SAE AMS4190 Aluminum Alloy, Welding Wire 5.2Si (4043)
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来源:标准资料网
Product Code:SAE AMS4190
Title:Aluminum Alloy, Welding Wire 5.2Si (4043)
Issuing Committee:Ams D Nonferrous Alloys Committee
Scope:This specification covers an aluminum alloy in the form of welding wire.This wire has been used typically as filler metal for gas-metal-arc or gas-tungsten-arc welding of aluminum alloys of similar composition, but usage is not limited to such applications.
基本信息
| 标准名称： | 无铅车用汽油 |
| 英文名称： | Lead-Free Gasoline for Vehicles |
| 中标分类： |
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| 发布日期： | 1994-05-30 |
| 实施日期： | 1994-05-30 |
| 首发日期： | |
| 作废日期： | |
| 出版日期： | |
| 页数： | 1页 |
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【英文标准名称】:Railwayapplications-Noiseemission-Railroughnessmeasurementrelatedtorollingnoisegeneration;EnglishversionofDINEN15610:2009-08
【原文标准名称】:铁路应用.噪声排放.关于转动噪声产生的轨道粗糙度测量,DINEN15610:2009-08的英文版本
【标准号】:DINEN15610-2009
【标准状态】:现行
【国别】:德国
【发布日期】:2009-08
【实施或试行日期】:
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:声学;条件;定义;耐久性;测量;测量条件;测量仪器;测量技术;移动噪声;噪声;噪声辐射;噪声排放;噪声辐射;噪声(环境的);噪声等级;噪声测量;噪声测量;使用条件;性能;特性;铁路运输;铁轨;钢轨;铁路设施;铁路钢轨;铁路;粗糙度(表面);试验;测试;痕量元素分析;测试条件;试验条件;轨道(物料装卸设备);交通噪声;磨损量
【英文主题词】:Acoustics;Conditions;Definitions;Measurement;Measurementconditions;Measuringinstruments;Measuringtechniques;Movementnoise;Noise;Noiseemission;Noiseemissions;Noise(environmental);Noiselevels;Noisemeasurement;Noisemeasurements;Operatingconditions;Properties;Railtransport;Rails;Railwayapplications;Railwayrails;Railways;Roughness(surface);Testing;Testingconditions;Tracks(materialshandlingequipment);Trafficnoise;Wear-quantity
【摘要】:1.1ThisEuropeanStandardspecifiesadirectmethodforcharacterizingthesurfaceroughnessoftherailassociatedwithrollingnoise("acousticroughness"),intheformofaone-thirdoctavebandspectrum.Thisstandarddescribesamethodfor:a)selectingmeasuringpositions;b)dataacquisition;c)measurementdataprocessinginordertoestimateasetofone-thirdoctavebandroughnessspectra;d)presentationofthisestimateforcomparisonwithlimitsofacousticroughness;e)comparisonwithagivenupperlimitintermsofaone-thirdoctavebandwavelengthspectrum.1.2Itisapplicabletothe:a)performancetestingofreferencetracksectionsforthemeasurement,withinaperiodofthreemonthsbeforeorafterroughnesscharacterization,ofnoiseemittedbyrailwayvehiclesforacceptancetestingpurposes;b)acceptanceoftherailsurfaceconditiononlyinthecasewheretheresultofthedirectmeasurementoftheacousticroughnessisregardedasanestablishedacceptancecriterion.1.3Itisnotapplicabletothe:a)measurementofrailroughnessusinganindirectmethod;b)measurementofcombinedwheel-railroughness;c)analysisoftheeffectofwheel-railinteraction,suchasa"contactfilter";d)approvalofrailreprofiling,includingrailgrindingoperations,exceptforthosewheretheacousticroughness(andnotthelevelofcorrugation)isanestablishedapprovalcriterion;e)characterizationoftrackgeometry.Testingandapprovalofmeasuringapparatusarenotpartofthescopeofthisstandard.
【中国标准分类号】:Z32
【国际标准分类号】:17_140_30;93_100
【页数】:36P.;A4
【正文语种】:英语
