DIN EN 777-2-2000 家用多燃烧器燃气式架空辐射管加热器系统.第2部分:E系统安全
作者:标准资料网 时间:2024-05-12 20:40:42 浏览:9065
来源:标准资料网
【英文标准名称】:Multi-burnergas-firedoverheadradianttubeheatersystemsfornon-domesticuse-Part2:SystemE,safety;GermanversionEN777-2:1999
【原文标准名称】:家用多燃烧器燃气式架空辐射管加热器系统.第2部分:E系统安全
【标准号】:DINEN777-2-2000
【标准状态】:作废
【国别】:德国
【发布日期】:2000-10
【实施或试行日期】:2000-10-01
【发布单位】:德国标准化学会(DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:工业;使用说明;作标记;燃烧器;辐射加热器;设备安全;风扇;安装说明;操作说明书;贸易;红外灯;说明书;燃气技术;燃气动力装置;设计;气体加热器;加热器;安全工程;文献工作;试验;安全;黑暗辐射器;结构要求;安全要求;分类;
【英文主题词】:
【摘要】:
【中国标准分类号】:Y63
【国际标准分类号】:97_100_20
【页数】:46P;A4
【正文语种】:德语
Product Code:SAE J1231
Title:Formed Tube Ends for Hose Connections and Hose Fittings
Issuing Committee:Hydraulic Hose And Hose Fittings Committee
Scope:This SAE standard provides general and dimensional specifications for formed tube ends and hose fittings. These connections are intended for general applications in low pressure automotive and hydraulic systems on automotive, industrial, and commercial products. The fittings shown in Figures 2 and 3 are intended to be retained by hose clamps as specified in SAE J1508.It is recommended that where step sizes or additional types of fittings are required, they be designed to conform with the specifications of this document insofar as they may apply. The following general specifications shall supplement the dimensional data contained in the tables with respect to all unspecified detail.【英文标准名称】:StandardTestMethodsforLeaksUsingtheMassSpectrometerLeakDetectorintheInside-OutTestingMode
【原文标准名称】:在双面试验模式中用质谱仪检漏器做泄漏检验的标准试验方法
【标准号】:ASTME493-2006
【标准状态】:现行
【国别】:
【发布日期】:2006
【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】:E07.08
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:检漏仪;泄漏;质谱仪;无损检验;试验
【英文主题词】:belljarleaktest;bombmassspectrometerleaktest;heliumleaktest;heliumleaktesting;leaktesting;massspectrometerleaktesting;sealedobjectmassspectrometerleaktest
【摘要】:MethodsAorBareusefulintestinghermetically-sealeddeviceswithinternalvolumes.Maximumacceptableleakrateshavebeenestablishedformicroelectronicdevicestoassureperformancecharacteristicswillnotbeaffectedbyin-leakageofair,watervapororothercontaminantsovertheprojectedlifeexpected.Caremustbetakentocontrolthebombingpressure,bombingtimeanddwelltimeafterbombingortheresultscanvarysubstantially.1.1Thesetestmethodscoverproceduresfortestingdevicesthataresealedpriortotesting,suchassemiconductors,hermeticallyenclosedrelays,pyrotechnicdevices,etc.,forleakagethroughthewallsoftheenclosure.Theymaybeusedwithvariousdegreesofsensitivity(dependingontheinternalvolume,thestrengthoftheenclosure,thetimeavailableforpreparationoftest,andonthesorptioncharacteristicsoftheenclosurematerialforhelium).Ingeneralpracticethesensitivitylimitsarefrom4.41015to4.41011moles/s(109standardcm3/sto105standardcm3/sat0C)forhelium,althoughtheselimitsmaybeexceededbyseveraldecadesineitherdirectioninsomecircumstances.1.2Twotestmethodsaredescribed:1.2.1TestMethodATestpartpreparationbybombing.1.2.2TestMethodBTestpartpreparationbyprefilling.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:N50
【国际标准分类号】:19_100
【页数】:3P.;A4
【正文语种】:
