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《e-金屬硬度換算表(布氏硬度,維氏硬度,洛氏硬度,洛氏表面硬度,努氏硬度和肖氏硬度之間的關(guān)系)》由會(huì)員上傳分享，免費(fèi)在線閱讀，更多相關(guān)內(nèi)容在教育資源-天天文庫。
1、Designation:E140–02標(biāo)記：E140–02StandardHardnessConversionTablesforMetalsRelationshipAmongBrinellHardness,VickersHardness,RockwellHardness,SuperficialHardness,KnoopHardness,andScleroscopeHardness1標(biāo)準(zhǔn)金屬硬度換算表布氏硬度，維氏硬度，洛氏硬度，洛氏表面硬度，努氏硬度，肖氏硬度之間的關(guān)系Thisstandardisissu
2、edunderthefixeddesignationE140;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(e)indicatesaneditorialchangesi
3、ncethelastrevisionorreapproval.該標(biāo)準(zhǔn)在E140指標(biāo)下發(fā)行；直接跟在標(biāo)記后面的數(shù)字指最初采用的年份或在有修訂的情況下最后修訂的年份。在圓括號(hào)里的數(shù)字指最后重新通過的年份。上標(biāo)第五字指從最后修訂或通過以來編輯上的改變。ThisstandardhasbeenapprovedforusebyagenciesoftheDepartmentofDefense.該標(biāo)準(zhǔn)已被通過為國(guó)防部所屬機(jī)構(gòu)所使用。1.Scope范圍1.1ConversionTable1presentsdataintheR
4、ockwellChardnessrangeontherelationshipamongBrinellhardness,Vickershardness,Rockwellhardness,Rockwellsuperficialhardness,Knoophardness,andScleroscopehardnessofnonausteniticsteelsincludingcarbon,alloy,andtoolsteelsintheas-forged,annealed,normalized,andquench
5、edandtemperedconditionsprovidedthattheyarehomogeneous.換算表1代表洛氏C硬度里的數(shù)據(jù)排列于布氏硬度，維氏硬度，洛氏硬度，洛氏表面硬度，努氏硬度和非奧氏體的鋼鐵的肖氏硬度關(guān)系之中，包括工具鋼鐵在碳，合金以及鑄造、鍛煉、規(guī)格化、淬火和緩和條件，倘若他們是都同類的話。1.2ConversionTable2presentsdataintheRockwellBhardnessrangeontherelationshipamongBrinellhardness,Vi
6、ckershardness,Rockwellhardness,Rockwellsuperficialhardness,Knoophardness,andScleroscopehardnessofnonausteniticsteelsincludingcarbon,alloy,andtoolsteelsintheas-forged,annealed,normalized,andquenchedandtemperedconditionsprovidedthattheyarehomogeneous.換算表392代
7、表洛氏B硬度里的數(shù)據(jù)排列于布氏硬度，維氏硬度，洛氏硬度，洛氏表面硬度，努氏硬度和非奧氏體的鋼鐵的肖氏硬度關(guān)系之中，包括工具鋼鐵在碳，合金以及鑄造、鍛煉、規(guī)格化、淬火和緩和條件，倘若他們是都同類的話。1.3ConversionTable3presentsdataontherelationshipamongBrinellhardness,Vickershardness,Rockwellhardness,Rockwellsuperficialhardness,andKnoophardnessofnickeland
8、high-nickelalloys(nickelcontentover50%).Thesehardnessconversionrelationshipsareintendedtoapplyparticularlytothefollowing:nickel-aluminum-siliconspecimensfinishedtocommercialmillstandardsforhardnesstesting,cov
