SAE AMS5548 Steel, Corrosion and Heat-Resistant, Sheet and Strip, 16.5Cr - 4.5Ni - 2.9Mo - 0.10N, 1850 to 1975 掳F (1010
时间:2024-05-13 13:29:48 来源: 标准资料网 作者：标准资料网 阅读：8347
Product Code:SAE AMS5548
Title:Steel, Corrosion and Heat-Resistant, Sheet and Strip, 16.5Cr - 4.5Ni - 2.9Mo - 0.10N, 1850 to 1975 掳F (1010 to 1079 掳C) Annealed
Issuing Committee:Ams F Corrosion Heat Resistant Alloys Committee
Scope:This specification covers a corrosion and heat-resistant steel in the form of sheet and strip.
【英文标准名称】:StandardTestMethodforDensity,RelativeDensity,andAPIGravityofLiquidsbyDigitalDensityMeter
【原文标准名称】:数字密度计测定液体密度,相对密度和API度的标准试验方法
【标准号】:ASTMD4052-2009
【标准状态】:现行
【国别】:美国
【发布日期】:2009
【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】:D02.04.0D
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:APIGravity;density;digitaldensityanalyzer;petroleumdistillates;petroleumproducts;relativedensity;Density--petroleumproducts;Digitalanalysis;Distillatefuels;NumberCode17.060(Measurementofvolume,mass,density,viscosity)
【摘要】:Densityisafundamentalphysicalpropertythatcanbeusedinconjunctionwithotherpropertiestocharacterizeboththelightandheavyfractionsofpetroleumandpetroleumproducts.Determinationofthedensityorrelativedensityofpetroleumanditsproductsisnecessaryfortheconversionofmeasuredvolumestovolumesatthestandardtemperatureof15x00B0;C.1.1Thistestmethodcoversthedeterminationofthedensity,relativedensity,andAPIGravityofpetroleumdistillatesandviscousoilsthatcanbehandledinanormalfashionasliquidsatthetemperatureoftest,utilizingeithermanualorautomatedsampleinjectionequipment.Itsapplicationisrestrictedtoliquidswithtotalvaporpressures(seeTestMethodD5191)typicallybelow100kPaandviscosities(seeTestMethodD445orD7042)typicallybelowabout15000mm2/satthetemperatureoftest.Thetotalvaporpressurelimitationhowevercanbeextendedto>100kPaprovidedthatitisfirstascertainedthatnobubblesformintheU-shaped,oscillatingtube,whichcanaffectthedensitydetermination.Someexamplesofproductsthatmaybetestedbythisprocedureinclude:gasolineandgasoline-oxygenateblends,diesel,jet,basestocks,waxes,andlubricatingoils.1.1.1Waxeswerenotincludedinthe1999interlaboratorystudy(ILS)samplesetthatwasusedtodeterminethecurrentprecisionstatementsofthemethod,sinceallsamplesevaluatedatthetimewereanalyzedatatesttemperatureof15x00BA;C.Waxsamplesrequireatemperaturecelloperatedatelevatedtemperaturesnecessarytoensurealiquidtestspecimenisintroducedforanalysis.Consultinstrumentmanufacturerinstructionsforappropriateguidanceandprecautionswhenattemptingtoanalyzewaxsampletypes.RefertothePrecisionandBiassectionofthemethodandNote6formoredetailedinformationaboutthe1999ILSthatwasconducted.1.2Incasesofdispute,therefereemethodistheonewheresamplesareintroducedmanuallyasin6.3or6.4,asappropriateforsampletype.1.3Thistestmethodshouldnotbeappliedtosamplessodarkincolorthattheabsenceofairbubblesinthesamplecellcannotbeestablishedwithcertainty.ForthedeterminationofdensityincrudeoilsamplesuseTestMethodD5002.1.4ThevaluesstatedinSIunitsareregardedasthestandard,unlessstatedotherwise,suchasthex201C;torrx201D;unitsofpressureinEq1.Theacceptedunitsofmeasurefordensityaregramspermillilitre(g/mL)orkilogramspercubicmetre(kg/m3).1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Forspecifichazardstatements,see7.4,7.5,and10.3.
【中国标准分类号】:N51
【国际标准分类号】:
【页数】:8P.;A4
【正文语种】:英语
【英文标准名称】:Informationtechnology-8-bitsingle-bytecodedgraphiccharactersets-Part4:LatinalphabetNo.4AdoptedbyINCITS
【原文标准名称】:信息技术.8-比特单一字节编码的图表字符集.第4部分:INCITS采用的4号拉丁字母表
【标准号】:ANSIISO/IEC8859-4-1998
【标准状态】:现行
【国别】:美国
【发布日期】:1998-07-01
【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】:ANSI
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:Specifiesasetof191codedgraphiccharactersidentifiedasLatinalphabetNo.4.Thissetofcodedgraphiccharactersisintendedforuseindataandtextprocessingapplicationsandalsoforinformationinterchange.Thesetcontainsgraphiccharactersusedforgeneralpurposeapplicationsintypicalofficeenvironmentsinatleastthefollowinglanguages:Danish,English,Estonian,Finnish,German,Greenlandic,Latin,Latvian,Lithuanian,Norwegian,Sami,SloveneandSwedish.
【中国标准分类号】:L71
【国际标准分类号】:35_040
【页数】:
【正文语种】:英语