ISO 6914-2004 硫化或热固性橡胶.用应力松弛测量法测定老化特性

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【英文标准名称】:Rubber,vulcanizedorthermoplastic-Determinationofageingcharacteristicsbymeasurementofstressrelaxation
【原文标准名称】:硫化或热固性橡胶.用应力松弛测量法测定老化特性
【标准号】:ISO6914-2004
【标准状态】:作废
【国别】:国际
【发布日期】:2004-04
【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/TC45
【标准类型】:()
【标准水平】:()
【中文主题词】:测定;应力松弛;硫化橡胶;橡胶;试验条件;老化;延伸;机械试验;弹性体;试验;测量;热塑性聚合物
【英文主题词】:Ageing(materials);Determination;Elastomers;Elongation;Measurement;Mechanicaltesting;Rubber;Stressrelaxation;Testing;Testingconditions;Tests;Thermoplasticpolymers;Vulcanizedrubber
【摘要】:ThisInternationalStandarddescribesthreemethodsforthemeasurementofthechangeofstressinatestpieceatagivenelongationforthepurposeofdeterminingtheageingcharacteristicsoftherubbervulcanizate.—MethodAisintendedformeasurementundercontinuousstrainconditions.—MethodBisthepreferredmethodformeasurementunderintermittentstrainconditions.InthecaseofbothmethodsAandB,astressrelaxometerisusedtorecordthestressatthetemperatureofageing.—MethodCisanalternativetomethodBformeasurementunderintermittentstrainconditionsinwhichthetestpieceisremovedfromtheageingenvironmentformeasurementofthestressatthestandardlaboratorytemperature.ThenecessarycalibrationscheduleforthistypeofmeasurementisgiveninAnnexA.Measurementsatasingleelevatedageingtemperaturemaybeusedforqualitycontrolpurposesasameasureofheat-ageingresistance.Measurementsatanumberoftemperaturesmaybeusedforresearchanddevelopmentpurposestoestimatelong-termageingcharacteristicsinaccordancewiththeproceduresdescribedinISO11346.Noagreementbetweenthethreemethodsshouldbeinferred.Themethodusedwilldependonthepurposeofthetest.
【中国标准分类号】:G34
【国际标准分类号】:83_060
【页数】:8P;A4
【正文语种】:英语