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ASTM D2632-2001 橡胶特性的标准试验方法.垂直回跳法测定橡胶弹性

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【英文标准名称】:StandardTestMethodforRubberProperty&8212;ResiliencebyVerticalRebound
【原文标准名称】:橡胶特性的标准试验方法.垂直回跳法测定橡胶弹性
【标准号】:ASTMD2632-2001
【标准状态】:现行
【国别】:
【发布日期】:2001
【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】:D11.14
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:炭黑;天然橡胶;特性;橡胶;弹性;合成橡胶;测试
【英文主题词】:impact;rebound;resilience;rubber
【摘要】:Resilienceisafunctionofbothdynamicmodulusandinternalfrictionofarubber.Itisverysensitivetotemperaturechangesandtodepthofpenetrationoftheplunger.Consequently,resiliencevaluesfromonetypeofreboundinstrumentmaynot,ingeneral,bepredictedfromresultsonanothertypeofreboundinstrument.Thistestmethodisusedfordevelopmentandcomparisonofmaterials.Itmaynotdirectlyrelatetoend-useperformance.1.1Thistestmethodcoversthedeterminationofimpactresilienceofsolidrubberfrommeasurementoftheverticalreboundofadroppedmass.1.2Thistestmethodisnotapplicabletothetestingofcellularrubbersorcoatedfabrics.1.3AstandardtestmethodforimpactresilienceandpenetrationofrubberbyareboundpendulumisdescribedinTestMethodD1054.1.4ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G34
【国际标准分类号】:83_060
【页数】:5P.;A4
【正文语种】:


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【英文标准名称】:SemiconductorDevices,DesignationSystemfor
【原文标准名称】:半导体器件的命名系统
【标准号】:ANSI/EIA370-B-1992
【标准状态】:现行
【国别】:美国
【发布日期】:1992
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:电子工程;半导体器件;半导体工程
【英文主题词】:semiconductorengineering;semiconductordevices;electronicengineering
【摘要】:includesadesignationsystemfordiscretesimiconductordevicessuchasdiodes,transistors,etc.Thetypedesignationsystemsconsistsof(1)afirstnumbersymbol;(2)alettersymbol;and(3)asecondnumbersymbol.
【中国标准分类号】:L40
【国际标准分类号】:31_080_01
【页数】:
【正文语种】:英语


【英文标准名称】:StandardTestMethodsforPhysicalandEnvironmentalPerformancePropertiesofInsulationsandJacketsforTelecommunicationsWireandCable
【原文标准名称】:远程通信电线和电缆用绝缘体和套管的物理和环境性能特性的标准试验方法
【标准号】:ASTMD4565-1999(2004)e1
【标准状态】:现行
【国别】:
【发布日期】:1999
【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】:D09.18
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:适用性;金属线;电气工程;试验;特性;电信;电绝缘;覆层;质量;电缆;绝缘;物理的;壳;环境;电话技术
【英文主题词】:agingtest;cableimpact;cabletorsion;coldbend;compoundflow;corrugationextensibility;cross-sectionalarea;diameters;differentialscanningcalorimetry;eccentricity;environmentalstresscrack;heatdistortion;insulation;insulationadhesion;insulationcompression;insulationshrinkback;jacketbonding;jacketnotch;jacketpeelorpull;jacketshrinkback;jacketslipstrength;meltflow;oilimmersion;oxidativeinductiontime;oxidativestability;polyolefins;pressuretest;sheathadherence;telecommunicationswireandcable;tensileandelongation;thermalanalysis;thickness;waterpenetration;wireandcablebending;wirebreaking
【摘要】:Dimensionalmeasurements,properlyinterpreted,provideinformationwithregardtotheconductors,insulation,orjacket.Thedimensionalmeasurementsprovidedataforresearchanddevelopment,engineeringdesign,qualitycontrol,andacceptanceorrejectionunderspecifications.1.1Thesetestmethodscoverproceduresforthephysicaltestingofthermoplasticinsulationsandjacketsusedontelecommunicationswireandcableandthetestingofphysicalcharacteristicsandenvironmentalperformancepropertiesofcompletedproducts.Todeterminetheproceduretobeusedontheparticularinsulationorjacketoronthecompletedwireorcable,referenceshouldbemadetothespecificationforthatproduct.1.2Thetestmethodsappearinthefollowingsectionsofthisstandard:1.3Thevaluesstatedininch-poundunitsaretoberegardedasthestandardexceptwhereonlySIunitsaregiven.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Forspecificcautionstatementsee.1.4Dimensionalmeasurementsinclude,butarenotlimitedtomeasurementsofinsulationandjacketthicknesses,tapeandarmorthicknesses,conductordiameters,DODs,corediameters,overalldiameters,etc.1.5Physicalandenvironmentaltestsforinsulationsandjacketsinclude,butarenotlimitedtodeterminationofsomeorallofthepropertiescoveredinSections.1.6PhysicalandenvironmentaltestsofcompletedwireandcableincludebutarenotlimitedtodeterminationofsomeorallofthepropertiescoveredinSections.
【中国标准分类号】:K13
【国际标准分类号】:29_035_01
【页数】:19P.;A4
【正文语种】: