作者:标准资料网 时间:2024-05-18 08:56:46   浏览:8086   来源:标准资料网

【英文标准名称】:StandardTestMethodforCompressibilityofMetalPowdersinUniaxialCompaction
【原文标准名称】:单轴压缩中金属粉末的可压缩性的标准试验方法
【标准号】:ASTMB331-2010
【标准状态】:现行
【国别】:
【发布日期】:2010
【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】:B09.02
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:压缩性;金属粉末;紧密性
【英文主题词】:compressibility;metalpowder;Compactibility
【摘要】:Thecompressibilityvalueobtainedbythistestisameasureofamaterialcharacteristicofthepowder.Thetestmethodisusefulinresearchanddevelopmentprojects,asaqualitycontroltestintheevaluationandmanufacturingcontrolofmetalpowderproduction,andasanacceptancetestforshipmentofmetalpowderlots.InPMproductionoperations,thetestishelpfulindeterminingpressingandtoolingrequirementsforhighdensityparts.Resultsmaybeaffectedbytestconditionssuchasthetypeamount,andmethodoflubrication,dwelltimeduringcompaction,anddiematerial.Thecompressibilityvaluesmaynotnecessarilyagreewithresultsobtainedunderproductionconditions.1.1Thislaboratorytestmethodcoversthedeterminationofthecompressibilityofmetalpowdersandmetalpowdermixturesasmeasuredbytheextenttowhichasamplecanbedensifiedundercontrolledconditionsinaspecifieddie.1.2Withtheexceptionofdensityvalues,forwhichtheg/cm3unitistheindustrystandard,thevaluesstatedininch-poundunitsaretoberegardedasthestandard.ThevaluesshowninparenthesisaremathematicalconversionstoSIunitsthatarepresentedforinformationonlyandarenottobeconsideredasstandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:H16
【国际标准分类号】:
【页数】:4P.;A4
【正文语种】: