热门站点| 世界资料网 | 专利资料网 | 世界资料网论坛
收藏本站| 设为首页| 首页

HB 5871.3-1985 航空辅机产品运输包装件试验方法 公路运输试验

作者:标准资料网 时间:2024-05-22 18:58:59  浏览:8131   来源:标准资料网
下载地址: 点击此处下载
基本信息
标准名称:航空辅机产品运输包装件试验方法 公路运输试验
中标分类: 航空、航天 >> 航空、航天综合 >> 标志、包装、运输、贮存
发布日期:1985-03-26
实施日期:1985-10-01
首发日期:1900-01-01
作废日期:1900-01-01
出版日期:1900-01-01
页数:1页
适用范围

没有内容

前言

没有内容

目录

没有内容

引用标准

没有内容

所属分类: 航空 航天 航空 航天综合 标志 包装 运输 贮存
下载地址: 点击此处下载
【英文标准名称】:StandardPracticesforProductionandPreparationofPowderMetallurgy(PM)TestSpecimens
【原文标准名称】:粉末冶金测试样品制备标准惯例
【标准号】:ASTMB925-2008
【标准状态】:现行
【国别】:美国
【发布日期】:2008
【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】:B09.02
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:compactingtoolset;die;metalpowderproperties;PMmaterials;powdermetallurgytooling;powdertesting;sinteredmaterialproperties;testspecimens;Metallographicpreparation;Powdermetallurgy(P/M)materials
【摘要】:TestspecimensareusedtodeterminetheengineeringpropertiesofPMmaterials,forexample,tensilestrength,ductility,impactenergy,etc.;propertydatathatareessentialtothesuccessfuluseofPMmaterialstandards.ProcessingPMtestspecimensunderproductionconditionsisthemostefficientmethodbywhichtoobtainreliablePMmaterialpropertydatasinceinmostcasesitisimpracticalorimpossibletocuttestbarsfromsinteredparts.Theperformancecharacteristicsofmetalpowders,forexample,compressibility,greenstrengthanddimensionalchangesassociatedwithprocessingareevaluatedusingPMtestspecimensundercontrolledconditions.ThedataobtainedareimportanttobothmetalpowderproducersandPMpartsmanufacturers.PMtestspecimensplayasignificantroleinindustrialqualityassuranceprograms.Theyareusedtocomparepropertiesofanewlotofmetalpowderwithanestablishedlotinanacceptancetestandareusedinthepartmanufacturingprocesstoestablishandadjustproductionvariables.InthoseinstanceswhereitisrequiredtopresentequivalentpropertydataforaproductionlotofPMparts,standardtestspecimenscompactedfromtheproductionpowdermixtothesamegreendensitycanbeprocessedwiththeproductionPMpartsandthentestedtoobtainthisinformation.MaterialpropertytestingperformedforindustrialoracademicresearchanddevelopmentprojectsusesstandardPMtestspecimenssothetestresultsobtainedcanbecomparedwithpreviousworkorpublisheddata.Powdermetallurgytestspecimensmayhavemultipleuses.Thedimensionsandtolerancesgiveninthisstandardarenominalinmanycases.Theuseriscautionedtomakecertainthatthedimensionsofthetestspecimenareinagreementwiththerequirementsofthespecifictestmethodtobeused.1.1ThesestandardpracticescoverthespecificationsforthoseuniaxiallycompactedtestspecimensthatareusedinASTMstandards,theproceduresforproducingandpreparingthesetestspecimens,andreferencetheapplicablestandards.1.2Basictooldesignandengineeringinformationregardingthetoolingthatisrequiredtocompactthetestspecimensandmachiningblanksarecontainedintheannexes.1.3Thisstandardisintendedtobeacomprehensiveone-sourcedocumentthatcanbereferencedbyASTMtestmethodsthatutilizePMtestspecimensandinASTMPMmaterialspecificationsthatcontaintheengineeringdataobtainedfromthesetestspecimens.1.4Thesepracticesarenotapplicabletometalpowdertestspecimensthatareproducedbyotherprocessessuchascoldisostaticpressing(CIP),hotisostaticpressing(HIP),powderforging(PF)ormetalinjectionmolding(MIM).Theydonotpertaintocementedcarbidematerials.1.5DetailedinformationonPMpresses,compactingtoolingandsinteringfurnaces,theirdesign,manufactureandusearenotwithinthescopeofthesepractices.1.6Testspecimenanddiecavitydimensionsshownininch-poundunitsaretoberegardedasstandardandareapplicabletothereferencedASTMtestmethodsandmaterialspecifications.ValuesinSIunitsareshowninparenthesesandresultfromconversioninaccordancewithIEEE/ASTMStandardSI10.Theymaybeapproximateandareonlyforinformation.1.7Thisstandardmayinvolvehazardousmaterials,operations,andequipment.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:H16
【国际标准分类号】:77_160
【页数】:15P.;A4
【正文语种】:英语


【英文标准名称】:Blindrivets-Terminologyanddefinitions(ISO14588:2000);GermanversionENISO14588:2000
【原文标准名称】:沉头铆钉.术语和定义
【标准号】:ENISO14588-2000
【标准状态】:现行
【国别】:
【发布日期】:2001-08
【实施或试行日期】:
【发布单位】:欧洲标准学会(EN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:术语;特性;词汇;紧固件;名称与符号;几何;锁定装置及定位装置;分类;铆钉;定义;定义;沉头铆钉;规范(验收);尺寸
【英文主题词】:Blindrivets;Classification;Definition;Definitions;Designations;Dimensions;Fasteners;Geometry;Lockingandlocatingdevices;Properties;Rivets;Specification(approval);Terminology;Vocabulary
【摘要】:
【中国标准分类号】:J13
【国际标准分类号】:01_040_21;21_060_40
【页数】:18P.;A4
【正文语种】:英语



版权声明:所有资料均为作者提供或网友推荐收集整理而来,仅供爱好者学习和研究使用,版权归原作者所有。
如本站内容有侵犯您的合法权益,请和我们取得联系,我们将立即改正或删除。
京ICP备14017250号-1