SAE AMS4776 Nickel Alloy, Brazing Filler Metal 73ni 4.5si 14cr 3.1b 4.5fe (Low Carbon) 1790 to 1970Mdf (977 to 1077Mdc)
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来源:标准资料网
Product Code:SAE AMS4776
Title:Nickel Alloy, Brazing Filler Metal 73ni 4.5si 14cr 3.1b 4.5fe (Low Carbon) 1790 to 1970Mdf (977 to 1077Mdc) Solidus-Liquidus Range
Issuing Committee:Ams F Corrosion Heat Resistant Alloys Committee
Scope:This specification covers a nickel alloy in the form of wire, rod, strip, foil, and powder and a viscous mixture (paste) of the powder in a suitable binder.
【英文标准名称】:Homeandbuildingelectronicsystems(HBES)-Part8:conformityassessmentofproducts.
【原文标准名称】:家庭和建筑物用电子系统(HBES).第8部分:产品的合格评定
【标准号】:NFC90-408-2001
【标准状态】:现行
【国别】:法国
【发布日期】:2001-01-01
【实施或试行日期】:2001-01-20
【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);功能;产品试验;电子工程;产品;电磁兼容性;建筑物;家用的;定义;合格;安全;评定;电子系统;合格试验
【英文主题词】:
【摘要】:
【中国标准分类号】:P92
【国际标准分类号】:97_120
【页数】:9P;A4
【正文语种】:其他
【英文标准名称】:StandardTestMethodforSonicVelocityinManufacturedCarbonandGraphiteMaterialsforUseinObtainingYoung''sModulus
【原文标准名称】:为获得杨氏模量测量加工的炭精及石墨材料中音速的标准试验方法
【标准号】:ASTMC769-2009
【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】:D02.F0
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:carbon;graphite;sonic;velocity;Young'smodulus;Carbon;Graphite;Velocity;Young'smodulus
【摘要】:Sonicvelocitymeasurementsareusefulforcomparingmaterials.AvalueforYoung''smoduluscanbeobtainedformanyapplications,whichwillbeingoodagreementwiththevalueobtainedbyothermethods,suchasinTestMethodC747.TheaccuracyoftheYoung''smoduluscalculatedfromEq1willdependupontheuncertaintyinPoisson''sratioanditsimpactontheevaluationofthePoisson''sfactorinEq2.Ifthegrainsizeofthecarbonorgraphiteisgreaterthanoraboutequaltothewavelengthofthesonicpulse,themethodmaynotbeprovidingavalueofYoungx2019;smodulusrepresentativeofthebulkmaterial.Therefore,itwouldbedesirabletotestalowerfrequency(longerwavelength)todemonstratethatvelocityisindependentoffrequency.Significantsignalattenuationshouldbeexpectedwhenthegrainsizeofthematerialisgreaterthanoraboutequaltothewavelengthofthetransmittedsonicpulse.Ifthesampleisonlyafewgrainsthick,theacceptabilityofthemethodx2019;sapplicationshouldbedemonstratedbyinitiallyperformingmeasurementsonaseriesoftestscoveringarangeofsamplelengthsbetweentheproposedtestlengthandatestlengthincorporatingsufficientgrainstoadequatelyrepresentthebulkmaterial.1.1ThistestmethodcoversaprocedureformeasuringthesonicvelocityinmanufacturedcarbonandgraphitewhichcanbeusedtoobtainYoung''smodulus.1.2ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Q51
【国际标准分类号】:71_100_99
【页数】:5P.;A4
【正文语种】:英语
