BS EN 2897-1996 镀镉的合金钢短螺纹紧公差标准螺杆斜十字槽盘头螺钉.等级:1100MPa(室温)/235℃
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【英文标准名称】:Screws,panhead,offsetcruciformrecess,closetolerancenormalshank,shortthread,inalloysteel,cadmiumplated-Classification:1100MPa(atambienttemperature)/235°C
【原文标准名称】:镀镉的合金钢短螺纹紧公差标准螺杆斜十字槽盘头螺钉.等级:1100MPa(室温)/235℃
【标准号】:BSEN2897-1996
【标准状态】:现行
【国别】:英国
【发布日期】:1996-12-15
【实施或试行日期】:1996-12-15
【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】:十字头紧固件;钢;平头紧固件;凹槽头紧固件;尺寸公差;凸圆头紧固件;镉;螺纹紧固件;表面处理;电镀;螺钉;质量(物质);作标记;尺寸;名称与符号;外螺纹紧固件;螺纹;温度;紧固件;抗拉强度;飞行器部件
【英文主题词】:
【摘要】:Thisstandardspecifiesthecharacteristicsofscrews,panhead,offsetcruciformrecess,closetolerancenormalshank,shortthread,inalloysteel,cadmiumplated.Classification:1100MPa/235℃note:1)Minimumtensilestrengthofthematerialatambienttemperature2)Maximumtemperaturethatthescrewcanwithstandwithoutcontinuouschangeinitsoriginalcharacteristics,afterreturntoambienttemperature.Themaximumtemperatureisdeterminedbythesurfacetreatment.
【中国标准分类号】:J13
【国际标准分类号】:49_030_20
【页数】:14P;A4
【正文语种】:英语
【英文标准名称】:Industrialautomationsystemsandintegration-Productdatarepresentationandexchange-Part1644:Applicationmodule:Assemblymodulewithcablecomponent
【原文标准名称】:工业自动化系统和集成.产品数据表示和交换.第1644部分:应用模块:带电缆构成的组合模型
【标准号】:ISO/TS10303-1644-2006
【标准状态】:作废
【国别】:国际
【发布日期】:2006-12
【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/TC184
【标准类型】:()
【标准水平】:()
【中文主题词】:使用;组装件;自动化;自动化系统;电缆;光纤;金属线;数据交换;数据表示;工业产品;信息交换;信息技术;模数;过程自动化;产品数据;表示法
【英文主题词】:Applications;Assemblies;Automation;Automationsystems;Cables;Dataexchange;Datarepresentation;Industrialproducts;Informationinterchange;Informationtechnology;Modules;Processautomation;Productdata;Representations
【摘要】:ISO/TS10303-1644:2006specifiestheapplicationmoduleforAssemblymodulewithcablecomponent.ThefollowingarewithinthescopeofISO/TS10303-1644:2006:assemblydesign;assemblydesignusingconnectors;assemblydesignusingcables;itemswithinthescopeofapplicationmoduleCable,ISO/TS10303-1653.
【中国标准分类号】:N18
【国际标准分类号】:35_240_50
【页数】:39P.;A4
【正文语种】:英语
【英文标准名称】:StandardTestMethodforBoilingRangeDistributionofGasolineandGasolineFractionsbyGasChromatography
【原文标准名称】:气相色谱法测定汽油和汽油馏分沸程分布的标准试验方法
【标准号】:ASTMD3710-1995(2004)
【标准状态】:现行
【国别】:
【发布日期】:1995
【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】:D02.04
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:沸点;试验;分配;气化;机动车燃料;石油产品
【英文主题词】:boilingrangedistribution;gaschromatography;gasoline;gasolineblendingcomponent
【摘要】:ThedeterminationoftheboilingrangedistributionofgasolinebyGCdistillationprovidesaninsightintothecompositionofthecomponentsfromwhichthegasolinehasbeenblended.Thisinsightalsoprovidesessentialdatanecessarytocalculatethevaporpressureofgasoline,whichhasbeentraditionallydeterminedbyTestMethodD323.Inaddition,theTestMethodD86distillationcurvecanbepredictedusingGCDdata.SeeAnnexA1.TheGCDmethodfacilitatesonlinecontrolsattherefinery,anditsresultsofferimprovedmeansofdescribingseveralcarperformanceparameters.Theseparametersinclude:(1)car-startingindex,(2)vapor-lockindexorvapor-liquidratio,and(3)warm-upindex.Thecar-startingandvapor-lockindexeshavebeenfoundtobemostlyaffectedbythefrontendoftheTestMethodD86distillationcurve(uptoabout200x00B0;F(93x00B0;C)).Thewarm-upindexisaffectedbythemiddleandtoalesserextentbythebackendoftheTestMethodD86curve,thatis,thetemperaturescorrespondingtothe50to90%offrange.Sincetheboilingrangedistributionprovidesfundamentalinformationoncomposition,animprovedexpressionfortheaboveperformanceparametersmaybeworkedout,evenwhentheboilingrangedistributioncurveisnotsmooth.Currently,carperformancecannotbeassessedaccuratelyundersuchconditions.1.1Thistestmethodcoversthedeterminationoftheboilingrangedistributionofgasolineandgasolinecomponents.Thistestmethodisapplicabletopetroleumproductsandfractionswithafinalboilingpointof500176F(260176C)orlowerasmeasuredbythistestmethod.1.2ThistestmethodisdesignedtomeasuretheentireboilingrangeofgasolineandgasolinecomponentswitheitherhighorlowReidvaporpressureandiscommonlyreferredtoasgaschromatography(GC)distillation(GCD).1.3Thistestmethodhasnotbeenvalidatedforgasolinescontainingoxygenatedcompounds(forexample,alcoholsorethers).1.4Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Forspecifichazardstatements,seeNotes9,10,11,and15.
【中国标准分类号】:E31
【国际标准分类号】:75_160_20
【页数】:12P.;A4
【正文语种】:
