ANSI/ISO 9767-1990 视听系统.摄影.投影器.性能特征的测量和记录方法
时间:2024-05-17 15:29:41 来源: 标准资料网 作者：标准资料网 阅读：9189
【英文标准名称】:AudiovisualSystems-Photography-OverheadProjectors-MethodsforMeasuringandReportingPerformanceCharacteristics
【原文标准名称】:视听系统.摄影.投影器.性能特征的测量和记录方法
【标准号】:ANSI/ISO9767-1990
【标准状态】:作废
【国别】:美国
【发布日期】:1990
【实施或试行日期】:
【发布单位】:美国国家标准学会(ANSI)
【起草单位】:ANSI
【标准类型】:()
【标准水平】:()
【中文主题词】:性能试验;幻灯放映机;投影法(制图);温升极限;透明软片;摄影设备;电影放映机;试验;试验;摄影;幻灯机;温度测量;测量;测量技术;温度;高架放映机;试验条件
【英文主题词】:
【摘要】:
【中国标准分类号】:N42
【国际标准分类号】:37_040_10
【页数】:
【正文语种】:英语
【英文标准名称】:StandardSpecificationforPowderMetallurgy(P/M)TitaniumAlloyStructuralComponents
【原文标准名称】:粉末冶金(P/M)钛合金结构元件标准规范
【标准号】:ASTMB817-2003
【标准状态】:现行
【国别】:
【发布日期】:2003
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:B09.11
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:元部件;粉末冶金;钛合金
【英文主题词】:compaction;coldisostaticpressing(CIP);ELCLtitanium;HDHtitaniumpowder;hotisostaticpressing(HIP);powdermetallurgy;"spongefines"titaniumpowder;structuralcomponents;Ti-6A1-4V;Ti-6A1-6V-2Sn;titanium;titaniumalloys;vacuumsinter;
【摘要】:1.1Thisspecificationcoverspowdermetallurgy(P/M)structuralcomponentsfabricatedfromcommerciallypure(CP)titaniumpowdermixedwithmasteralloypowderandelementalpowdersinappropriatequantitytoyieldcombinedmaterialchemistriescomparabletoingotmetallurgy(I/M)alloysTitanium6A1-4VandTitanium6A1-6V-2Sn.1.2Thisspecificationcoversthefollowingmaterials:1.2.1TwotypesdependingonalloycompositionasdetailedinTable1.1.2.1.1TypeIiscomparabletoI/MTi-6A1-4V.1.2.1.2TypeIIiscomparabletoI/MTi-6A1-6V-2Sn.1.2.2Twogradesofeachtypethatresultfromthespecifictitaniumpowderusedareasfollows:1.2.2.1Grade1ismadefromspongefineswithresiduallevelsofchlorineandsodium.1.2.2.2Grade2ismadefromhydride/dehydride(HDH)orotherprocesstitaniumwithsignificantlylowerchlorineandsodiumcontent.1.2.3Twoclassesasafunctionofdensity(seeTable2)areasfollows:1.2.3.1ClassAdensityratiois94%minimum.1.2.3.2ClassBdensityratiois99%minimum.(Warning8212;CPtitaniumpowdermaybepyrophoric;itsusemayinvolveanexplosionhazard.)1.3Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.TheSIunitsgiveninparenthesesareforinformationonly.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Specificprecautionarystatementsaregivenin1.2.3.2.
【中国标准分类号】:H72
【国际标准分类号】:77_120_50;77_160
【页数】:3P.;A4
【正文语种】: