ASTM B946-2011 粉末冶金(P/M)产品的表面抛光的标准试验方法

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【英文标准名称】:StandardTestMethodforSurfaceFinishofPowderMetallurgy(P/M)Products
【原文标准名称】:粉末冶金(P/M)产品的表面抛光的标准试验方法
【标准号】:ASTMB946-2011
【标准状态】:现行
【国别】:
【发布日期】:2011
【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】:B09.05
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:粉末冶金;粉末冶金零件;触针;表面抛光;表面粗糙度;金属粉末;粉末冶金(P/M)材料;表面粗糙度测量
【英文主题词】:powdermetallurgy;powdermetallurgyparts;stylus;surfacefinish;surfaceroughness;Metalpowders;Powdermetallurgy(P/M)materials;Surfaceroughnessmeasurement
【摘要】:Thesurfacefinishofacomponentmaybecriticalforcertainapplications,affectingpropertiessuchaswearresistance,fatiguestrength,andcoefficientoffriction.Surfacefinishmayalsobecriticalforcomponentassemblyorsystemperformance.Dimensionalfitandmatingsurfaceinteractionmayrequirecertainsurfacefinishrequirementstomeetperformancespecifications.1.1Thistestmethodcoversmeasuringthesurfacefinishofpowdermetallurgy(PM)productsatallstagesofmanufacturingfromgreencompacttofullyhardenedfinishedcomponent.1.2Thistestmethodprovidesthedefinitionandschematicofsomecommonsurfacefinishparameters(Ra,Rt,andRzISO)1.3Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesandtodeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:
【国际标准分类号】:25_220_40;77_160
【页数】:3P.;A4
【正文语种】: