NF P98-818-6/IN1-2007 沥青混合物.热混沥青的试验方法.第6部分:沥青试样体密度的测定
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【英文标准名称】:Bituminousmixtures-Testmethodsforhotmixasphalt-Part6:determinationofbulkdensityofbituminousspecimens.
【原文标准名称】:沥青混合物.热混沥青的试验方法.第6部分:沥青试样体密度的测定
【标准号】:NFP98-818-6/IN1-2007
【标准状态】:作废
【国别】:法国
【发布日期】:2007-09-01
【实施或试行日期】:
【发布单位】:法国标准化协会(FR-AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:Asphalts;Construction;Constructionmaterials;Definitions;Densityofspace;Determination;Determinationofcontent;Hotmixasphalts;Hydrostatic;Mathematicalcalculations;Mechanicalproperties;Methods;Pavements(roads);Performancetests;Physicalproperties;Roadconstruction;Samplingmethods;Testspecimens;Testing;Volumetricanalysis
【摘要】:
【中国标准分类号】:E43
【国际标准分类号】:75_140;93_080_20
【页数】:2P.;A4
【正文语种】:其他
【英文标准名称】:StandardReferenceRadiographsforSteelCastingsUpto2in.[51mm]inThickness
【原文标准名称】:钢铸件厚度在2in(51mm)及以下用基准射线摄影
【标准号】:ASTME446-1998(2004)e1
【标准状态】:现行
【国别】:
【发布日期】:1998
【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】:E07.02
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:金相学;铸件;射线摄影;试验;厚度;造船;无损检验;金属;钢
【英文主题词】:castings;discontinuities;gammaray;referenceradiographs;steel;x-ray
【摘要】:1.1Thesereferenceradiographsillustratevarioustypesanddegreesofdiscontinuitiesoccurringinsteelcastingsthathavesectionthicknessesupto2in.[51mm](Note1).Note1-ReferenceradiographspreviouslyusedforthisthicknessrangecarriedthedesignationE71,butincludedanowrarelyusedgammasource,thatis,radium.ThecurrentdocumentisalsoupdatedbyinclusionofseveralrecognizedshrinkageorCcategoriesandbyeliminationofthecrackandhottearcategoriesexceptforoneexampleofeachofthesediscontinuitytypes.ReferenceradiographsforthickersectionsmaybefoundinE186andE280.1.2Thesereferenceillustrationsconsistofthreeseparatesets(Note2)asfollows:(1)mediumvoltage(nominal250-kVp)Xrays.(2)1-MVXraysandIridium-192radiation,and(3)2-MVto4-MVXraysandcobalt-60radiation.Eachsetisforcomparisononlywithradiographsproducedwithequivalentradiation.Itshouldberecognizedthateachenergylevelisnotapplicabletotheentirethicknessrangecoveredbythisdocument.Eachsetconsistsof6categoriesofgradeddiscontinuitiesinincreasingseverityleveland4categoriesofungradeddiscontinuitiesfurnishedasexamplesonly,asfollows:1.2.1CategoryA-Gasporosity;severitylevels1through5.1.2.2CategoryB-Sandandslaginclusions;severitylevels1through5.1.2.3CategoryC-Shrinkage;4types:1.2.3.1CA-Severitylevels1through5.1.2.3.2CB-Severitylevels1through5.1.2.3.3CC-Severitylevels1through5.1.2.3.4CD-Severitylevels1through5.1.2.4CategoryD-Crack;1illustration.1.2.5CategoryE-Hottear;1illustration.1.2.6CategoryF-Insert;1illustration.1.2.7CategoryG-Mottling;1illustration.Note2-Theillustrationsconsistofthefollowing:VolumeI:MediumVoltage(Nominal250kVp)X-RayReferenceRadiographs-Setof34illustrations(5by7in.)ina15by17-in.ringbinder.VolumeII:1-MVXRaysandIridium-192ReferenceRadiographs-Setof34illustrations(5by7in.)ina15by17-in.ringbinder.VolumeIII:2-MVto4-MVXRaysandCobalt-60ReferenceRadiographs-Setof34illustrations(5by7in.)ina15by17-in.ringbinder.Note3-AlthoughCategoryG-Mottlingislistedforallthreevolumes,theappearanceofmottlingisdependentonthelevelofradiationenergy.MottlingappearsreasonablyprominentinVolumeI;however,becauseofthehigherradiationenergylevelsmottlingmaynotbeapparentinVolumeIInorVolumeIII.1.3Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:H26
【国际标准分类号】:
【页数】:3P.;A4
【正文语种】:
Product Code:SAE AS4233
Title:Fitting, Elbow, 90 Degrees, Bulkhead, External Thread, Beam Seal to Integral Weld Ring
Issuing Committee:G-3, Aerospace Couplings, Fittings, Hose, Tubing Assemblies
Scope:No scope available.
