ASTM F 2169-2002 弹性楼梯踏步的标准规范

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【英文标准名称】:StandardTestMethodforDistortionTemperatureinThree-PointBendingbyThermomechanicalAnalysis
【原文标准名称】:热机分析三点弯曲处变形温度的标准试验方法
【标准号】:ASTME2092-2004
【标准状态】:现行
【国别】:
【发布日期】:2004
【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】:E37.10
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:畸变;温度;弯曲;试验方法;机械试验
【英文主题词】:deflection;deflectiontemperatureunderload;heatdistortiontemperature;strain;stress;temperature;thermomechanicalanalysis(TMA)
【摘要】:Dataobtainedbythistestmethodshallnotbeusedtopredictthebehaviorofmaterialsatelevatedtemperaturesexceptinapplicationsinwhichtheconditionsoftime,temperature,methodofloading,andstressaresimilartothosespecifiedinthetest.Thisstandardisparticularlysuitedforqualitycontrolanddevelopmentwork.Thedataarenotintendedforuseindesignorpredictingenduranceatelevatedtemperatures.1.1Thistestmethoddescribesthedeterminationofthetemperatureatwhichthespecificmodulusofatestspecimenisrealizedbydeflectioninthree-pointbending.Thistemperatureisidentifiedasthedistortiontemperaturemeasured.Thedistortiontemperatureisthattemperatureatwhichatestspecimenofdefinedgeometrydeformstoalevelofstrainunderappliedstressof0.455and1.82MPa(66and264psi)equivalenttothoseusedinTestMethodD648.Thetestmaybeperformedovertherangeoftemperaturefromambientto300C.Note1ResultsmayormaynotagreewiththoseobtainedbyTestMethodD648.1.2Electronicinstrumentationorautomateddataanalysisandreductionsystemsortreatmentsequivalenttothistestmethodmaybeused.Note2Sinceallelectronicdatatreatmentsarenotequivalent,theusershallverifyequivalencytothistestmethod.1.3SIvaluesaretoberegardedasthestandard.Inch-poundunitsinparenthesesareforinformationonly.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyproblems,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesandtodeterminetheapplicabilityofregulatorylimitationspriortouse.1.5ThereisnoISOstandardequivalenttothistestmethod.
【中国标准分类号】:A42
【国际标准分类号】:
【页数】:5P.;A4
【正文语种】:


【英文标准名称】:Heat-treatedsteeltappingscrews.Mechanicalproperties.
【原文标准名称】:热处理钢自攻螺钉.机械性能
【标准号】:NFE25-650-1-1994
【标准状态】:作废
【国别】:法国
【发布日期】:1994-10-01
【实施或试行日期】:1994-10-05
【发布单位】:法国标准化协会(FR-AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:试验;规范;规范(验收);自攻丝螺钉;特性;材料强度;硬度;材料;螺钉;紧固件;表面硬化钢;扭矩;热处理;机械性能;钢;断裂扭矩;金属;扭转试验
【英文主题词】:Breakingtorque;Case-hardeningsteels;Fasteners;Hardness;Heattreatment;Materials;Mechanicalproperties;Metals;Properties;Screws(bolts);Self-tappingscrews;Specification;Specification(approval);Steels;Strengthofmaterials;Testing;Torque;Torsiontesting
【摘要】:
【中国标准分类号】:J13
【国际标准分类号】:21_060_10
【页数】:10P.;A4
【正文语种】:其他