ASTM E 1220-2005 用溶剂可回收工艺技术进行可视渗透检验的标准试验方法
作者:标准资料网 时间:2024-05-21 00:51:04 浏览:8575
来源:标准资料网
【英文标准名称】:StandardTestMethodforVisiblePenetrantExaminationUsingtheSolvent-RemovableProcess
【原文标准名称】:用溶剂可回收工艺技术进行可视渗透检验的标准试验方法
【标准号】:ASTME1220-2005
【标准状态】:现行
【国别】:美国
【发布日期】:2005
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:无损检验;试验;渗透性试验;溶剂
【英文主题词】:penetrationtests;solvents;testing;non-destructivetesting
【摘要】:
【中国标准分类号】:N78
【国际标准分类号】:19_100
【页数】:6P;A4
【正文语种】:英语
【英文标准名称】:Switchesforhouseholdandsimilarfixedelectricalinstallations-Part2-1:particularrequirements-Electronicswitches.
【原文标准名称】:家用和类似固定电气设施用开关.间接标准.第2-1部分:特殊要求.电子开关
【标准号】:NFC61-111/A1-2009
【标准状态】:现行
【国别】:法国
【发布日期】:2009-09-01
【实施或试行日期】:2009-09-05
【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】:
【英文主题词】:Classificationsystems;Contactsafetydevices;Controldevices;Detailspecification;Dimensions;Dimmerswitches;Domestic;Domesticengineering;Earthconductors;Electricalengineering;Electricalinstallations;Electricalsafety;Electronicengineering;Electronicequipment;Electronicequipmentandcomponents;Electronicinstruments;EMC;Houseinstallations;Householduse;Inscription;Installations;Instruments;Insulatingresistance;Interferencesuppression;Marking;Networkinterferences;Protectionagainstelectricshocks;Ratedcurrent;Remotecontrol;Safetydevices;Safetyengineering;Safetyrequirements;Specification(approval);Stationary;Strengthofmaterials;Switches;Switchgear;Switchingpower;Temperaturerise;Testing
【摘要】:
【中国标准分类号】:K31
【国际标准分类号】:29_120_40
【页数】:27P;A4
【正文语种】:其他
【英文标准名称】:Textileglass-Yarns-Determinationofbreakingforceandbreakingelongation
【原文标准名称】:纺织玻璃纤维纱线断裂强力和断裂伸长的测定
【标准号】:ISO3341-2000
【标准状态】:现行
【国别】:国际
【发布日期】:2000-05
【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/TC61
【标准类型】:()
【标准水平】:()
【中文主题词】:测定;断裂伸长;定义;纱;抗断裂强度;断裂荷载;扯裂力;试验;试验;纺织玻璃纤维;抗拉试验
【英文主题词】:Breakingload;Breakingstrength;Definitions;Determination;Elongationatfracture;Tear-outforces;Tensiletesting;Testing;Tests;Textileglass;Yarn
【摘要】:1ThisInternationalStandardspecifiesamethodforthedeterminationofthetensilebreakingforceandelonga-tionatbreakofglassyarnstakenfrompackages.2Themethodisapplicabletovarioustypesofglassyarn(single,folded,cabled,strands,structureswithouttwist,rovings,etc.).Itisbasicallyintendedforsingle,foldedandcabledglassyarnshavingadiameteroflessthan2mm,oralineardensitylowerthan2000tex,takenfrompackages.Heavieryarnsmaybealsotestedprovidingthetestconditionsareacceptabletoallinterestedparties.3Themethodisnotapplicabletoglassyarnswhich,inequilibriumwiththestandardatmosphereandunderapre-tensionof5mN/tex,areelongatedbymorethan0,5%.Suchyarnscanbetestedusingalowerpre-tension(forexample2,5mN/texor1mN/tex),acceptabletoallinterestedparties.Thiswouldoccurmainlywhendealingwithsta-ple-fibreyarns.NOTE1Thoughthedeterminationmayberunonbeamedyarnoronyarnstakenfromfabrics,theresultsmustbeconsideredasindicativeonly.NOTE2Thistestmethodisprimarilyintendedformaterialcharacterizationandqualitycontrol.Fibre-to-fibreabrasionandotherfactorssuchasinsufficientlyuniformtension(catenary)willincreasevariabilityandgeneratelowtestvalues.Thiswillconse-quentlyimpedeaccuratecorrelationbetweenperformanceoftheyarnsandenduseapplications.Extremecareshouldbetakeninconsideringthismethodforspecificationpurposes.NOTE3ThoughthisInternationalStandardprovidesthepossibilityofdeterminingtheelongationatbreak,thispracticeisnotrecommended,however.Indeed,acorrectassessmentoftheelongationwillonlybeobtainedusinganextensometer;itwillnotbeobtainedbymeasuringthedistancetraversedbythemovingclamp.Ontheotherhand,experienceshowsthattheuseofanex-tensometerisquitedelicateandoftencausesdamagetothespecimen.
【中国标准分类号】:W50
【国际标准分类号】:59_100_10
【页数】:7P;A4
【正文语种】:英语
