作者:标准资料网 时间:2024-04-29 15:24:58   浏览:9449   来源:标准资料网

【英文标准名称】:StandardTestMethodforDeterminationofBulkDensityofCoalUsingNuclearBackscatterDepthDensityMethods
【原文标准名称】:用核反射层深度密度法测定煤的体密度的标准试验方法
【标准号】:ASTMD6347/D6347M-2005
【标准状态】:现行
【国别】:美国
【发布日期】:2005
【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】:D05.07
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:bulkdensity;coal;nuclearbackscatter;stockpile
【摘要】:ThemeasuredmeanbulkdensityofacoalstockpileisusedwithameasurementofthestockpilevolumeperTestMethodD6172.Procedurestodeterminethequantityofstockpiledcoal.Thismeasureofquantityisoftenusedasareferencevalueforadjustinginventoryrecords.1.1Thistestmethodcoversproceduresfordeterminingthebulkdensityofcoalusinginstrumentationthatmeasurestherelativebackscatterofnucleargammaradiationthroughoutthedepthofthestockpileundertest.1.2Thisprocedureisapplicabletoallranksofcoal.1.3ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Thevaluesstatedineachsystemarenotexactequivalents:therefore,eachsystemmustbeusedindependentoftheother.Withinthetext,SIunitsareshowninbrackets.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Theequipmentusesradioactivematerials,whichmaybehazardoustothehealthofusers,unlessproperprecautionsaretaken.
【中国标准分类号】:D21
【国际标准分类号】:73_040
【页数】:17P.;A4
【正文语种】:英语