WJ 9050-2006 农用硝酸铵抗爆性能试验方法及判定
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来源:标准资料网
基本信息
标准名称: | 农用硝酸铵抗爆性能试验方法及判定 |
中标分类: |
化工 >>
其他化工产品 >>
火工产品 |
ICS分类: |
化工技术 >>
化工产品 >>
爆炸物、烟火
|
发布日期: | 2006-02-20 |
实施日期: | 2006-05-01 |
首发日期: | |
作废日期: | |
出版日期: | |
页数: | 11 |
适用范围
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前言
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目录
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引用标准
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所属分类: 化工 其他化工产品 火工产品 化工技术 化工产品 爆炸物 烟火
MIL-STD-411F, DEPARTMENT OF DEFENSE DESIGN CRITERIA STANDARD: AIRCREW STATION ALERTING SYSTEMS (10 MAR 1997)., This standard covers aircraft aircrew station alerting systems including general functions; operational logic; information content of messages; and physical characteristics of the alerting system's visual, auditory, and tactile signals.【英文标准名称】:TestMethodforMeasuringShrinkagefromMoldDimensionsofMoldedThermosettingPlastics
【原文标准名称】:模塑热固性塑料的模具尺寸收缩量测量的试验方法
【标准号】:ANSI/ASTMD6289-1998
【标准状态】:现行
【国别】:美国
【发布日期】:1998
【实施或试行日期】:1998-08-17
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:收缩特性;试验;试验;热固性聚合物
【英文主题词】:thermosettingpolymers;shrinkagebehaviour;testing
【摘要】:Thistestmethodisintendedtomeasureshrinkagefrommoldcavitytomoldeddimensionsofthermosettingplasticswhenmoldedbycompression,injection,ortransferunderspecifiedconditions.Thistestmethodprovidesforthemeasurementofshrinkageofthermosettingplasticsfromtheirmoldsbothinitially(within16to72hofmolding)andastheyage(post-shrinkageatelevatedtemperatures).Thismethodwillgivecomparabledatabasedonstandardspecimensandcannotpredictabsolutevaluesinactualmoldedpartswithvaryingflowpaths,wallthicknesses,pressuregradiantsandprocessconditions.Differencesinmoldshrinkagegenerallyisobservedbetweenthespecimengeometriesdescribedinthistestmethod.Knowledgeoftheinitialshrinkageofplasticsisimportantfortheconstructionofmoldsandknowledgeofpostmoldingshrinkageisimportantfordeterminingthesuitabilityofthemoldingmaterialformanufacturingthermosettingplasticcomponentswithaccuratedimensions.ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninbracketsareforinformationonly.1.6Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Note1-ThistestmethodandISO2577-1984areequivalentwhenbarsof120mmlength,15mmwidth,and10mmthicknessareusedforcompressionmolding;orflat,squareplaquesapproximately120by120by4mmareusedforinjectionmolding.
【中国标准分类号】:G31
【国际标准分类号】:83_080_10
【页数】:
【正文语种】:英语