ISO 24999-2008 软质泡沫聚合材料.使用恒定应变程序测定疲劳度

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【英文标准名称】:Flexiblecellularpolymericmaterials-Determinationoffatiguebyaconstant-strainprocedure
【原文标准名称】:软质泡沫聚合材料.使用恒定应变程序测定疲劳度
【标准号】:ISO24999-2008
【标准状态】:现行
【国别】:国际
【发布日期】:2008-07-01
【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/TC45
【标准类型】:()
【标准水平】:()
【中文主题词】:泡沫材料;压缩试验;抗压强度;连续性试验;测定;疲劳试验;泡沫橡胶;胶乳;材料测试;塑料;聚酯;聚醚;高聚物;质量控制;橡胶技术;软泡沫;应变;测试;厚度
【英文主题词】:Cellularmaterials;Compressiontesting;Compressivestrength;Continuitytests;Determination;Fatiguetesting;Foamedrubber;Latices;Materialstesting;Plastics;Polyesters;Polyethers;Polymers;Qualitycontrol;Rubbertechnology;Softfoams;Strain;Testing;Thickness
【摘要】:ThisInternationalStandardspecifiesamethodfordeterminingthelossinthicknessofflexiblecellularmaterialswhencompressedrepetitivelytoafixedlevelofstrain.Itisparticularlyusefulforqualitycontrolinthemanufactureofflexiblepolymericcellularmaterials.AnotherprocedurealreadyexistsasISO3385:thismeasuresthefatiguecharacteristicsofflexiblepolymericcellularmaterialsbyconstant-stressloadingofthespecimenratherthanconstantstrain.ItformsthebasisofamaterialclassificationsysteminISO5999.Thesetwofatigueproceduresarecomplementarytoeachotherandcanbothbeusefulinthepredictionofend-useperformance.TheprocedureandequipmentusedinthisInternationalStandardallowtestingofalargenumberoftestpiecesatanyonetime,whereasISO3385onlyallowstestingofonetestpieceatatimeunderthecompressiondevice.
【中国标准分类号】:G32
【国际标准分类号】:83_100
【页数】:11P.;A4
【正文语种】:英语