MIL-STD-188/124A
时间:2024-05-28 02:58:33 来源: 标准资料网 作者：标准资料网 阅读：9066
MIL-STD-188/124A, MILITARY STANDARD: GROUNDING, BONDING AND SHIELDING FOR COMMON LONG HAUL/TACTICAL COMMUNICATION SYSTEMS INCLUDING GROUND BASED COMMUNICATIONS-ELECTRONICS FACILITIES AND EQUIPMENTS (02 FEB 1984)., This standard establishes the minimum basic requirements and goals for grounding, bonding, and shielding of ground-based telecommunications C-E equipment installations, subsystems, and facilities including buildings and structures supporting tactical and long haul military communication systems.
【英文标准名称】:Rubber,raw-Determinationofvolatile-mattercontent
【原文标准名称】:生橡胶.挥发物含量的测定
【标准号】:ISO248-2005
【标准状态】:作废
【国别】:国际
【发布日期】:2005-06
【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/TC45
【标准类型】:()
【标准水平】:()
【中文主题词】:挥发物质;物质;元部件;橡胶;潮气;挥发性的;挥发物测定;含量测定;特性;硫化橡胶
【英文主题词】:Components;Determinationofcontent;Moisture;Properties;Rubber;Substances;Volatile;Volatilematter;Volatilematterdetermination;Vulcanizedrubber
【摘要】:ThisInternationalStandardspecifiestwomethods,ahot-millmethodandanovenmethod,forthedeterminationofmoistureandothervolatile-mattercontentinrawrubbers.Thesemethodsareapplicabletothedeterminationofthevolatile-mattercontentintheR-groupofrubberslistedinISO1629whicharerubbershavinganunsaturatedcarbonchain,forexample,naturalrubberandsyntheticrubbersderivedatleastpartlyfromdiolefins.ThisInternationalStandardmayalsobeapplicabletootherrubbers,butinthesecasesitisnecessarytoprovethatthechangeinmassisduesolelytolossoforiginalvolatilematterandnottorubberdegradation.Thehot-millmethodisnotapplicabletonaturalandsyntheticisoprenerubbersortorubberstoodifficulttohandleonahotmillortorubbersinpowderedorchipform.Thetwotestmethodsdonotnecessarilygiveidenticalresults.Therefore,inthecaseofdisputetheovenmethodAisthereferencemethod.
【中国标准分类号】:G34
【国际标准分类号】:83_040_10
【页数】:9P;A4
【正文语种】:英语
【英文标准名称】:Plasticspipesandfittings-Equipmentforfusionjointingpolyethylenesystems-Part1:Buttfusion
【原文标准名称】:塑料管材和管件聚乙烯系统的焊接设备第1部分:对接
【标准号】:ISO12176-1-1998
【标准状态】:作废
【国别】:国际
【发布日期】:1998-06
【实施或试行日期】:
【发布单位】:国际标准化组织(ISO)
【起草单位】:ISO/TC138
【标准类型】:()
【标准水平】:()
【中文主题词】:配件;管;聚乙烯;对接焊;焊接接头;塑料制品;塑料管;规范(验收);定义;定义;塑料;试验
【英文主题词】:Buttwelding;Definition;Definitions;Equipmentobject;Fittings;Pipes;Plasticpipes;Plastics;Plasticsproducts;Polyethylene;Specification(approval);Testing;Weldedjoints
【摘要】:ThispartofISO12176specifiestheperformancerequirementsforequipmentforbuttfusionjointingofpolyethylene(PE)pipingsystems,usingelectricheaters.Itisapplicabletomechanicalandpressure-activatedequipmentforbuttfusionjointingPEpipesandfittingsconformingtoISO4437andISO8085-2.Thenormalambient-temperaturerangeinwhichthebuttfusionmachineisintendedtooperateis-10℃to+40℃.Useoutsidethistemperaturerangewillneedtobeagreedbetweentheuserandthesupplierofthemachine.ButtfusionmachineswithanautomaticcontrolleraresubjecttoadditionalrequirementsasgiveninannexA.
【中国标准分类号】:J64
【国际标准分类号】:25_160_30
【页数】:15P;A4
【正文语种】:英语