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ANSI/ASTM B683-2001 纯钯电触点材料规范

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【英文标准名称】:SpecificationforPurePalladiumElectricalContactMaterial
【原文标准名称】:纯钯电触点材料规范
【标准号】:ANSI/ASTMB683-2001
【标准状态】:现行
【国别】:美国
【发布日期】:2001
【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】:材料;电触点;钯
【英文主题词】:palladium;materials;electriccontacts
【摘要】:Thisspecificationcoverspalladiumintheformofrod,wire,strip,andsheetmaterialforelectricalcontacts.Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.Themetricequivalentsofinch-poundunitsmaybeapproximate.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.ItistheresponsibilityoftheuserofthisstandardtobecomefamiliarwithallhazardsincludingthoseidentifiedintheappropriateMaterialSafetyDataSheet(MSDS)forthisproduct/materialasprovidedbythemanufacturer,toestablishappropriatesafetyandhealthpractices,anddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:K14
【国际标准分类号】:77_120_99
【页数】:
【正文语种】:英语


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【英文标准名称】:Specificationforcastacrylicsheetforbathsandshowertraysfordomesticpurposes.
【原文标准名称】:家用浴缸和淋浴盆用的丙烯酸酯板规范
【标准号】:NFD14-520-1988
【标准状态】:作废
【国别】:法国
【发布日期】:1988-02-01
【实施或试行日期】:1988-02-05
【发布单位】:法国标准化协会(AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:规范(验收);试验;家用;特性;塑料;规范;薄板材;薄板材;尺寸;规范;卫生器具;家用的;交联材料;适用性;卫生设施;检验;丙烯酸类树脂;浴池;淋浴器;淋浴设备;板材;作标记;聚丙烯晴材料
【英文主题词】:
【摘要】:
【中国标准分类号】:Q22;G33
【国际标准分类号】:91_140_70
【页数】:9P;A4
【正文语种】:其他


【英文标准名称】:StandardPracticeforElectromagnetic(Eddy-Current)ExaminationofSeamlessandWeldedTubularProducts,AusteniticStainlessSteelandSimilarAlloys
【原文标准名称】:无缝焊接管形产品、奥氏体不锈钢的类似合金的电磁(涡电流)检验的标准实施规程
【标准号】:ASTME426-1998(2007)
【标准状态】:现行
【国别】:美国
【发布日期】:1998
【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】:E07.07
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:alloy;austeniticchromium-nickelstainlesssteels;austeniticstainlesssteels;conductivity;discontinuities;eddy-current;electromagnetic;encirclingcoil;hallelement;non-magneticsteels;probecoil;seamlesstubularproducts;tubularp
【摘要】:Eddy-currentexaminationisanondestructivemethodoflocatingdiscontinuitiesinaproduct.Changesinelectromagneticresponsecausedbythepresenceofdiscontinuitiesaredetectedbythesensor,amplifiedandmodifiedinordertoactuateaudioorvisualindicatingdevices,orboth,oramechanicalmarker.Signalscanbecausedbyoutersurface,innersurface,orsubsurfacediscontinuities.Theeddy-currentexaminationissensitivetomanyfactorsthatoccurasaresultofprocessing(suchasvariationsinconductivity,chemicalcomposition,permeability,andgeometry)aswellasotherfactorsnotrelatedtothetubing.Thus,allreceivedindicationsarenotnecessarilyindicativeofdefectivetubing.1.1Thispracticecoversproceduresthatmaybefollowedforeddy-currentexaminationofseamlessandweldedtubularproductsmadeofstainlesssteelandsimilaralloyssuchasnickelalloys.Austeniticchromium-nickelstainlesssteels,whicharegenerallyconsideredtobenonmagnetic,arespecificallycoveredasdistinguishedfromthemartensiticandferriticstraightchromiumstainlesssteelswhicharemagnetic.1.2Thispracticeisintendedasaguideforeddy-currentexaminationofbothseamlessandweldedtubularproductsusingeitheranencirclingcoiloraprobe-coiltechnique.Coilsandprobesareavailablethatcanbeusedinsidethetubularproduct;however,theiruseisnotspecificallycoveredinthisdocument.Thistypeofexaminationisusuallyemployedonlytoexaminetubingwhichhasbeeninstalledsuchasinaheatexchanger.1.3Thispracticecoverstheexaminationoftubularproductsrangingindiameterfrom0.125to5in.(3.2to127.0mm)andwallthicknessesfrom0.005to0.250in.(0.127to6.4mm).1.4Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyproblems,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:H26
【国际标准分类号】:
【页数】:4P.;A4
【正文语种】:英语