BS EN ISO 1421-1998 橡胶或塑料涂层织物.拉伸强度和断裂伸长率的测定
作者:标准资料网 时间:2024-05-17 00:21:13 浏览:9289
来源:标准资料网
【英文标准名称】:Rubber-orplastics-coatedfabrics-Determinationoftensilestrengthandelongationatbreak
【原文标准名称】:橡胶或塑料涂层织物.拉伸强度和断裂伸长率的测定
【标准号】:BSENISO1421-1998
【标准状态】:现行
【国别】:英国
【发布日期】:1998-08-15
【实施或试行日期】:1998-08-15
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:涂层织物;层覆材料;定义;定义(术语);测定;断裂延伸;断裂伸长;材料测试;方法;塑料叠层板;橡胶;橡胶涂层;拉伸强度;试样;测试;纺织材料
【英文主题词】:Coatedfabrics;Coatedmaterials;Definition;Definitions;Determination;Elongationatbreak;Elongationatfracture;Materialstesting;Methods;Plasticlaminations;Rubber;Rubbercoating;Tensilestrength;Testspecimens;Testing;Textiles
【摘要】:Twomethodsforthedeterminationoftensilestrength.
【中国标准分类号】:W59
【国际标准分类号】:59_080_40
【页数】:20P.;A4
【正文语种】:英语
【英文标准名称】:Furniture-Strength,durabilityandsafety-Requirementsfornon-domesticseating
【原文标准名称】:家具.强度、耐久性和安全.非家用座椅安全
【标准号】:BSEN15373-2007
【标准状态】:现行
【国别】:英国
【发布日期】:2007-05-31
【实施或试行日期】:2007-05-31
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:成年人;元部件;定义;耐久性;家具;负荷;安全;安全工程;座椅;规范(验收);材料强度;测试;用户信息;木材技术
【英文主题词】:Adults;Capacitiveloads;Chairs;Components;Definitions;Durability;Furniture;Loadlimit;Loading;Safety;Safetyengineering;Safetyrequirements;Seating;Specification(approval);Strengthofmaterials;Testing;Userinformation;Woodtechnology
【摘要】:ThisEuropeanstandardspecifiesrequirementsforthesafety,strengthanddurabilityofalltypesofnondomesticseatingforadults.Itdoesnotapplytorankedseating,officeworkchairs,officevisitorschairs,chairsforeducationalinstitutions,outdoorseatingandtolinksforlinkedseatingforwhichEuropeanstandardsordraftsexist.Itdoesnotincluderequirementsforthedurabilityofupholsterymaterials,castors,recliningandtiltingmechanismsandseatheightadjustmentmechanisms.Thetestrequirementscontainedwithinthisstandardarebasedonusebypersonsweighingupto110kg.Itdoesnotincluderequirementsforresistancetoageing,degradationandflammability.
【中国标准分类号】:Y80
【国际标准分类号】:97_140
【页数】:18P.;A4
【正文语种】:英语
【英文标准名称】:Mechanicalvibrationandshock-Characterizationofthedynamicmechanicalpropertiesofvisco-elasticmaterials-Part5:Poissonratiobasedoncomparisonbetweenmeasurementsandfiniteelementanalysis
【原文标准名称】:机械振动和冲击.粘弹性材料动态机械性能的特性.第5部分:基于测量和有限元分析之间比对的泊松比
【标准号】:ISO18437-5-2011
【标准状态】:现行
【国别】:国际
【发布日期】:2011-04-15
【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/TC108
【标准类型】:()
【标准水平】:()
【中文主题词】:定义(术语);弹性(流体);测量;测量技术;材料的机械性能;泊松比;冲击;规范(验收);测试;振动;振动效果;振动影响(对人体);振动测量;抗震试验
【英文主题词】:Definitions;Elasticproperties(fluids);Measurement;Measuringtechniques;Mechanicalpropertiesofmaterials;Poisson'sratio;Shock;Specification(approval);Testing;Vibration;Vibrationeffects;Vibrationeffects(humanbody);Vibrationmeasurement;Vibrationresistancetests
【摘要】:ThispartofISO18437specifiestwomethodsforestimatingPoissonratioor/andelasticmodulusforisotropicvisco-elasticorporous-elasticmaterialsforuseinlinearfiniteelementmethod(FEM)computerprogramsorothernumericalapproachestovibrationaloracousticproblemsinvisco-elasticstructuresofcomplicatedgeometry.Themethodisbasedoncomparisonbetweenmeasurementsofforce-deflectionorstiffnesscharacteristicsfordisc-shapedspecimens,withbondedboundaryconditionsatbothends,andFEMcalculationsofthoseconditionsasafunctionofPoissonratio.Thechoiceofthesingle-sampleortwo-samplemeasurementmethoddependsonwhetherthePoissonratioistobedeterminedaloneortogetherwiththeelasticmodulus.Sometimesthesematerialsareconsideredtobeincompressibleandbehavenon-linearlyespeciallyinlargestaticdeformations.Manycommercialcodesareavailabletosolvesuchproblems.ThisisnotthecaseinthispartofISO18437,whereonlysmalldeformationsobservedintypicalvibrationproblemsareconsideredand,hence,linearFEMcodesareadequateandmoreconvenient.ForthepurposesofthispartofISO18437,andwithintheframeworkofISO/TC108,thetermdynamicmechanicalpropertiesreferstothedeterminationofthefundamentalelasticproperties,e.g.thecomplexYoungmodulusandPoissonratio,asafunctionoftemperatureandfrequency.ThispartofISO18437isapplicabletoresilientmaterialsthatareusedinvibrationisolatorsinordertoreduce:a)transmissionofaudiofrequencyvibrationstoastructure,e.g.radiatingfluid-bornesound(airborne,structure-borne,orother);b)transmissionoflow-frequencyvibrationswhichcan,forexample,actuponhumansorcausedamagetostructuresorequipmentwhenthevibrationistoosevere.ThedataobtainedwiththemeasurementmethodsthatareoutlinedinthispartofISO18437andfurtherdetailedinISO18437-2toISO18437-4canbeusedfor:designofefficientvibrationisolators;selectionofanoptimumresilientmaterialforagivendesign;theoreticalcomputationofthetransferofvibrationsthroughisolators;informationduringproductdevelopment;productinformationprovidedbymanufacturersandsuppliers;qualitycontrol.
【中国标准分类号】:Z32
【国际标准分类号】:17_160
【页数】:20P.;A4
【正文语种】:英语
