SAE AMS6421 Steel Bars, Forgings, and Tubing, 0.80cr 0.85ni 0.20mo 0.003b (0.35-0.40c)
时间:2024-04-29 08:03:19 来源: 标准资料网 作者：标准资料网 阅读：8976
Product Code:SAE AMS6421
Title:Steel Bars, Forgings, and Tubing, 0.80cr 0.85ni 0.20mo 0.003b (0.35-0.40c)
Issuing Committee:Ams E Carbon And Low Alloy Steels Committee
Scope:This specification covers an aircraft quality, low-alloy steel in the form of bars, forgings, mechanical tubing, and forging stock.
【英文标准名称】:Plastics-Determinationofthebrittlenesstemperaturebyimpact
【原文标准名称】:塑料冲击脆化温度的测定
【标准号】:ISO974-2000
【标准状态】:现行
【国别】:国际
【发布日期】:2000-01
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC61
【标准类型】:()
【标准水平】:()
【中文主题词】:铸件;测定;脆性;夯实试验;试样;模制材料;聚烯烃;冲击试验;冲击试验;冲击试验器;橡胶;试样制备;脆裂;高聚物;温度;试验设备;塑料
【英文主题词】:Brittleness;Castings;Determination;Embrittlement;Impacttesters;Impacttesting;Impacttests;Mouldings(shapedsection);Plastics;Polymers;Polyolefins;Poundingtests;Rubber;Specimenpreparation;Temperature;Testequipment;Testspecimens
【摘要】:ThisInternationalStandardspecifiesamethodforthedeterminationofthetemperatureatwhichplasticsthatarenotrigidatnormalambienttemperatureexhibitbrittlefailureunderspecifiedimpactconditions.Asupplementarytechniqueusingnotchedspecimensdevelopsbrittlenessvaluesatamuchhighertemperaturethanareobservedforunnotchedspecimensofthesameplasticmaterial.Themethodutilizesastatisticaltechniquetoquantifythebrittlenessfailuretemperature.Provisionsaremadeforthetestingofsufficientspecimenstopermitthecalculationofthebrittlenesstemperatureonastatisticalbasis.Statisticaltechniqueshavebeendevelopedtoquantifythebrittlenesstemperatureasisdefinedin3.1.Themethodestablishesthetemperatureatwhichthereisa50%chanceoffailureineitherunnotchedornotchedspecimens.Thismethodhasbeenfoundusefulforspecificationpurposes,althoughitdoesnotnecessarilymeasurethelowesttemperatureatwhichthematerialmaybeused.Inthemeasurementofthebrittlenesstemperature,theprecisionofthemeasurementshouldpreferablybe±5CCattheworstwhenestablishingvaluesusedinmaterialspecifications.
【中国标准分类号】:G31
【国际标准分类号】:83_080_01
【页数】:7P.;A4
【正文语种】:英语
【英文标准名称】:Aerospace-Fluidsystems-Thermalshocktestingofpipingandfittings(ISO6773:1994)
【原文标准名称】:航空航天.流体系统.管道和配件的热冲击试验(ISO6773:1994)
【标准号】:DINISO6773-1996
【标准状态】:现行
【国别】:德国
【发布日期】:1996-01
【实施或试行日期】:
【发布单位】:德国标准化学会(DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:压合接头;航空运输;环境试验;飞行器;试验;流体技术;液压装置;航天运输;管道;螺纹件;规范(批准);航空航天运输
【英文主题词】:
【摘要】:Thedocumentprovidesanenvironmentaltestmethodforthermalshocktestingoffluidsystempipingandfittings,excludinghoseandhoseassemblies.#,,#
【中国标准分类号】:V29
【国际标准分类号】:49_080
【页数】:6P;A4
【正文语种】:德语