DIN 51944-2009 含碳材料的测试.四点法测定挠曲强度.实心材料
作者:标准资料网 时间:2024-05-29 19:54:30 浏览:8516
来源:标准资料网
【英文标准名称】:Testingofcarbonaceousmaterials-Determinationofflexuralstrengthbyfourpointmethod-Solidmaterials
【原文标准名称】:含碳材料的测试.四点法测定挠曲强度.实心材料
【标准号】:DIN51944-2009
【标准状态】:现行
【国别】:德国
【发布日期】:2009-05
【实施或试行日期】:
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:弯曲力矩;抗弯强度;碳;碳素材料;定义;四点方法;石墨;石墨材料;材料测试;固体;试验设备;试验报告;测试;测试装置
【英文主题词】:Bendingmoment;Bendingstrength;Carbon;Carbonmaterials;Definition;Definitions;Four-pointmethods;Graphite;Graphitematerials;Materialstesting;Solids;Testequipment;Testreports;Testing;Testingdevices
【摘要】:
【中国标准分类号】:H23
【国际标准分类号】:71_060_10
【页数】:9P.;A4
【正文语种】:德语
【英文标准名称】:StandardGuideforCharacterizingHydrocarbonLubricantBaseOils
【原文标准名称】:烃类润滑基油特性的标准导则
【标准号】:ASTMD6074-1999(2005)
【标准状态】:现行
【国别】:
【发布日期】:1999
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:D02.P0
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:
【英文主题词】:baseoil;basestock;hydrocarbon;lubricants;oil;
【摘要】:Theconsistentperformanceofhydrocarbonlubricantbaseoilsisacriticalfactorinawidevarietyofapplicationssuchasengineoils,industriallubricants,andmetalworkingfluids.Inaddition,inmanyoftheseapplicationshumansareexposedtothebaseoilsasacomponentofaformulatedproductsuchthathealthorsafetyconsiderationsmayneedtobeaddressed.Thisguidesuggestsacompilationofpropertiesandpotentialcontaminantsthatareunderstoodbythoseknowledgeableinthemanufactureanduseofhydrocarbonlubricantstobeofsignificanceinsomeorallapplications.AdiscussionofeachofthesuggestedpropertiesandpotentialcontaminantsisprovidedinAppendixX1,witheachlistedalphabeticallywithinfourcategories.Potentialsourcesofbaseoilvariationincludetherawmaterial,manufacturingprocess,operatingconditions,storage,transportation,andblending.Thetestmethods,baseoilproperties,andpotentialcontaminantssuggestedarethosethatwouldlikelybeusefulinmanycommonsituations,althoughitisrecognizedthattherearespecificapplicationsandsituationsthatcouldhavedifferentrequirements.Performancetestingrelatedtothespecificapplicationshouldserveasthebasisforacceptability.Issuessuchasfrequencyoftestingandthespecificsofhowthetestresultsaretobeappliedarenotaddressedindetail.Itistheresponsibilityofthebuyerandsellertodetermineandagreeupontheimplementationofthisguide.Thisguideservesasabasisforthatdiscussion.1.1Thisguidesuggestsphysical,chemical,andtoxicologicaltestmethodsforcharacterizinghydrocarbonlubricantbaseoilsderivedfromvariousrefiningprocessesincludingre-refining,usedoils,andrefiningcrudeoil.Thisguidedoesnotpurporttocoveralltestswhichcouldbeemployed.Itistheresponsibilityofthebuyerandsellertodetermineandagreeupontheimplementationofthisguide.1.2Thisguideappliesonlytobaseoilsandnottofinishedlubricants.1.3Thisguideisrelevanttobaseoilscomposedofhydrocarbonsandintendedforuseinformulatingproductsincludingautomotiveandindustriallubricants.Thesebaseoilswouldtypicallyhaveaviscosityofapproximately2to40mm2/s(cSt)at100176;C(50to3740SUSat100176;F).1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:E34
【国际标准分类号】:75_100
【页数】:9P.;A4
【正文语种】:
【英文标准名称】:StandardSpecificationforn-PropylAcetate(96%Grade)
【原文标准名称】:n-丙烯酸(96%级)标准规范
【标准号】:ASTMD3130-2003
【标准状态】:现行
【国别】:美国
【发布日期】:2003
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:丙烯;涂料;芳烃;溶剂;芳族化合物;乙酸酯
【英文主题词】:paints;aromaticcompounds;solvents;acetates;aromatichydrocarbons;propylene
【摘要】:
【中国标准分类号】:G17
【国际标准分类号】:71_080_99
【页数】:2P;A4
【正文语种】:英语
