HB 2986-1981 直斜式台架
作者:标准资料网 时间:2024-05-10 13:46:34 浏览:9942
来源:标准资料网
基本信息
标准名称: | 直斜式台架 |
中标分类: |
机械 >>
工艺装备 >>
一般卡具 |
发布日期: | 1983-05-23 |
实施日期: | 1983-07-01 |
首发日期: | 1900-01-01 |
作废日期: | 1900-01-01 |
出版日期: | 1900-01-01 |
适用范围
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前言
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引用标准
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所属分类: 机械 工艺装备 一般卡具
【英文标准名称】:Pensystems-Part2:Plungerstoppersforpen-injectorsformedicaluse
【原文标准名称】:笔系统.第2部分:医用注射笔活塞螺旋帽
【标准号】:ISO13926-2-2011
【标准状态】:现行
【国别】:国际
【发布日期】:2011-04-01
【实施或试行日期】:2011-04-01
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC76
【标准类型】:()
【标准水平】:()
【中文主题词】:设计;尺寸规格;注射器;标志;材料;医疗器材;医疗器械;医学科学;医用注射笔;柱塞;规范(验收);塞子;测试
【英文主题词】:Design;Dimensions;Injectionsyringes;Marking;Materials;Medicalequipment;Medicalinstruments;Medicalsciences;Pen-injectors;Plungers;Specification(approval);Stoppers;Testing
【摘要】:ThispartofISO13926specifiestheshape,dimensions,material,performancerequirementsandlabellingofplungerstoppersforpen-injectorsformedicaluse.NOTEThepotency,purity,stabilityandsafetyofamedicinalproductduringitsmanufactureandstoragecanbeaffectedsignificantlybythenatureandperformanceoftheprimarypackaging.
【中国标准分类号】:C31
【国际标准分类号】:11_040_25
【页数】:7P;A4
【正文语种】:英语
【英文标准名称】:StandardTestMethodforEstimationofNetHeatofCombustion(SpecificEnergy)ofAviationFuels
【原文标准名称】:估计航空燃油燃烧热值的试验方法
【标准号】:ASTMD6446-2001(2006)
【标准状态】:现行
【国别】:
【发布日期】:2001
【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】:D02.05
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:航空燃料;石油工业;测试方法;试验方法
【英文主题词】:aviationfuels;energycontent;heatofcombustion;heatingtests;netheatofcombustion;specificenergy
【摘要】:Thistestmethodisintendedforuseasaguideincasesinwhichanexperimentaldeterminationofheatofcombustionisnotavailableandcannotbemadeconveniently,andinwhichanestimateisconsideredsatisfactory.Itisnotintendedasasubstituteforexperimentalmeasurementsofheatofcombustion(seeNote2).Note28212;TheproceduresfortheexperimentaldeterminationofthenetheatofcombustionaredescribedinTestMethodsD240andD4809.Thenetheatofcombustionisafactorintheperformanceofallaviationfuels.Becausetheexhaustofaircraftenginescontainsuncondensedwatervapors,theenergyreleasedbyfuelinvaporizingwatercannotberecoveredandmustbesubtractedfromgrossheatofcombustion.Forhighperformanceweight-limitedaircraft,thenetheatofcombustionperunitmassandthemassoffuelloadeddeterminethetotalsaferange.Theproperoperationoftheaircraftenginealsorequiresacertainminimumnetenergyofcombustionperunitvolumeoffueldelivered.1.1Thistestmethodcoverstheestimationofthenetheatofcombustion(specificenergy)atconstantpressureinSIunits,megajoulesperkilogram,fromthefueldensity,sulfur,andhydrogencontent.1.2Thistestmethodispurelyempirical,anditisapplicableonlytoliquidhydrocarbonfuelsderivedbynormalrefiningprocessesfromconventionalcrudeoilthatconformtotherequirementsofspecificationsforaviationturbinefuelsoflimitedboilingrangesandcompositions,asdescribedinNote0andpermittedbyeachspecification.Note0Theestimationoftheheatofcombustionofahydrocarbonfuelfromitshydrogencontent,density,andsulfurisjustifiableonlywhenthefuelbelongstoawell-definedclassforwhicharelationshipbetweenthesequantitieshasbeenderivedfromaccurateexperimentalmeasurementsonrepresentativesamplesofthatclass.Eveninthisclass,thepossibilitythattheestimatescanbeinerrorbylargeamountsforindividualfuelsshouldberecognized.Theclassesoffuelsusedtoestablishthecorreclationpresentedinthistestmethodarerepresentedbythefollowingspecifications:1.3TheheatofcombustioncanalsobeestimatedbyTestMethodsD1405,D3338,andD4529.
【中国标准分类号】:E31
【国际标准分类号】:75_160_20
【页数】:3P.;A4
【正文语种】: