HB 1-123-1974 二级精度(dc)一边切平圆柱头螺栓

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基本信息
标准名称:二级精度(dc)一边切平圆柱头螺栓
中标分类: 航空、航天 >> 航空器与航天器零部件 >> 紧固件
替代情况:HB 1-123-1967
发布日期:1974-09-20
实施日期:1975-10-01
首发日期:
作废日期:
出版日期:
页数:2页
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所属分类: 航空 航天 航空器与航天器零部件 紧固件
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【英文标准名称】:TestMethodforBromineNumbersofPetroleumDistillatesandCommercialAliphaticOlefinsbyElectrometricTitration
【原文标准名称】:用电势滴定法测定石油馏分和商用脂肪族烯烃溴值的试验方法
【标准号】:ANSI/ASTMD1159-2007
【标准状态】:作废
【国别】:美国
【发布日期】:2007
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:ANSI
【标准类型】:()
【标准水平】:()
【中文主题词】:脂肪族的;溴值;润滑剂;烯烃;石油;石油产品;质量;测试
【英文主题词】:Aliphatic;Brominenumber;Lubricants;Olefins;Petroleum;Petroleumproducts;Quality;Testing
【摘要】:Thistestmethodcoversthedeterminationofthebrominenumberofthefollowingmaterials:Petroleumdistillatesthataresubstantiallyfreeofmateriallighterthanisobutaneandthathave90%distillationpoints(byTestMethodD86)under327?C(626?F).Thistestmethodisgenerallyapplicabletogasoline(includingleaded,unleaded,andoxygenatedfuels),kerosine,anddistillatesinthegasoilrangethatfallinthefollowinglimits:Commercialolefinsthatareessentiallymixturesofaliphaticmono-olefinsandthatfallwithintherangeof95to165brominenumber(seeNote1).Thistestmethodhasbeenfoundsuitableforsuchmaterialsascommercialpropylenetrimerandtetramer,butenedimer,andmixednonenes,octenes,andheptenes.Thistestmethodisnotsatisfactoryfornormalalpha-olefins.Note1-Theselimitsareimposedsincetheprecisionofthistestmethodhasbeendeterminedonlyuptoorwithintherangeofthesebrominenumbers.Themagnitudeofthebrominenumberisanindicationofthequantityofbromine-reactiveconstituents,notanidentificationofconstituents;therefore,itsapplicationasameasureofolefinicunsaturationshouldnotbeundertakenwithoutthestudygiveninAnnexA1.Forpetroleumhydrocarbonmixturesofbrominenumberlessthan1.0,amoreprecisemeasureforbromine-reactiveconstituentscanbeobtainedbyusingTestMethodD2710.Ifthebrominenumberislessthan0.5,thenTestMethodD2710orthecomparablebromineindexmethodsforindustrialaromatichydrocarbons,TestMethodsD1492orD5776mustbeusedinaccordancewiththeirrespectivescopes.Thepracticeofusingafactorof1000toconvertbrominenumbertobromineindexisnotapplicablefortheselowervaluesofbrominenumber.ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Forspecificwarningstatements,seeSections7,8,and9.
【中国标准分类号】:E30
【国际标准分类号】:75_080;75_100
【页数】:
【正文语种】:英语


【英文标准名称】:TestMethodforEstimationofDeleteriousParticlesinLubricatingGrease
【原文标准名称】:润滑脂中有害颗粒估计.试验方法
【标准号】:ANSI/ASTMD1404-1999
【标准状态】:作废
【国别】:美国
【发布日期】:1999
【实施或试行日期】:2003
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:ANSI
【标准类型】:()
【标准水平】:()
【中文主题词】:润滑剂;石油产品;含量测定
【英文主题词】:Content;Determination;Determinationofcontent;Healthprotection;Lubricants;Petroleumproducts;Testing
【摘要】:Thistestmethodcoversaprocedureforthedetectionandestimationofdeleteriousparticlesinlubricatinggrease.Thistestmethodisapplicabletoalllubricatinggreases.Itcanalsobeusedtotestothersemi-solidorviscousmaterials.Greasefillers,suchasgraphiteandmolybdenumdisulfide,canbetestedforabrasivecontaminantsbyfirstmixingthemintopetrolatumorgreaseknowntobefreeofdeleteriousparticles.Thevaluesstatedineitherinch-poundunitsorSIunitsaretoberegardedseparatelyasstandard.Withinthetext,theSIunitsareshowninbrackets.Thevaluesstatedineachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemscouldresultinnonconformancewiththestandard.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:E36
【国际标准分类号】:75_100
【页数】:
【正文语种】:英语