NF X50-011-2002 带气化油燃烧器的家用锅炉的服务合同.合同文件的表达方式
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【英文标准名称】:Servicecontractfordomesticboilerswithvaporizingoilburners-Presentationofcontractualdocuments.
【原文标准名称】:带气化油燃烧器的家用锅炉的服务合同.合同文件的表达方式
【标准号】:NFX50-011-2002
【标准状态】:作废
【国别】:法国
【发布日期】:2002-12-01
【实施或试行日期】:2002-12-20
【发布单位】:法国标准化协会(AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:
【中国标准分类号】:J98
【国际标准分类号】:03_080_30;91_140_10
【页数】:9P;A4
【正文语种】:其他
【英文标准名称】:Petroleumproducts-Calculationofcetaneindexofmiddle-distillatefuelsbythefour-variableequation
【原文标准名称】:石油产品.四变量公式法计算中间馏分燃料的十六烷指数
【标准号】:ISO4264-2007
【标准状态】:现行
【国别】:国际
【发布日期】:2007-08
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC28
【标准类型】:()
【标准水平】:()
【中文主题词】:机动车燃料;十六烷值;测定;馏分;燃料;指数;液体燃料;材料测试;数学计算;参数;石油产品;数量估计
【英文主题词】:Automotivefuels;Cetanenumber;Determination;Distillates;Fuels;Indexes;Liquidfuels;Materialstesting;Mathematicalcalculations;Parameters;Petroleumproducts;Quantitysurveying
【摘要】:ThisInternationalStandarddescribesaprocedureforthecalculationofthecetaneindexofmiddle-distillatefuelsfrompetroleum-derivedsources.Thecalculatedvalueistermedthe“cetaneindexbyfour-variableequation”.ThroughouttheremainingtextofthisInternationalStandard,theterm“cetaneindex”impliescetaneindexbyfour-variableequation.ThisInternationalStandardisnotapplicabletofuelscontainingadditivesforraisingthecetanenumber,nortopurehydrocarbons,nortodistillatefuelsderivedfromcoal.Itisapplicabletofuelscontainingnon-petroleumderivativesfromtarsandandoilshale.NOTE1ThisInternationalStandardwasoriginallydevelopedusingamatrixoffuels,someofwhichcontainnonpetroleumderivatesfromtarsandsandoilshale.Othercetaneindexequationshavesincebeendevelopedwhichcanbemoreapplicabletotarsandsproducts.NOTE2Thecetaneindexisnotanalternativewaytoexpressthecetanenumber;itisasupplementarytool,tobeusedwithdueregardforitslimitations.NOTE3Thecetaneindexisusedtoestimatethecetanenumberofdieselfuelwhenatestengineisnotavailabletodeterminethispropertydirectly,orwheninsufficientsampleisavailableforanenginerating.Incaseswherethecetanenumberofafuelhasbeenpreviouslyestablished,thecetaneindexcanbeusedtoverifythecetanenumberofsubsequentsamplesofthatfuel,providedthefuel'ssourceandmodeofmanufactureremainunchanged.TherecommendedrangeoffuelpropertiesforapplicationofthisInternationalStandardisasfollows:FuelpropertyRecommendedrangeCetanenumber32,5–56,5Densityat15°C,kg/m3805,0–895,010%(V/V)distillationrecoverytemperature,°C171–25950%(V/V)distillationrecoverytemperature,°C212–30890%(V/V)distillationrecoverytemperature,°C251–363Withintherecommendedrangeofcetanenumber(32,5to56,5),theexpectederrorofthepredictionviathecetaneindexequationwillbelessthan±2cetanenumbersfor65%ofthedistillatefuelsexamined.Errorsmaybegreaterforfuelswhosepropertiesfalloutsidetherecommendedrangeofapplication.
【中国标准分类号】:E30
【国际标准分类号】:75_160_20
【页数】:7P.;A4
【正文语种】:英语
【英文标准名称】:Board;Determinationofpunctureresistance
【原文标准名称】:纸板戳穿强度的测定
【标准号】:ISO3036-1975
【标准状态】:现行
【国别】:国际
【发布日期】:1975-06
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC6
【标准类型】:()
【标准水平】:()
【中文主题词】:穿孔试验;波纹纸板;机械试验;纸板;冲击试验;胶纸板;材料强度;测量;试验;抗穿刺强度
【英文主题词】:Board(paper);Impacttesting;Impacttests;Measurement;Mechanicaltesting;Pasteboard;Perforatingtests;Strengthofmaterials;Testing;Tests
【摘要】:ThisInternationalStandardspecifiesamethodfordeterminingthepunctureresistanceofboard.
【中国标准分类号】:Y30
【国际标准分类号】:85_060
【页数】:3P;A4
【正文语种】:英语
