SAE AS85049/115 Connector Accessories, Electrical Backshell, Straight, Self Locking and Non-Self Locking, Pre-Attached S
作者:标准资料网 时间:2024-05-21 17:14:30 浏览:9672
来源:标准资料网
Product Code:SAE AS85049/115
Title:Connector Accessories, Electrical Backshell, Straight, Self Locking and Non-Self Locking, Pre-Attached Shield Termination (RFI/EMI), Boot Accommodation, Category 3B (For MIL-DTL-38999 Series III and IV Connectors)
Issuing Committee:Ae-8c1 Connectors Committee
Scope:Amendment 2 of AS85049/115B.
【英文标准名称】:StandardTestMethodforThermalOxidativeResistanceofCarbonFibers
【原文标准名称】:碳纤维的耐热氧化性的试验方法
【标准号】:ASTMD4102-1982(2004)
【标准状态】:现行
【国别】:
【发布日期】:1982
【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】:D30.03
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:航天技术;航空航天运输;试验;叠层板材;抗氧化;纤维;碳纤维;材料
【英文主题词】:thermaloxidativeresistance;carbon;fibers
【摘要】:Thetestisusedtodeterminetheoxidativeresistancesofcarbonfibersasameansofselectingthemoststablefibersforincorporationinhigh-temperaturefiber-reinforcedcompositesystems.Itcanbeusedforqualitycontrol,materialspecification,andforresearchanddevelopmentofimprovedcarbonfibers.Factorsthatinfluencetheoxidativeresistanceandshouldbereportedarefiberidentification,precursortype,fibermodulus,andanyinformationonimpurities,particularlymetals.Alsonotethatthepresenceoffinishonthefibercanaffecttheoxidativeresistance,andthus,alternativespecimenpreparationsthatenabletheevaluationoffinisheffectsareincluded.1.1Thistestmethodcoverstheapparatusandprocedureforthedeterminationoftheweightlossofcarbonfibers,exposedtoambienthotair,asameansofcharacterizingtheiroxidativeresistance.1.2ThevaluesstatedinSIunitsaretoberegardedasstandard.Thevaluesgiveninparenthesesaremathematicalconversionstoinch-poundunitswhichareprovidedforinformationonlyandarenotconsideredstandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Forspecifichazardinformation,seeSection8.
【中国标准分类号】:Q53
【国际标准分类号】:59_100_20;59_100_20
【页数】:3P.;A4
【正文语种】:
【英文标准名称】:Worksheetforthedeterminationofvolumefractionbysystematicmanualpointcount
【原文标准名称】:采用系统人工点数法测定体积分数的工作表
【标准号】:BS7590A-1992
【标准状态】:作废
【国别】:英国
【发布日期】:1992-11-15
【实施或试行日期】:1992-11-15
【发布单位】:英国标准学会(BSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:金相学;估计;计数;钢;统计方法分析;显微分析;公式
【英文主题词】:statisticalmethodsofanalysis;estimation;metallography;microscopicanalysis;steels;counting;formulae(mathematics)
【摘要】:
【中国标准分类号】:A41
【国际标准分类号】:77_040_99
【页数】:2P;A4
【正文语种】:英语
