ANSI/NEMA PB1-1990 配电盘
作者:标准资料网 时间:2024-05-15 17:53:46 浏览:8407
来源:标准资料网
【英文标准名称】:Panelboards
【原文标准名称】:配电盘
【标准号】:ANSI/NEMAPB1-1990
【标准状态】:作废
【国别】:美国
【发布日期】:1990
【实施或试行日期】:
【发布单位】:美国国家标准学会(ANSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:电气设备;配电盘(开关设备);电气工程;电控制设备
【英文主题词】:electriccontrolequipment;electricalengineering;switchboards(switchgear);electricalequipment
【摘要】:
【中国标准分类号】:K36
【国际标准分类号】:29_130_01
【页数】:
【正文语种】:英语
【英文标准名称】:Aerospace-Nuts,anchor,self-locking,fixed,singlelug,withcounterbore,withMJthreads,classifications:1100MPa(atambienttemperature)/235°C,1100MPa(atambienttemperature)/315°Cand1100MPa(atambienttemperature)/425°C-Dimensions
【原文标准名称】:航空航天.等级为:1100MPa(环境温度)/235℃、1100MPa(环境温度/315℃和1100MPa(环境温度)/425℃、带有沉孔及MJ螺纹的单耳固定托板自锁螺母.尺寸
【标准号】:ISO3168-1998
【标准状态】:现行
【国别】:国际
【发布日期】:1998-12
【实施或试行日期】:
【发布单位】:国际标准化组织(ISO)
【起草单位】:ISO/TC20
【标准类型】:()
【标准水平】:()
【中文主题词】:分单双面(向)的;螺母;自锁紧;尺寸;托板螺母;分类;法兰;MJ螺纹;系紧螺母;航空运输;紧固件
【英文主题词】:Airtransport;Anchornuts;Classification;Dimensions;Duesided;Fasteners;Flanges;MJ-threads;Nuts;Platenuts;Self-locking
【摘要】:ThisInternationalStandardspecifiesthedimensionsofself-locking,fixed,singleluganchornuts,withcounterbore,withMJthreads,forclassifications1100MPa/235℃,1100MPa/315℃and1100MPa/425℃.ThisInternationalStandardisonlyapplicableforthecompilationofaerospaceproductstandards.note:1)Correspondstotheminimumtensilestresswhichthenutisabletowithstandatambienttemperaturewithoutbreakingorcrackingwhentestedwithaboltofahigherstrengthclass.2)Maximumtemperaturethatthenutisablewithstand,withoutpermanentalterationtoitsoriginalcharacteristics,afterambienttemperaturehasbeenrestored.Themaximumtemperatureisconditionedbythesurfacetreatment.
【中国标准分类号】:V20
【国际标准分类号】:49_030_30
【页数】:2P;A4
【正文语种】:英语
【英文标准名称】:StandardPracticeforHeatTreatmentofWroughtAluminumAlloys
【原文标准名称】:锻造铝合金的热处理的标准实施规程
【标准号】:ASTMB918-2001
【标准状态】:现行
【国别】:
【发布日期】:2001
【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】:B07.03
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:aluminumalloys;annealing;precipitationheattreatment;solutionheattreatment
【摘要】:1.1Thispracticeisintendedforuseintheheattreatmentofwroughtaluminumalloysforgeneralpurposeapplications.1.1.1TheheattreatmentofwroughtaluminumalloysusedinspecificaerospaceapplicationsiscoveredinAMS2772.1.1.2HeattreatmentofaluminumalloycastingsforgeneralpurposeapplicationsiscoveredinPracticeB917/B917M.1.2Timesandtemperaturesappearingintheheat-treatmenttablesaretypicalforvariousforms,sizes,andmanufacturingmethodsandmaynotprovidetheoptimumheattreatmentforaspecificitem.1.3Somealloysinthe6xxxseriesmayachievetheT4temperbyquenchingfromwithinthesolutiontemperaturerangeduringorimmediatelyfollowingahotworkingprocess,suchasuponemergingfromanextrusiondie.Suchalternativestofurnaceheatingandimmersionquenchingareindicatedin,byFootnoteL,forheattreatmentofwroughtaluminumalloys.However,thispracticedoesnotcovertherequirementsforacontrolledpressheattreatment.(RefertoPracticeB807forpressheattreatmentofaluminumalloys.)1.4Thispracticeisininch-poundunits.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:H61
【国际标准分类号】:25_200;77_150_10
【页数】:13P.;A4
【正文语种】:
