ASTM D4715-1998(2003) 测定焦油和硬沥青焦化值的试验方法(Alcan)

作者:标准资料网 时间:2024-05-05 12:00:24  浏览:8218   来源:标准资料网

【英文标准名称】:StandardTestMethodforCokingValueofTarandPitch(Alcan)
【原文标准名称】:测定焦油和硬沥青焦化值的试验方法(Alcan)
【标准号】:ASTMD4715-1998(2003)
【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】:D02.05
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:试验;焦油和硬沥青的焦化值;Alcan法;焦化值;焦油;沥青
【英文主题词】:Alcan;coke-forming;cokingvalue;fixedcarbon;pitch;residue;tar
【摘要】:Thistestmethodisusefulforindicatingtherelativecoke-formingpropensitiesandforevaluatingandcharacterizingtarsandpitches.Thetestmethodcanalsobeusedasoneelementinestablishingtheuniformityofshipmentsorsourcesofsupply.1.1Thistestmethodcoversthedeterminationofthecokingvalueoftarandpitchhavinganashcontentnotover0.5%,asdeterminedbyTestMethodD2415.1.2CokingvaluesbythistestmethodarehigherthanthoseobtainedbyTestMethodD2416.SeethebiasstatementinSection.1.3Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G18
【国际标准分类号】:75_140
【页数】:3P.;A4
【正文语种】: