ASTM B703-2010 用阿诺德仪表测定粉末表观密度的标准试验方法
作者:标准资料网 时间:2024-05-28 15:10:41 浏览:9941
来源:标准资料网
下载地址: 点击此处下载
【英文标准名称】:StandardTestMethodforApparentDensityofMetalPowdersandRelatedCompoundsUsingtheArnoldMeter
【原文标准名称】:用阿诺德仪表测定粉末表观密度的标准试验方法
【标准号】:ASTMB703-2010
【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】:表观密度;阿诺德表观密度;阿诺德仪表;非自由流动粉末密度;金属粉末;产品表观密度;阿诺德仪表检测;密度.金属粉末(P/M);自由流动的金属粉末;非自由流动的金属粉末
【英文主题词】:apparentdensity;ArnoldApparentDensity;ArnoldMeter;densityofnon-free-flowingpowders;metalpowders;productionapparentdensity;Arnoldmetertest;Density--metalpowders(P/M);Free-flowingmetalpowders;Non-free-flowingmetalpowders
【摘要】:Theapparentdensityisanimportantmeasureofamaterialcharacteristicofthepowderthatisusefultothepowderproducersandpowderusersindeterminingqualityandlottolotconsistency.Thistestmethodisapplicabletofree-flowingandnon-free-flowingmetalpowders,lubricatedpowdermixturesandmetalcompounds.5.3Theapparentdensityofalubricatedmetalpowdermixturemaybedifferentwhenaquantitysettlesafterfallingintothediecavityduringautomaticcompactingascomparedwiththevalueobtainedfromameasurementtakeninthelaboratoryundercontrolledtestconditions.5.4Thistestmethodsimulatestheactionofthefeedshoeonapowdercompactingpressandgivesanapparentdensityvaluethatcloselyapproximatestheapparentdensityofthepowderinthediecavityaftertheproductionfillingoperation.5.5Knowledgeofthisapparentdensityvalueforthefinallubricatedproductionpowdermixtureisveryhelpfultothepowdermetallurgy(PM)partsfabricatortosetthecompressionratiosforfixedfilldiecavitytooling.5.6Thevaluesofapparentdensityobtainedonmetalpowderswiththistestmethodareapproximately0.2g/cm3higherthanthoseobtainedusingtheHallFunnel,TestMethodB212,theCarneyFunnel,TestMethodB417;ortheScottVolumeter,TestMethodB329.5.7ThistestmethodmaybepartofapurchaseagreementbetweenthepowdersupplierandPMpartsproducer,oritmaybeaninternalqualitycontroltestforeitherparty.1.1Thistestmethodcoversaquantitativelaboratoryprocedurefordeterminingtheapparentdensityofbothfree-flowingandnon-free-flowingmetalpowders,lubricatedmetalpowdermixtures,andpowdercompounds.1.2Withtheexceptionofthevaluesformass,volume,anddensity,forwhichtheuseofthegramandthecubiccentimetreunitsisthelong-standingindustrypractice,thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.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】:
【原文标准名称】:用阿诺德仪表测定粉末表观密度的标准试验方法
【标准号】:ASTMB703-2010
【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】:表观密度;阿诺德表观密度;阿诺德仪表;非自由流动粉末密度;金属粉末;产品表观密度;阿诺德仪表检测;密度.金属粉末(P/M);自由流动的金属粉末;非自由流动的金属粉末
【英文主题词】:apparentdensity;ArnoldApparentDensity;ArnoldMeter;densityofnon-free-flowingpowders;metalpowders;productionapparentdensity;Arnoldmetertest;Density--metalpowders(P/M);Free-flowingmetalpowders;Non-free-flowingmetalpowders
【摘要】:Theapparentdensityisanimportantmeasureofamaterialcharacteristicofthepowderthatisusefultothepowderproducersandpowderusersindeterminingqualityandlottolotconsistency.Thistestmethodisapplicabletofree-flowingandnon-free-flowingmetalpowders,lubricatedpowdermixturesandmetalcompounds.5.3Theapparentdensityofalubricatedmetalpowdermixturemaybedifferentwhenaquantitysettlesafterfallingintothediecavityduringautomaticcompactingascomparedwiththevalueobtainedfromameasurementtakeninthelaboratoryundercontrolledtestconditions.5.4Thistestmethodsimulatestheactionofthefeedshoeonapowdercompactingpressandgivesanapparentdensityvaluethatcloselyapproximatestheapparentdensityofthepowderinthediecavityaftertheproductionfillingoperation.5.5Knowledgeofthisapparentdensityvalueforthefinallubricatedproductionpowdermixtureisveryhelpfultothepowdermetallurgy(PM)partsfabricatortosetthecompressionratiosforfixedfilldiecavitytooling.5.6Thevaluesofapparentdensityobtainedonmetalpowderswiththistestmethodareapproximately0.2g/cm3higherthanthoseobtainedusingtheHallFunnel,TestMethodB212,theCarneyFunnel,TestMethodB417;ortheScottVolumeter,TestMethodB329.5.7ThistestmethodmaybepartofapurchaseagreementbetweenthepowdersupplierandPMpartsproducer,oritmaybeaninternalqualitycontroltestforeitherparty.1.1Thistestmethodcoversaquantitativelaboratoryprocedurefordeterminingtheapparentdensityofbothfree-flowingandnon-free-flowingmetalpowders,lubricatedmetalpowdermixtures,andpowdercompounds.1.2Withtheexceptionofthevaluesformass,volume,anddensity,forwhichtheuseofthegramandthecubiccentimetreunitsisthelong-standingindustrypractice,thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.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】:
下载地址: 点击此处下载