SAE AS1581 Fitting, Sleeve, Flareless Acorn to Integral Weld Ring, 3000 psi

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【英文标准名称】:StandardTestMethodsforSeparationofAsphaltintoFourFractions
【原文标准名称】:沥青分离为四种馏分的标准试验方法
【标准号】:ASTMD4124-2001
【标准状态】:现行
【国别】:
【发布日期】:2001
【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】:D04.47
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:施工材料;地沥青;试验
【英文主题词】:asphaltenes;napthenearomat;polararomat;saturates;NumberCode91.100.50(Binders.Sealingmaterials);93.080.20(Roadconstructionmaterials)
【摘要】:Thistestmethodseparatesasphaltsintofourwell-definedfractions.Analysisofthesefractionscanbeusedtoevaluateasphaltcomposition.Forexample,onecancomparetheratiosofthefractionswithotherasphaltsystemstoevaluateprocessingandagingparametersthatrelatetoperformancepropertiesoftheasphalt.1.1Thesetestmethodscovertheseparationoffourdefinedfractionsfrompetroleumasphalts.Thefourfractionsaredefinedassaturates,naphthenearomatics,polararomatics,andnC7-asphaltenes.Thesemethodscanalsobeusedtoisolatesaturates,naphthenearomatics,andpolararomaticsfromdistillateproductssuchasvacuumgasoils,lubricatingoils,andcyclestocks.Thesedistillateproductsusuallydonotcontainasphaltenes.1.2ThevaluesstatedinSIunitsaretoberegardedasthestandard.1.3hisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.SpecificprecautionarystatementsaregiveninSection8and15.
【中国标准分类号】:E43
【国际标准分类号】:91_100_50;93_080_20
【页数】:7P.;A4
【正文语种】:


Product Code:SAE AMSQQA200/10
Title:Aluminum Alloy 6066, Bar, Rod, Shapes, Tube, and Wire, Extruded
Issuing Committee:Ams D Nonferrous Alloys Committee
Scope:This specification covers the specific requirements for aluminum alloy 6066 bar, rod, shapes, tube, and wire produced by extrusion.