Product Code:SAE AMS4069
Title:Aluminum Alloy, Drawn, Round Seamless Tubing, Close Tolerance, 2.5Mg - 0.25Cr (5052-0) Annealed
Issuing Committee:Ams D Nonferrous Alloys Committee
Scope:This specification covers an aluminum alloy in the form of drawn, round seamless tubing.This tubing has been used typically for ducts requiring small radius bends, but usage is not limited to such applications.【英文标准名称】:Imagingmaterials.Processedphotographicplates.Storagepractices
【原文标准名称】:成像材料.经处理的照相干版.存储常例
【标准号】:BSISO18918-2000
【标准状态】:现行
【国别】:英国
【发布日期】:2000-06-15
【实施或试行日期】:2000-06-15
【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】:条件;测定;数字;摄影胶片;摄影材料;照相干版;摄影;记录;记录媒体;储存
【英文主题词】:Conditions;Determination;Figures;Photographicfilm;Photographicmaterials;Photographicplates;Photography;Recording;Recordingmedia;Storage
【摘要】:1ThisInternationalStandardspecifiesdarkstorageconditions,storagefacilities,andhandlingandinspectingproceduresforprocessedphotographicplateshavingintegralphotographiclayersandintendedforrecordpurposes.2ThisInternationalStandardisapplicabletoblack-and-white,silver-image,gelatin,processedphotographicplatesasdefinedin3.7.7.Itisalsoapplicabletomedium-termandextended-termstorageconditionsasdefinedin3.6and3.2,respectively.Nospecificdistinctionismade,otherthanthedegreeofcare,betweenphotographicplatesformedium-termorextended-termstorage.Recommendationsforplatestoragerelatetomaterials,methods,conditions,andformsofprotectionapplicablespecificallytoplatesdefinedin1.1.However,thesestoragerecommendationsmayalsobeappliedtolacqueredandopaqueplates,toblack-and-whiteplatesalteredbydyesortoners,colourplatesandotherhistoricphotographicplatesdefinedin3.7.2to3.7.8.3ItisnotintendedtopredictorassignausefullifetimetoprocessedphotographicplatesstoredinaccordancewiththespecificationsofthisInternationalStandard.4RecommendationsforstorageofphotographicfilmsaregiveninISO18911andforstorageofprocessedphotographicreflectionprintmaterialinISO18920.Althoughthereissomevariationinrecommendedstorageconditionsamongthesetypesofphotographicmaterials,recommendedtemperatureandrelativehumidityrangesdooverlap.Ifallthreetypesofphotographicmaterialsarefoundinonecollectionorwithinonestoragearea,thetemperatureandrelativehumidityshouldbechosensothatallmaterialsarestoredwithintheirrecommendedranges.
【中国标准分类号】:G81
【国际标准分类号】:37_040_20
【页数】:30P.;A4
【正文语种】:英语