DIN V ENV 1991-2-2-1997 欧洲法规1.设计基础和对结构的作用.第2-2部分:对结构的作用.结构受火灾的影响;德文版本ENV1991-2-2:1995
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【英文标准名称】:Eurocode1-Basisofdesignandactionsonstructures-Part2-2:Actionsonstructures;actionsonstructuresexposedtofire;GermanversionENV1991-2-2:1995
【原文标准名称】:欧洲法规1.设计基础和对结构的作用.第2-2部分:对结构的作用.结构受火灾的影响;德文版本ENV1991-2-2:1995
【标准号】:DINVENV1991-2-2-1997
【标准状态】:作废
【国别】:德国
【发布日期】:1997-05
【实施或试行日期】:
【发布单位】:德国标准化学会(DIN)
【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】:P30
【国际标准分类号】:91_010_30;13_220_50
【页数】:41P;A4
【正文语种】:德语
【英文标准名称】:Transportableliquidoxygensystemsformedicaluse-Particularrequirements
【原文标准名称】:医用可移动的液氧装置.特殊要求
【标准号】:ISO18777-2005
【标准状态】:现行
【国别】:国际
【发布日期】:2005-02
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC121
【标准类型】:()
【标准水平】:()
【中文主题词】:医疗技术学;公共卫生;电气设备;氧气罐;规范(验收);呼吸设备;医疗设备;使用;救护服务;便携的;医学科学;定义;治疗学;病人;氧;医院
【英文主题词】:Accessories;Applications;Breathingequipment;Definitions;Electricalappliances;Hospitals;Liquidoxygen;Medical;Medicaldevices;Medicalequipment;Medicalsciences;Medicaltechnology;Oxygen;Oxygentank;Patients;Performancerequirements;Portable;Publichealth;Rescueandambulanceservices;Safetyrequirements;Specification(approval);Therapeutics;Therapyequipment
【摘要】:IEC60601-1:1988,Clause1,appliesexceptasfollows:Amendments(addatendof1.1):
【中国标准分类号】:C47
【国际标准分类号】:11_040_10
【页数】:25P;A4
【正文语种】:英语
【英文标准名称】:StandardTestMethodforMeasurementofHydrogenEmbrittlementThresholdinSteelbytheIncrementalStepLoadingTechnique
【原文标准名称】:用增长载荷技术测量钢中氢脆性的标准试验方法
【标准号】:ASTMF1624-2009
【标准状态】:现行
【国别】:美国
【发布日期】:2009
【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】:F07.04
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:decreasingloadingrate;delayedbrittlefailure;displacementcontrol;fasteners;hydrogenembrittlementthreshold;hydrogeninducedstresscracking;risingstepload;slowstrainrate;Acceleratedaging/testing--metallicmaterials;Constantrate-of-ext
【摘要】:Thistestmethodisusedforresearch,design,serviceevaluation,manufacturingcontrol,anddevelopment.Thistestmethodquantitativelymeasuresstressparametersthatareusedinadesignorfailureanalysisthattakesintoaccounttheeffectsofenvironmentalexposureincludingthatwhichoccursduringprocessing,suchasplating(8)(ASTMSTP962).Forplatingprocesses,thevalueofx03C3;th-IHEisusedtospecifyquantitativelythemaximumoperatingstressforagivenstructureorproduct.Forqualitycontrolpurposes,anacceleratedtestisdevisedthatusesaspecifiedloadingrate,whichisequaltoorlowerthantheloadingratenecessarytodeterminethethresholdstress(see8.1).Forfasteners,thevalueofx03C3;th-IHEisusedtospecifyquantitativelythemaximumstressduringinstallationandinservicetoavoidprematurefailurecausedbyresidualhydrogeninthesteelasaresultofprocessing.Forfasteners,thevalueofx03C3;th-EHEisusedtospecifyquantitativelythemaximumstressduringinstallationandinservicetoavoidfailurefromhydrogenabsorbedduringexposuretoaspecificenvironment.Tomeasuretherelativesusceptibilityofsteelstohydrogenpickupfromvariousfabricationprocesses,asingle,selected,discriminatingrateisusedtoranktheresistanceofvariousmaterialstohydrogenembrittlement.AnnexA1describestheapplicationofthisstandardtestmethodtohydrogenembrittlementtestingoffasteners.1.1Thistestmethodestablishesaproceduretomeasurethesusceptibilityofsteeltoatime-delayedfailuresuchasthatcausedbyhydrogen.Itdoessobymeasuringthethresholdfortheonsetofsubcriticalcrackgrowthusingstandardfracturemechanicsspecimens,irregular-shapedspecimenssuchasnotchedroundbars,oractualproductsuchasfasteners(2)(threadedorunthreaded)springsorcomponentsasidentifiedinSAEJ78,J81,andJ1237.1.2Thistestmethodisusedtoevaluatequantitatively:1.2.1Therelativesusceptibilityofsteelsofdifferentcompositionorasteelwithdifferentheattreatments;1.2.2Theeffectofresidualhydrogeninthesteelasaresultofprocessing,suchasmelting,thermalmechanicalworking,surfacetreatments,coatings,andelectroplating;1.2.3Theeffectofhydrogenintroducedintothesteelcausedbyexternalenvironmentalsourcesofhydrogen,suchasfluidsandcleanersmaintenancechemicals,petrochemicalproducts,andgalvaniccouplinginanaqueousenvironment.1.3Thetestisperformedeitherinair,tomeasuretheeffectifresidualhydrogenisinthesteelbecauseoftheprocessing(IHE),orinacontrolledenvironment,tomeasuretheeffectofhydrogenintroducedintothesteelasaresultoftheexternalsourcesofhydrogen(EHE)asdetailedinASTMSTP543.1.4Thevaluesstatedinacceptableinch-poundunitsshallberegardedasthestandard.Thevaluesstatedinmetricunitsmaynotbeexactequivalents.Conversionoftheinch-poundunitsbyappropriateconversionfactorsisrequiredtoobtainexactequivalence.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:H22
【国际标准分类号】:77_040_10
【页数】:12P.;A4
【正文语种】:英语
