Product Code:SAE AMS4120
Title:Aluminum Alloy, Rolled or Cold Finished Bars, Rods, and Wire, 4.4Cu - 1.5Mg - 0.60Mn (2024), Solution Heat Treated and Naturally Aged (T4), Solution Heat Treated, Cold Worked, and Naturally Aged (T351)
Issuing Committee:Ams D Nonferrous Alloys Committee
Scope:This specification covers two tempers of aluminum alloy in the form of bars, rods, and wire.【英文标准名称】:Liquidpumpsandpumpunits-Noisetestcode-Grade2and3ofaccuracy;GermanversionEN12639:2000
【原文标准名称】:液体泵和泵部件.噪音试验规程.精确性2级和3级
【标准号】:EN12639-2000
【标准状态】:现行
【国别】:
【发布日期】:2000-06
【实施或试行日期】:2000-06-01
【发布单位】:欧洲标准学会(EN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:空气噪声;声压级;泵部件;分类系统;噪声测量;噪声辐射;声学;声功率;定义;定义;精密度;机械工程;测量技术;泵;声级;发出的空气噪声;液泵
【英文主题词】:Acoustics;Airbornenoise;Airbornenoiseemitted;Classificationsystems;Definition;Definitions;Liquidpumps;Measuringtechniques;Mechanicalengineering;Noiseemissions;Noisemeasurements;Precision;Pumpunit;Pumps;Soundlevel;Soundpower;Soundpressurelevel
【摘要】:
【中国标准分类号】:J71
【国际标准分类号】:17_140_20;23_080
【页数】:20P.;A4
【正文语种】:英语