HB 5220.19-1995 高温合金化学分析方法 铜铁试剂、铜试剂分离-EDTA容量法测定铝含量
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来源:标准资料网
基本信息
标准名称: | 高温合金化学分析方法 铜铁试剂、铜试剂分离-EDTA容量法测定铝含量 |
中标分类: |
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ICS分类: |
航空器和航天器工程 >>
航空航天制造用材料
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替代情况: | HB 5220.10(1)-82 |
发布日期: | 1995-12-13 |
实施日期: | 1996-01-01 |
首发日期: | 1900-01-01 |
作废日期: | 2008-10-01 |
出版日期: | 1900-01-01 |
页数: | 3页 |
适用范围
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引用标准
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所属分类: 航空器和航天器工程 航空航天制造用材料
【英文标准名称】:Explosiveatmospheres-Equipmentprotectionbyintrinsicsafety"i"
【原文标准名称】:爆炸性环境.用原有安全度"i"的防护设备
【标准号】:BSEN60079-11-2007
【标准状态】:作废
【国别】:英国
【发布日期】:2007-01-31
【实施或试行日期】:2007-01-31
【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】:组件;电容器;电路;间隙;元件;二极管;接地;接地连接;电插头;布线系统;电气元件;电气工程;电气安全;电驱动装置;外壳;设备;防爆;爆炸性环境;可燃性环境;绝缘件;原有安全度;漏电路径;主变压器;作标记;标准操作;原电池;印制电路;继电器;安全;蓄电池;半导体;测试;变压器;i型防护电气设备
【英文主题词】:Assemblies;Capacitors;Circuits;Classification;Clearances;Components;Definitions;Diodes;Earthing;Earthingconnection;Electricplugs;Electricwiringsystems;Electricalcomponents;Electricalengineering;Electricalsafety;Electrically-operateddevices;Enclosures;Equipment;Explosionhazard;Explosionprotection;Explosions;Explosiveatmospheres;Flammableatmospheres;Insulations;Intrinsicsafety;Leakagepaths;Mainstransformers;Marking;Normaloperation;Powertransformers;Primarycells;Printedcircuits;Relays;Routinechecktests;Safety;Secondarycells;Semiconductors;Tearstrength;Tensilestrength;Tensiletests;Testing;Transformers;Typeiprotectedelectricalequipment;Types
【摘要】:ThispartofIEC60079specifiestheconstructionandtestingofintrinsicallysafeapparatusintendedforuseinanexplosivegasatmosphereandforassociatedapparatus,whichisintendedforconnectiontointrinsicallysafecircuitswhichentersuchatmospheres.Thistypeofprotectionisapplicabletoelectricalapparatusinwhichtheelectricalcircuitsthemselvesareincapableofcausinganexplosioninthesurroundingexplosiveatmospheres.ThisstandardisalsoapplicabletoelectricalapparatusorpartsofelectricalapparatuslocatedoutsidetheexplosivegasatmosphereorprotectedbyanothertypeofprotectionlistedinIEC60079-0,wheretheintrinsicsafetyoftheelectricalcircuitsintheexplosivegasatmospheremaydependuponthedesignandconstructionofsuchelectricalapparatusorpartsofsuchelectricalapparatus.Theelectricalcircuitsexposedtotheexplosivegasatmosphereareevaluatedforuseinsuchanatmospherebyapplyingthisstandard.TherequirementsforintrinsicallysafesystemsareprovidedinIEC60079-25.TherequirementsforintrinsicallysafeconceptsforfieldbusareprovidedinIEC60079-27.ThisstandardsupplementsandmodifiesthegeneralrequirementsofIEC60079-0,exceptasindicatedinTable1.WherearequirementofthisstandardconflictswitharequirementofIEC60079-0,therequirementsofthisstandardshalltakeprecedence.Ifassociatedapparatusisplacedintheexplosivegasatmosphere,itmustbeprotectedbyanappropriatetypeofprotectionlistedinIEC60079-0,andthentherequirementsofthatmethodofprotectiontogetherwiththerelevantpartsofIEC60079-0alsoapplytotheassociatedapparatus.
【中国标准分类号】:K35
【国际标准分类号】:29_260_20
【页数】:122P.;A4
【正文语种】:英语
【英文标准名称】:TestMethodforBeamDeflectionof"Fiberglass"(Glass-Fiber-ReinforcedThermosettingResin)PipeUnderFullBoreFlow
【原文标准名称】:全孔流情况下玻璃纤维(玻璃纤维增强热固树脂)束偏转测试方法
【标准号】:ANSI/ASTMD2925-2001
【标准状态】:现行
【国别】:美国
【发布日期】:2001
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:热固性聚合物;试验;塑料;管
【英文主题词】:Construction;Deflection;Pipes;Plasticpipes;Plastics;Plasticsproducts;Reinforcedplastics;Testing;Thermosettingpolymers
【摘要】:Thistestmethodcoversmeasurementofthedeflectionasafunctionoftimeofaspecimenoffiberglasspipesupportedonaflatnon-arcedsupportasasimplebeamunderfullboreflowofwateratelevatedtemperatures.Bothglass-fiber-reinforcedthermosetting-resinpipe(RTRP)andglass-fiber-reinforcedpolymermortarpipe(RPMP)arefiberglasspipes.Note1-Forthepurposesofthisstandard,polymerdoesnotincludenaturalpolymers.Thistestmethodcanbeusedtodeterminedeflectionatvaryingconditionsbysubstitutingothertestmedia.Deflectionsobservedusingthistestmethodarerepresentativeonlyofpipingsupportedasasimplebeamunderfullboreflowwhichhasonediameterofpipeoverhangingateachsupport.ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareprovidedforinformationpurposesonly.Note2-ThereisnoknownISOequivalenttothisstandard.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Q33
【国际标准分类号】:23_040_20
【页数】:
【正文语种】:英语