ASTM E 1009-1995 分析碳和低合金钢用光辐射真空分光仪的评估
作者:标准资料网 时间:2024-05-10 14:28:44 浏览:9205
来源:标准资料网
【英文标准名称】:StandardPracticeforEvaluatinganOpticalEmissionVacuumSpectrometertoAnalyzeCarbonandLow-AlloySteel
【原文标准名称】:分析碳和低合金钢用光辐射真空分光仪的评估
【标准号】:ASTME1009-1995
【标准状态】:现行
【国别】:美国
【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(ASTM)
【起草单位】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:合金;发射分光谱测定;碳;金属;真空计;分光计;钢;表面;分析
【英文主题词】:alloys;spectrometers;surfaces;emissionspectrophotometry;metals;carbon;analysis;vacuumgauges;steels
【摘要】:
【中国标准分类号】:N78
【国际标准分类号】:77_040_20
【页数】:
【正文语种】:英语
【英文标准名称】:StandardTestMethodforResistanceofZipperstoSaltSpray(Fog)
【原文标准名称】:拉链耐盐雾(雾)能力的标准试验方法
【标准号】:ASTMD2059/D2059M-2003(2009)
【标准状态】:现行
【国别】:
【发布日期】:2003
【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】:D13.54
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:corrosion;zipper;Acceleratedaging/testing--saltspray(fog)testing;Corrosion--salt-spray(fog)testing;Saltspray(fog)testing;Zippers
【摘要】:Theresistanceofazippertoavarietyofsalineandnon-salineenvironmentscanbeestimatedfromtheamountandnatureofcorrosionproductsandtheireffectonoperability.Resultsofexposuretothesaltsprayaremerelyindicativeofthereactiontoothercorrosiveconditions.Whiletheresultscannotberelatedpreciselytoagivenlengthofexposureinaspecificatmosphere,theyareusefulformeasuringrelativeperformanceunderprescribedconditionsforcontrollingamanufacturingprocess,andformeasuringtheeffectivenessofprotectivecoatings.TestMethodD2059forthedeterminationoftheresistanceofzipperstosaltsprayisconsideredsatisfactoryforacceptancetestingofcommercialshipmentsofzippersbecausethetestmethodisusedextensivelyinthetradeforacceptancetesting.Iftherearedifferencesofpracticalsignificancebetweenreportedtestresultsfortwolaboratories(ormore),comparativetestshouldbeperformedtodetermineifthereisastatisticalbiasbetweenthem,usingcompetentstatisticalassistance.Asaminimum,thetestsamplesshouldbeusedthatareashomogeneousaspossible,thataredrawnfromthematerialfromwhichthedisparatetestresultswereobtained,andthatarerandomlyassignedinequalnumberstoeachlaboratoryfortesting.Othermaterialswithestablishedtestvaluesmaybeusedforthispurpose.Thetestresultsfromthetwolaboratoriesshouldbecomparedusingastatisticaltestforunpaireddata,ataprobabilitylevelchosenpriortothetestingseries.Ifabiasisfound,eitheritscausemustbefoundandcorrected,orfuturetestresultsmustbeadjustedinconsiderationoftheknownbias.Themethod(s)inthestandardalongwiththoseinTestMethodsD2051,D2052,D2053,D2054,D2057,D2058,D2060,D2061,andD2062areacollectionofproventestmethods.Theycanbeusedasaidsintheevaluationofzipperswithouttheneedforathoroughknowledgeofzippers.Theenumeratedtestmethodsdonotprovidefortheevaluationofallzipperproperties.Besidesthosepropertiesmeasuredbymeansoftheenumeratedtestmethodsthereareotherpropertiesthatmaybeimportantforthesatisfactoryperformanceofazipper.Testmethodsformeasuringthosepropertieshavenotbeenpublishedeitherbecausenopracticalmethodshaveyetbeendevelopedorbecauseavalidevaluationoftheinformationresultingfromexistingunpublishedmethodsrequiresanintimateandthoroughknowledgeofzippers.1.1Thistestmethodcoversthedeterminationoftheresistanceofalltypesofzipperstocorrosionandtheirabilitytofunctionproperlyafterexposureofspecifieddurationinaprescribedsaltspray.1.2ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Thevaluesstatedineachsystemmaynotbeexactequivalents;therefore,eachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnon-conformancewiththestandard.1.3Thisstandarddoesnotpurporttoaddressallofthes......
【中国标准分类号】:Y76
【国际标准分类号】:61_040
【页数】:3P.;A4
【正文语种】:
【英文标准名称】:Methodsforultrasonicdetectionofimperfectionsinsteelforgings
【原文标准名称】:钢锻件的超声波探测方法
【标准号】:BS4124-1987
【标准状态】:作废
【国别】:
【发布日期】:
【实施或试行日期】:
【发布单位】:英国标准学会(GB-BSI)
【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】:
【国际标准分类号】:
【页数】:
【正文语种】:
