BS 7568-29-1993 冲压工具.导柱.D型带法兰的端锁式导柱
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来源:标准资料网
【英文标准名称】:Presstools-Guidepillars-TypeD,end-lockingpillarswithflange
【原文标准名称】:冲压工具.导柱.D型带法兰的端锁式导柱
【标准号】:BS7568-29-1993
【标准状态】:现行
【国别】:英国
【发布日期】:1993-09-15
【实施或试行日期】:1993-09-15
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:尺寸公差;压力设备;柱;材料变形设备;名称与符号;硬度;尺寸;法兰
【英文主题词】:Guideposts;Holdingbush;Pressworkingsofmetals;Shaping;Stamp;Tools;Types
【摘要】:Specifiesdimensionsandmaterialhardness.
【中国标准分类号】:J50
【国际标准分类号】:25_120_10
【页数】:12P.;A4
【正文语种】:英语
【英文标准名称】:StandardTestMethodforAnalysisofAluminumandAluminumAlloysbyAtomicEmissionSpectrometry
【原文标准名称】:用原子发射光谱法分析铝和铝合金的标准试验方法
【标准号】:ASTME1251-2007
【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】:E01.04
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:铝;铝合金;发射光谱分析;试验方法
【英文主题词】:aluminum;aluminumalloys;atomicemissionspectrometry
【摘要】:Themetallurgicalpropertiesofaluminumanditsalloysarehighlydependantonchemicalcomposition.Preciseandaccurateanalysesareessentialtoobtainingdesiredproperties,meetingcustomerspecificationsandhelpingtoreducescrapduetooff-gradematerial.ThistestmethodisapplicabletochillcastspecimensasdefinedinPracticeE716andcanalsobeappliedtoothertypesofsamplesprovidedthatsuitablereferencematerialsareavailable.Also,othersampleformscanbemelted-downandcastintoadisk,usinganappropriatemold,asdescribedinPracticeE716.However,itshouldbenotedthatsomeelements(forexample,magnesium)readilyformoxides,whilesomeothers(forexample,sodium,lithium,calcium,andstrontium)arevolatile,andmaybelosttovaryingdegreesduringthemeltingprocess.1.1Thistestmethoddescribestheanalysisofaluminumanditsalloysbyatomicemissionspectrometry.Thealuminumspecimentobeanalyzedmaybeintheformofachillcastdisk,casting,foil,sheet,plate,extrusionorsomeotherwroughtformorshape.Theelementscoveredinthescopeofthismethodarelistedinthetablebelow.Note1Theconcentrationrangesgivenintheabovescopewereestablishedthroughcooperativetesting(ILS)ofselectedreferencematerials.Therangeshownforeachelementdoesnotdemonstratetheactualusableanalyticalrangeforthatelement.Theusableanalyticalrangemaybeextendedhigherorlowerbasedonindividualinstrumentcapability,spectralcharacteristicsofthespecificelementwavelengthbeingusedandtheavailabilityofappropriatereferencematerials.1.2ThistestmethodissuitableprimarilyfortheanalysisofchillcastdisksasdefinedinPracticesE716.Otherformsmaybeanalyzed,providedthat:(1)theyaresufficientlymassivetopreventundueheating,(2)theyallowmachiningtoprovideaclean,flatsurface,whichcreatesasealbetweenthespecimenandthesparkstand,and(3)referencematerialsofasimilarmetallurgicalconditionandchemicalcompositionareavailable.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.SpecificsafetyandhealthstatementsaregiveninSection10.
【中国标准分类号】:H61
【国际标准分类号】:77_120_10
【页数】:10P.;A4
【正文语种】:
【英文标准名称】:Fabricscoatedwithrubberorplastics.Gaspermeabilitytest.
【原文标准名称】:橡胶或塑料涂层织物.透气性试验
【标准号】:NFG37-114-1983
【标准状态】:现行
【国别】:法国
【发布日期】:1983-10-01
【实施或试行日期】:1983-10-26
【发布单位】:法国标准化协会(FR-AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:Plastics
【摘要】:
【中国标准分类号】:W59
【国际标准分类号】:59_080_40
【页数】:7P.;A4
【正文语种】:其他
