MIL-M-6857C
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来源:标准资料网
MIL-M-6857C, MILITARY SPECIFICATION: MAGNESIUM ALLOY CASTINGS, HEAT TREATMENT OF (29 MAR 1974) [S/S by SAE-AMS2768]., This specification covers the requirements for the heat treatment of magnesium alloy castings. This specification covers furnace equipmentrequirements, and general information for heat treating procedures and heattreating temperatures for magnesium alloys.
【英文标准名称】:StandardTerminologyRelatingtoPesticides
【原文标准名称】:关于农药的标准术语
【标准号】:ASTME609-2005
【标准状态】:现行
【国别】:
【发布日期】:2005
【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】:E35.22
【标准类型】:(Terminology)
【标准水平】:()
【中文主题词】:农药;污染控制;定义;术语
【英文主题词】:
【摘要】:
【中国标准分类号】:G25;B17
【国际标准分类号】:01_040_65;65_100_01
【页数】:2P.;A4
【正文语种】:
【英文标准名称】:Plastics-Smokegeneration-Determinationofopticaldensitybyasingle-chambertest
【原文标准名称】:塑料.烟雾产生.单室试验测定光密度
【标准号】:BSENISO5659-2-2007
【标准状态】:现行
【国别】:英国
【发布日期】:2007-02-28
【实施或试行日期】:2007-02-28
【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】:定义;定义(术语);测定;高温试验;材料;测量;光密度;塑料;单式试验;烟雾扩展;试验材料;试样;测试;测试装置
【英文主题词】:Definition;Definitions;Determination;High-temperaturetesting;Materials;Measurement;Opticaldensity;Plastics;Single-chambertests;Smokedevelopment;Testmaterial;Testspecimens;Testing;Testingdevices
【摘要】:ThispartofISO5659specifiesamethodofmeasuringsmokeproductionfromtheexposedsurfaceofspecimensofessentiallyflatmaterials,compositesorassembliesnotexceeding25mminthicknesswhenplacedinahorizontalorientationandsubjectedtospecifiedlevelsofthermalirradianceinaclosedcabinetwithorwithouttheapplicationofapilotflame.Thismethodoftestisapplicabletoallplasticsandmayalsobeusedfortheevaluationofothermaterials(e.g.rubbers,textile-coverings,paintedsurfaces,woodandothermaterials).Itisintendedthatthevaluesofopticaldensitydeterminedbythistestbetakenasspecifictothespecimenorassemblymaterialintheformandthicknesstested,andarenottobeconsideredinherent,fundamental,properties.Thetestisintendedprimarilyforuseinresearchanddevelopmentandinfiresafetyengineeringofbuildings,trains,ships,etc.,andnotasabasisforratingsforbuildingcodesorotherpurposes.Nobasisisprovidedforpredictingthedensityofsmokethatmaybegeneratedbythematerialsuponexposuretoheatandflameunderother(actual)exposureconditions,norisanycorrelationestablishedwithmeasurementsderivedfromothertestmethods.Thistestprocedureexcludestheeffectofirritantsontheeye.Itisemphasizedthatsmokeproductionfromamaterialvariesaccordingtotheirradianceleveltowhichthespecimenisexposed.Inmakinguseoftheresultsofthismethod,itshouldbeborneinmindthattheresultsarebasedonexposuretothespecificirradiancelevelsof25kW/m2and50kW/m2.
【中国标准分类号】:G31
【国际标准分类号】:13_220_40;83_080_01
【页数】:48P.;A4
【正文语种】:英语