ANSI/AWS B5.16-2006 焊接工程师资格认可规范
时间:2024-05-15 23:44:35 来源: 标准资料网 作者：标准资料网 阅读：9520
【英文标准名称】:SpecificationfortheQualificationofWeldingEngineers
【原文标准名称】:焊接工程师资格认可规范
【标准号】:ANSI/AWSB5.16-2006
【标准状态】:现行
【国别】:美国
【发布日期】:2006
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:ANSI
【标准类型】:()
【标准水平】:()
【中文主题词】:规范;练习;焊工;焊接工程
【英文主题词】:Specification;Trainings;Welders;Weldingengineering
【摘要】:ThisspecificationestablishestherequirementsforqualificationofWeldingEngineersemployedintheweldingindustry.Theminimumexperience,examination,application,qualification,andrequalificationrequirementsandmethodsaredefinedherein.Thisspecificationisamethodforengineerstoestablisharecordoftheirqualificationandabilitiesinweldingindustryworksuchasdevelopmentofprocedures,processescontrols,qualitystandards,problemsolving,etc.
【中国标准分类号】:J33
【国际标准分类号】:25_160_01
【页数】:
【正文语种】:英语
【英文标准名称】:LaboratoryMeasurementofTheCompositeVibrationDampingPropertiesofMaterialsonaSupportingSteelBar
【原文标准名称】:支撑钢棒上的器材的组合振动阻尼性能的实验室测量
【标准号】:ANSI/SAEJ1637-1993
【标准状态】:现行
【国别】:美国
【发布日期】:1993-02
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:buildingacoustics;materials;construction;vibrationdamping;measuringtechniques
【摘要】:ThisSAERecommendedPracticedescribesalaboratorytestprocedureformeasuringthevibrationdampingperformanceofasystemconsistingofadampingmaterialbondedtoavibratingcantileveredsteelbar.ThebarisoftencalledtheOberstbar(namedafterDr.H.Oberst)andthetestmethodisoftencalledtheOberstBarTestMethod.Materialsfordampingtreatmentsmayincludehomogeneousmaterials,nonhomogeneousmaterials,oracombinationofhomogeneous,nonhomogeneous,and/orinelastic(suchasaluminumfoil)materials.Thesematerialsarecommonlyinstalledintransportationsystemssuchasgroundvehicles,marineproducts,andaircrafttoreducevibrationatresonance,andthusreducethenoiseradiationfromthevibratingsurface.however,thetestmethoddescribedhereinwasdevelopedtorankordermaterialsusedinPASSENGERVEHICLEAPPLICATIONSwithsteelsheetmetalandmaynotbefullyapplicabletoothersituations.Dampingperformanceformostmaterialsandsystemsvariesasafunctionofbothfrequencyandtemperature.Accordingly,thistestprocedureincludesprovisionsformeasuringdampingoverarangeoffrequenciesandtemperaturesfoundapplicabletomanytransportationsystems.Themeasureddampingperformancewillbeexpressedintermsofcompositelossfactor,,withinthefrequencyrangeofapproximately100to1000Hz,andovertheusefultemperaturerangeforthegivenapplication.Thetermcompositereferstothesteelanddampingmaterialcombination.ThetestproceduredescribedhereisbasedonthemethoddescribedinASTME756.However,thisSAEdocumentdiffersfromtheASTME756methodinthattheSAEpracticespecifiesthebarmaterial,thebarsize,andthemountingconditionsofthetestsamples.Thisdocumentprovidesameansofrankorderingdampingmaterialsaccordingtotheircompositelossfactorvaluesfromtestsamplesthatrepresenttypicalpassengervehicleapplications.TheASTME756shouldbefollowedtodeterminethedampingpropertiesofmaterialsalone,includinglossfactor,YoungsmodulusE,andshearmodulusG.
【中国标准分类号】:Z32
【国际标准分类号】:
【页数】:
【正文语种】:英语
【英文标准名称】:Carbonaceousmaterialsusedintheproductionofaluminium-Pitchforelectrodes-Part2:Determinationofthesofteningpoint(Mettlersofteningpointmethod)
【原文标准名称】:铝生产用碳素材料.电极用沥青.第2部分:软化点的测定(梅特勒软化点法)
【标准号】:ISO5940-2-2007
【标准状态】:现行
【国别】:国际
【发布日期】:2007-05
【实施或试行日期】:
【发布单位】:国际标准化组织(ISO)
【起草单位】:ISO/TC226
【标准类型】:()
【标准水平】:()
【中文主题词】:铝;碳素材料;电极;梅特勒;沥青(石油产品);生产;软化点;焦油;试验设备;测试
【英文主题词】:Aluminium;Carbonmaterials;Electrodes;Mettler;Pitch(petroleumproduct);Production;Softeningpoint;Tars;Testequipment;Testing
【摘要】:ThispartofISO5940specifiesamethodtodeterminethesofteningpointofpitchesbytheMettlermethod,withintherangeof50°Cto180°C.Itcanbeusedforotherorganicmaterialsthatareusedasbinderandimpregnatingagents,wheretheyhaveaMettlersofteningpointwithintherangeof50°Cto150°C.
【中国标准分类号】:D52
【国际标准分类号】:71_100_10
【页数】:8P;A4
【正文语种】:英语