SAE AMS4184 Filler Metal, Aluminum Brazing, 10Si - 4.0Cu (4145) (Cancelled Oct 2007, Superseded by AWS S5.8, BAISi-3)
时间:2024-05-15 09:36:32 来源: 标准资料网 作者：标准资料网 阅读：8644
Product Code:SAE AMS4184
Title:Filler Metal, Aluminum Brazing, 10Si - 4.0Cu (4145) (Cancelled Oct 2007, Superseded by AWS S5.8, BAISi-3)
Issuing Committee:Ams D Nonferrous Alloys Committee
Scope:This specification covers an aluminum alloy in the form of wire, sheet, foil, pig, grains, shot, and chips.
【英文标准名称】:StandardTestMethodforDeterminingtheInitialEfficiencyofMaterialsUsedinMedicalFaceMaskstoPenetrationbyParticulatesUsingLatexSpheres
【原文标准名称】:利用胶乳球测定医用面具材料粒子渗透性初始效率的标准试验方法
【标准号】:ASTMF2299/F2299M-2003(2010)
【标准状态】:现行
【国别】:美国
【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】:F23.40
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:filtration;medicalfacemask;particlefiltrationefficiency;particles;particulate;Efficiency;Filtrationperformance;Initialconditions;Initialparticlefiltrationefficiency;Latexspheres;Medicalfacemasks;Monodisperseparticulatematerial
【摘要】:Thistestmethodmeasurestheinitialfiltrationefficiencyofmaterialsusedinmedicalfacemasksbysamplingrepresentativevolumesoftheupstreamanddownstreamlatexaerosolconcentrationsinacontrolledairflowchamber.Thistestmethodprovidesspecifictesttechniquesforbothmanufacturersanduserstoevaluatematerialswhenexposedtoaerosolparticlesizesbetween0.1and5.0x03BC;m.Thistestmethodestablishesabasisofefficiencycomparisonbetweenmedicalfacemaskmaterials.Thistestmethoddoesnotestablishacomprehensivecharacterizationofthemedicalfacemaskmaterialforaspecificprotectiveapplication.Thistestmethoddoesnotassesstheoveralleffectivenessofmedicalfacemasksinpreventingtheinwardleakageofharmfulparticles.Thedesignofthemedicalfacemaskandtheintegrityofthesealofthemedicalfacemasktothewearer''sfacearenotevaluatedinthistest.Thistestmethodisnotsuitableforevaluatingmaterialsusedinprotectiveclothingfordeterminingtheireffectivenessagainstparticulatehazards.Ingeneral,clothingdesignisasignificantfactor,whichmustbeconsideredinadditiontothepenetrationofpenetrationofparticulates.1.1Thistestmethodestablishesproceduresformeasuringtheinitialparticlefiltrationefficiencyofmaterialsusedinmedicalfacemasksusingmonodispersedaerosols.1.1.1Thistestmethodutilizeslightscatteringparticlecountinginthesizerangeof0.1to5.0x03BC;mandairflowtestvelocitiesof0.5to25cm/s.1.2Thetestproceduremeasuresfiltrationefficiencybycomparingtheparticlecountinthefeedstream(upstream)tothatinthefiltrate(downstream).1.3ThevaluesstatedinSIunitsorinotherunitsshallberegardedseparatelyasstandard.Thevaluesstatedineachsystemmustbeusedindependentlyoftheother,withoutcombiningvaluesinanyway.1.4Thefollowingprecautionarycaveatpertainsonlytothetestmethodsportion,Section10,ofthisspecification.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:C48
【国际标准分类号】:11_120_20
【页数】:8P.;A4
【正文语种】:英语
【英文标准名称】:Steelcastings-Magneticparticleinspection
【原文标准名称】:钢铸件.磁粉探伤检测
【标准号】:ISO4986-2010
【标准状态】:现行
【国别】:国际
【发布日期】:2010-03
【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/TC17
【标准类型】:()
【标准水平】:()
【中文主题词】:验收规范;铸钢;交货条件;铁磁的;磁粉探伤;金属;无损检验;顺序示度;颗粒物质的测定;钢;表面检验;检测报告;试验
【英文主题词】:Acceptancespecification;Caststeels;Deliveryconditions;Ferromagnetic;Magnetic-particleflawdetection;Metals;Non-destructivetesting;Orderindications;Particulatemattermeasurement;Steels;Surfaceinspections;Surveillancereports;Testing
【摘要】:ThisInternationalStandardspecifiesamethodforthemagneticparticleinspectionofferro-magneticsteelcastings.Italsogivesacceptancecriteriathroughseveritylevelsdefinedbythenature,theareaandthedimensionsofthediscontinuitiespresent.ThisInternationalStandardappliestoallferro-magneticcastings,independentofthemouldingmethod.
【中国标准分类号】:J31;H40
【国际标准分类号】:77_040_20;77_140_80
【页数】:38P.;A4
【正文语种】:英语