticlesizedesignation.TheproductdesignationformeshsizefortheRo-tapmethod(MethodA,asfollows)isbasedonthesizedesignationscreenwhichallowsarangefortheupperlimitretainedofmaximum5%forupto850x03BC;m(20mesh)particles,maximum10%for600to150x03BC;m(30to100mesh),andmaximum15%for128to75x03BC;m(120to200mesh).Norubberparticlesshallberetainedonthezeroscreen(seeTable1,ClassificationD5603).ForMethodA,theweightpercentretainedonaspecificscreenisnotedwhereasinMethodB(ultrasonictechnique),thenumberofparticlesataparticularsizeiscounted.MethodBaddressesproblemsthatmaybecausedbytackinessandstaticelectricalforcesthatrecycledrubberparticlesexertoneachothertoformagglomerates,especiallyfor80meshorfinerparticles.Thismethodeliminatesagglomerateformationbyultrasonicallydispersingtheparticles.Bothmethodscanbeusedasaqualitycontroltool.1.1Thesetestmethodsdescribetheproceduresfordeterminingaverageparticlesizedistributionofrecycledvulcanizateparticulate.1.2MethodAdescribestheRo-tapsievetestmethodfor60meshorcoarserparticles.1.3MethodBdescribestheultrasonictechniquecombinedwithopticalmicroscopeespeciallysuitablefor80meshorfinerparticles.ThisprocedureisbasedonTestMethodD3849.1.4ThevaluesstatedinSIunitsaretoberegardedasthestandard.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G34
【国际标准分类号】:83_060
【页数】:4P.;A4
【正文语种】:英语
【英文标准名称】:Banking.Requirementsformessageauthentication(wholesale).
【原文标准名称】:银行业务.电文鉴别要求
【标准号】:NFK19-020-1990
【标准状态】:作废
【国别】:法国
【发布日期】:1990-09-01
【实施或试行日期】:1990-09-05
【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】:信息交流;校验;文电;银行业务;银行文件;银行
【英文主题词】:Authentication;Bankoperations;Bankingdocuments;Banks;Informationexchange;Messages
【摘要】:
【中国标准分类号】:A11
【国际标准分类号】:03_060;35_240_40
【页数】:26P;A4
【正文语种】:其他