SAE AMS7728 Iron-Nickel-Cobalt Alloy Sheet, Strip, and Plate, 53fe 29ni 17co, Low Expansion Glass Sealing, Annealed

作者:标准资料网 时间:2024-05-16 19:41:55   浏览:8447   来源:标准资料网
下载地址: 点击此处下载
Product Code:SAE AMS7728
Title:Iron-Nickel-Cobalt Alloy Sheet, Strip, and Plate, 53fe 29ni 17co, Low Expansion Glass Sealing, Annealed
Issuing Committee:Ams F Corrosion Heat Resistant Alloys Committee
Scope:This specification covers an iron-nickel-cobalt alloy in the form of sheet, strip, and plate.
下载地址: 点击此处下载
【英文标准名称】:Workplaceatmospheres-Determinationofinorganicacidsbyionchromatography-Part2:Volatileacids,excepthydrofluoricacid(hydrochloricacid,hydrobromicacidandnitricacid)
【原文标准名称】:工作场所空气.离子色谱分析法测定无机酸.第2部分:除氢氟酸之外的挥发酸(盐酸,氢溴酸及硝酸)
【标准号】:ISO21438-2-2009
【标准状态】:现行
【国别】:国际
【发布日期】:2009-12
【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/TC146
【标准类型】:()
【标准水平】:()
【中文主题词】:酸;空气净化;空气质量;分析;环境污染物;色谱法;定义;易散性排放;氢溴酸;盐酸;无机酸;离子交换色谱法;质量浓度;除雾器;硝酸;职业安全;污染物;取样;抽样方法;挥发性的;挥发物质;挥发物测定;工作地点
【英文主题词】:Acids;Airpurification;Airquality;Analysis;Atmosphericpollutants;Chromatography;Definitions;Fugitiveemissions;Hydrobromicacid;Hydrochloricacid;Inorganicacids;Ion-exchangechromatography;Massconcentration;Mistcollector;Nitricacid;Occupationalsafety;Pollutants;Sampling;Samplingmethods;Volatile;Volatilematter;Volatilematterdetermination;Workingplaces
【摘要】:
【中国标准分类号】:C70
【国际标准分类号】:13_040_30
【页数】:29P;A4
【正文语种】:英语


【英文标准名称】:Acoustics-Referencezeroforthecalibrationofaudiometricequipment-Referenceequivalentthresholdsoundpressurelevelsforpuretonesandcircumauralearphones
【原文标准名称】:声学.校正听力设备的基准零级.纯音和环绕耳机的基准等效阈声压级
【标准号】:BSENISO389-8-2004
【标准状态】:现行
【国别】:英国
【发布日期】:2004-06-08
【实施或试行日期】:2004-06-08
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:声压;声压级;定义;耳机;标准参考测量方法;声学;听觉阈;参比状态;校正;声音;听力测定
【英文主题词】:Acousticpropertiesandphenomena;Acousticsignals;Acoustics;Airconductionhearingaids;Audiometers;Audiometry;Auditorythreshold;Calibration;Datum;Definition;Definitions;Earphones;Electricalengineering;Headphones;Instruments;Levels;Measuringtechniques;Pure-toneaudiometers;Referenceconditions;Referencelevels;Referencemeasuringmethods;Sound;Soundlevels;Soundpressure;Soundpressurelevel;Thresholdvalue
【摘要】:ThispartofISO389specifiesreferenceequivalentthresholdsoundpressurelevels(RETSPLs)forpuretonesinthefrequencyrangefrom125Hzto8kHz,applicabletothecalibrationofairconductionaudiometersequippedwithaparticularmodelofcircumauralearphones(SENNHEISERHDA200).NOTESomenotesandreferencesonthederivationandthetestconditionsusedtodeterminetherecommendedreferencelevelsaregiveninAnnexAandtheBibliography.ThesoundattenuationoftheearphoneisgiveninAnnexB.ForspeechaudiometersoftypesA-EandB-E(seeIEC60645-2),thecorrectionfiguresoftheearphoneforafree-fieldequivalentoutputaregiveninAnnexC.
【中国标准分类号】:N65
【国际标准分类号】:13_140
【页数】:16P.;A4
【正文语种】:英语