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ASTM A 703/A 703M-1999 受压部件用钢铸件的标准规范

作者:标准资料网 时间:2024-04-20 21:12:37  浏览:8379   来源:标准资料网
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【英文标准名称】:StandardSpecificationforSteelCastings,GeneralRequirements,forPressure-ContainingParts
【原文标准名称】:受压部件用钢铸件的标准规范
【标准号】:ASTMA703/A703M-1999
【标准状态】:作废
【国别】:美国
【发布日期】:1999
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:钢;防压;规范(验收);压力;铸件
【英文主题词】:pressure;pressureproof;specification(approval);steels;castings
【摘要】:
【中国标准分类号】:J31
【国际标准分类号】:77_140_80
【页数】:14P;A4
【正文语种】:英语


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【英文标准名称】:Testingofacousticsinbuildings-Airborneimpactandsoundinsulation-Measurementofleveldifference
【原文标准名称】:建筑物声学检验.气载噪声和隔音.第6部分:噪声级差测量
【标准号】:DIN52210-6-2012
【标准状态】:现行
【国别】:德国
【发布日期】:2012-02-01
【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】:
【英文主题词】:Acousticmeasurement;Acoustics;Airbornenoise;Airbornesoundinsulation;Buildingacoustics;Buildings;Components;Construction;Definitions;Ducts;Evaluations;Impactsoundinsulation;Materialstesting;Mathematicalcalculations;Measurement;Measuringtechniques;Rounding(numbers);Shafts;Soundinsulation;Testperformance;Testingset-ups
【摘要】:
【中国标准分类号】:P31
【国际标准分类号】:91_120_20
【页数】:8P;A4
【正文语种】:德语


【英文标准名称】:Electromagneticcompatibility(EMC)-Genericstandards-Immunityforresidential,commercialandlight-industrialenvironments
【原文标准名称】:电磁兼容性.通用标准.住宅区、商业区和轻工业区不敏感性
【标准号】:BSEN61000-6-1-2001
【标准状态】:作废
【国别】:英国
【发布日期】:2001-10-23
【实施或试行日期】:2001-10-23
【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】:电磁兼容性;电磁场;电力系统干扰;电磁辐射;工作环境;乱真信号;无线电干扰;直流电流;低压电器;工业的;家用的;频率;电气试验;商业的;电力系统;性能试验;电子设备及元件;电气设备
【英文主题词】:Commercialenterprises;Definition;Definitions;Electricpowersystems;Electricalengineering;Electrically-operateddevices;Electromagneticcompatibility;Electronically-operateddevices;EMC;Emissions;Equipment;Frequencyranges;Genericspecification;Industries;Interferencerejections;Operation;Performanceinservice;Powersupplysystem;Residentialareas;Shops;Specification(approval);Testing;Testingconditions;Testingrequirements;Trade;Tradeareas
【摘要】:ThissectionofIEC61000-6forEMCimmunityrequirementsappliestoelectricalandelectronicapparatusintendedforuseinresidential,commercialandlight-industrialenvironments,asdescribedinclause4,forwhichnodedicatedproductorproduct-familyimmunitystandardexists.Immunityrequirementsinthefrequencyrange0Hzto400GHzarecovered.Wherearelevantdedicatedproductorproduct-familyEMCimmunitystandardexists,itshalltakeprecedenceoverallaspectsofthisgenericstandard.Thisstandardappliestoapparatusintendedtobedirectlyconnectedtoalow-voltagepublicmainsnetworkorconnectedtoadedicatedd.c.sourcewhichisintendedtointerfacebetweentheapparatusandthelow-voltagepublicmainsnetwork.Thisstandardappliesalsotoapparatuswhichisbatteryoperatedorispoweredbyanon-public,butnon-industrial,low-voltagepowerdistributionsystemifthisapparatusisintendedtobeusedinthelocationsdescribedinclause4.Apparatusintendedtobeconnectedtoanindustrialpowernetworkandapparatusintendedtobeoperatedinanindustrialenvironmentarecoveredbytheindustrialgenericstandard,IEC61000-6-2.Theobjectofthisstandardistodefinetheimmunitytestrequirementsforapparatusdefinedinthescopeinrelationtocontinuousandtransient,conductedandradiateddisturbancesincludingelectrostaticdischarges.Thesetestrequirementsrepresentessentialelectromagneticcompatibilityimmunityrequirements.Theimmunityrequirementshavebeenselectedtoensureanadequatelevelofimmunityforapparatusatresidential,commercialandlight-industriallocations.Thelevelsdonothowevercoverextremecaseswhichmayoccuratanylocationbutwithanextremelylowprobabilityofoccurrence.Notalldisturbancephenomenahavebeenincludedfortestingpurposesinthisstandardbutonlythoseconsideredasrelevantfortheequipmentcoveredbythisstandard.Testrequirementsarespecifiedforeachportconsidered.NOTE-Inspecialcases,situationswillarisewherethelevelsofdisturbancesmayexceedthetestlevelsspecifiedinthisstandard;forexamplewhereahand-heldtransmitterisusedinproximitytoanapparatus.Intheseinstances,specialmitigationmeasuresmayhavetobeemployed.
【中国标准分类号】:L06
【国际标准分类号】:33_100_20
【页数】:22P.;A4
【正文语种】:英语



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