DIN EN 28736-1992 未淬火的带内螺纹的锥形销
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【英文标准名称】:Unhardenedtaperpinswithinternalthread(ISO8736:1986);germanversionEN28736:1992
【原文标准名称】:未淬火的带内螺纹的锥形销
【标准号】:DINEN28736-1992
【标准状态】:现行
【国别】:德国
【发布日期】:1992-10
【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】:规范(验收);规范;验收规范;紧固件;定位销;尺寸;内螺纹;名称与符号;锥形销;销钉;交货条件
【英文主题词】:Acceptancespecification;Deliveryconditions;Designations;Dimensions;Fasteners;Internalthreads;Locatingpins;Pins(nails);Specification(approval);Specifications;Taperpins
【摘要】:Thedocumentcontainsdimensionalandtechnicalrequirementsoftaperpinswithinternalthread,unhardenedandspecifiestheirdesignation.#,,#
【中国标准分类号】:J13
【国际标准分类号】:21_060_50
【页数】:7P.;A4
【正文语种】:德语
【英文标准名称】:Opticalfibrecables-Sectionalspecification-Aerialopticalcablesalongelectricalpowerlines
【原文标准名称】:光缆.分规范.沿电力线的架空光缆
【标准号】:BSEN60794-4-2003
【标准状态】:现行
【国别】:英国
【发布日期】:2003-12-01
【实施或试行日期】:2003-12-01
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:架空电缆;架空线;电力电缆;定义;规范;光波导;分规范;电气工程;试验;电缆
【英文主题词】:
【摘要】:ThispartofIEC60794specifiestheelectrical,mechanicalandopticalrequirementsandtestmethodsforaerialopticalcablesincludingOPGW(opticalgroundwire),OPPC(opticalphaseconductor),MASS(metallicaerialself-supportedcable),ADSS(all-dielectricself-supportingcable)andOPAC(opticalattachedcable).
【中国标准分类号】:M33
【国际标准分类号】:33_180_10
【页数】:24P;A4
【正文语种】:英语
【英文标准名称】:StandardTestMethodforBaseNumberofPetroleumProductsbyPotentiometricPerchloricAcidTitration
【原文标准名称】:用高氯酸电位滴定法对石油产品碱值的标准试验方法
【标准号】:ASTMD2896-2007a
【标准状态】:现行
【国别】:
【发布日期】:2007
【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】:D02.06
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:碱值;润滑剂;石油产品;试验;滴定法
【英文主题词】:basenumber;perchloricacid;petroleumproducts;potentiometrictitration
【摘要】:Newandusedpetroleumproductscancontainbasicconstituentsthatarepresentasadditives.Therelativeamountsofthesematerialscanbedeterminedbytitrationwithacids.Thebasenumberisameasureoftheamountofbasicsubstanceintheoil,alwaysundertheconditionsofthetest.Itissometimesusedasameasureoflubricantdegradationinservice;however,anycondemninglimitsmustbeempiricallyestablished.1.1Thistestmethodcoversthedeterminationofbasicconstituentsinpetroleumproductsbytitrationwithperchloricacidinglacialaceticacid.1.2ProceduresAandBusedifferenttitrationsolventvolumesandsampleweights.Note1-Aroundrobinonaseriesofnewandusedoilsandadditiveconcentrateshasshownthatthetwoproceduresgivestatisticallyequivalentresults.1.3AppendixX2providestheuseofanalternativesolventsystemwhicheliminatestheuseofchlorobenzeneinthistestmethod.Theuseofthealternativesolventgivesstatisticallyequivalentresults;however,theprecisionisworse.Paragraphprovidesguidancewhencomparingresultsusingthetwodifferentsolvents.1.4Theconstituentsthatmaybeconsideredtohavebasiccharacteristicsincludeorganicandinorganicbases,aminocompounds,saltsofweakacids(soaps),basicsaltsofpolyacidicbases,andsaltsofheavymetals.Note2-ThistestmethodisapplicabletobothfreshoilsandusedoilsasdescribedinSections16,17,and19andAppendixX1.1.5Thistestmethodcanbeusedtodeterminebasenumber>300mgKOH/g.However,theprecisionstatementinSectionhasbeenobtainedonlyonbasenumber300mgKOH/g.1.6ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Forspecificwarningstatements,seeSection7,Section10,andX2.2.
【中国标准分类号】:E30
【国际标准分类号】:75_080
【页数】:9P.;A4
【正文语种】:
