BS T 79-1997 2%镍-铬-钼钢管规范(1160Mpa)

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【英文标准名称】:Specificationfor21/2%nickel-chromium-molybdenumsteeltubes(1160MPa)
【原文标准名称】:2%镍-铬-钼钢管规范(1160Mpa)
【标准号】:BST79-1997
【标准状态】:现行
【国别】:英国
【发布日期】:1997-05-15
【实施或试行日期】:1997-05-15
【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;压力管;热处理;延伸;尺寸公差;钼钢;抗拉强度;化学成分;飞行器部件;管;熔化;合金钢;航空运输工程;铬钢;冲击强度;镍钢;厚度;钢
【英文主题词】:Airtransportengineering;Aircraftcomponents;Alloysteels;Chemicalcomposition;Chromiumsteels;Dimensionaltolerances;Dimensions;Elongation;Heattreatment;Impactstrength;Melting;Molybdenumsteels;Nickelsteels;Pipes;Pressurepipes;Steels;Tensilestrength;Thickness
【摘要】:ThisBritishStandardspecifiestheinspectionandtestingprocedures,chemicalcomposition,heattreatmentandmechanicalpropertiesfor3/2%nickel-chromium-molybdenumsteelsuppliedintheformoftubeforaerospacepurposes.
【中国标准分类号】:H48
【国际标准分类号】:49_035
【页数】:10P.;A4
【正文语种】:英语


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Product Code:SAE AS629
Title:Hose Assembly, 3000 psi, TFE, Flared, Straight to 90 deg, Heavyweight
Issuing Committee:G-3, Aerospace Couplings, Fittings, Hose, Tubing Assemblies
Scope:No scope available.【英文标准名称】:StandardTestMethodforAcousticEmissionforInsulatedandNon-InsulatedAerialPersonnelDevicesWithoutSupplementalLoadHandlingAttachments
【原文标准名称】:无附加载荷调节装置的航空人员隔音和不隔音装置用声发射的标准试验方法
【标准号】:ASTMF914-2003
【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】:F18.55
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:声学;电气工程;发射;噪声辐射;绝缘;试验;防护服装
【英文主题词】:acoustic;emission;equipment;insulatedaerialdevices
【摘要】:Thistestmethodprovidesameansofevaluatingacousticemissionsgeneratedbytherapidreleaseofenergyfromlocalizedsourceswithinanaerialpersonneldeviceundercontrolledloading.Theresultantenergyreleasesoccurduringintentionalapplicationofacontrolledpredeterminedload.Theseenergyreleasescanbemonitoredandinterpretedbyqualifiedindividuals.Thistestmethodpermitstestingofthemajorcomponentsofanaerialpersonneldeviceundercontrolledloading.Thistestmethodutilizesobjectivecriteriaforevaluationandmaybediscontinuedatanytimetoinvestigateaparticularareaofconcernorpreventafaultfromcontinuingtoultimatefailure.Thistestmethodprovidesameansofdetectingacousticemissionsourcesthatmaybedefectsorirregularities,orboth,affectingthestructuralintegrityorintendeduseoftheaerialpersonneldevice.Sourcesofacousticemissionfoundwiththistestmethodshallbeevaluatedbyeithermorerefinedacousticemissiontestmethodsorothernondestructivetechniques(visual,liquidpenetrant,radiography,ultrasonics,magneticparticle,etc.).Othernondestructivetestsmayberequiredtolocatedefectspresentinaerialpersonneldevices.Defectiveareasfoundinaerialpersonneldevicesbythistestmethodshouldberepairedandretestedasappropriate.Repairprocedurerecommendationsareoutsidethescopeofthistestmethod.1.1Thistestmethoddescribesaprocedurefornon-destructivetestingusingacousticemission(AE)testingforinsulatedandnon-insulatedaerialpersonneldeviceswhichdonothaveasupplementalloadhandlingattachment.1.1.1EquipmentCovered8212;Thistestmethodcoversthefollowingtypesofvehicle-mountedinsulatedaerialpersonneldevices:1.1.1.1Extensibleboomaerialpersonneldevices,1.1.1.2Articulatingboomaerialpersonneldevices,and1.1.1.3Anycombinationof1.1.1.1and1.1.1.2.1.1.2EquipmentNotCovered8212;Thistestmethoddoesnotcoveranyofthefollowingequipment:Material-handlingaerialdevices,Digger-derrickswithplatform,andCraneswithplatform.1.2TheAEtestmethodisusedtodetectandarea-locateemissionsources.Verificationofemissionsourcesmayrequiretheuseofothernondestructivetest(NDT)methods,suchasradiography,ultrasonics,magneticparticle,liquidpenetrant,andvisualinspection.Warning8212;Thistestmethodrequiresthatexternalloadsbeappliedtothesuperstructureofthevehicleundertest.Duringthetest,cautionmustbetakentosafeguardpersonnelandequipmentagainstunexpectedfailureorinstabilityofthevehicleorcomponents.Note18212;ThistestmethodisnotintendedtobeastandaloneNDTmethodfortheverificationofthestructuralintegrityofanaerialdevice.OtherNDTmethodsshouldbeusedtosupplementtheresults.1.3Thevaluesgivenininch-poundunitsaretoberegardedasthestandard.TheSIunitsgiveninparenthesesareforinformationonly.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:V04
【国际标准分类号】:17_140_20;53_020_99
【页数】:9P.;A4
【正文语种】: