MIL-I-7444D
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来源:标准资料网
MIL-I-7444D, MILITARY SPECIFICATION INSULATION SLEEVING, ELECTRICAL, FLEXIBLE (2 APR 1984)., This specification is approved for use by all Departments and Agencies of the Department of Defense.
基本信息
标准名称: | 盒式音带复制系统技术条件 |
中标分类: |
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发布日期: | |
实施日期: | 2006-11-01 |
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作废日期: | |
出版日期: | |
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所属分类: 通信 广播 广播 电视设备 录制设备
【英文标准名称】:Paintsandvarnishes-Cross-cuttest
【原文标准名称】:涂料和清漆.划格试验
【标准号】:ISO2409-2007
【标准状态】:现行
【国别】:国际
【发布日期】:2007-05
【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/TC35
【标准类型】:()
【标准水平】:()
【中文主题词】:粘附;涂层材料;涂层;划格试验;切割试验;尺寸;格板;天然漆;材料测试;测量仪器;涂料;耐力;抽样方法;试验设备;试验报告;测试;测试条件;公差(测量);清漆
【英文主题词】:Adhesion;Coatingmaterials;Coatings;Cross-cuttest;Cuttests;Dimensions;Gridsections;Instruments;Lacquers;Materialstesting;Measuringinstruments;Paints;Resistance;Samplingmethods;Testequipment;Testreports;Testing;Testingconditions;Tolerances(measurement);Varnishes
【摘要】:ThisInternationalStandarddescribesatestmethodforassessingtheresistanceofpaintcoatingstoseparationfromsubstrateswhenaright-anglelatticepatterniscutintothecoating,penetratingthroughtothesubstrate.Thepropertymeasuredbythisempiricaltestproceduredepends,amongotherfactors,ontheadhesionofthecoatingtoeithertheprecedingcoatorthesubstrate.Thisprocedureisnottoberegarded,however,asameansofmeasuringadhesion.Whereameasurementofadhesionisrequired,attentionisdrawntothemethoddescribedinISO4624.NOTE1Althoughthetestisprimarilyintendedforuseinthelaboratory,thetestisalsosuitableforfieldtesting.Themethoddescribedmaybeusedeitherasapass/failtestor,wherecircumstancesareappropriate,asasix-stepclassificationtest.Whenappliedtoamulti-coatsystem,assessmentoftheresistancetoseparationofindividuallayersofthecoatingfromeachothermaybemade.Thetestcanbecarriedoutonfinishedobjectsand/oronspeciallypreparedtestspecimens.Althoughthemethodisapplicabletopaintonhard(e.g.metal)andsoft(e.g.woodandplaster)substrates,thesedifferentsubstratesneedadifferenttestprocedure(seeClause6).Themethodisnotsuitableforcoatingsoftotalthicknessgreaterthan250μmorfortexturedcoatings.NOTE2Themethod,whenappliedtocoatingsdesignedtogivearoughpatternedsurface,willgiveresultswhichwillshowtoomuchvariation(seealsoISO16276-2).
【中国标准分类号】:G51
【国际标准分类号】:87_040
【页数】:11P;A4
【正文语种】:英语