ISO 8473 ADD 3-1989 第3次补充

上一篇: ISO/IEC 9592-2-1989 信息处理系统.计算机制图.程序员的分层交互制图系统(PHIGS).第2部分:档案文件格式
下一篇: ISO 8613-1-1989 信息处理.文本和办公文件体制.办公文件体系结构和互换格式.第1部分:前言和一般原理

【英文标准名称】:TestMethodforStaticElectrification
【原文标准名称】:静电起电的试验方法
【标准号】:ASTMD4470-1996
【标准状态】:作废
【国别】:美国
【发布日期】:1996
【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】:电气试验;电气工程;试验
【英文主题词】:testing;electricaltesting;electricalengineering
【摘要】:
【中国标准分类号】:A55
【国际标准分类号】:17_220_01
【页数】:
【正文语种】:英语


【英文标准名称】:StandardPracticesforMakingHeatsealsforDeterminationofHeatsealabilityofFlexibleWebsasMeasuredbySealStrength
【原文标准名称】:通过测量密封强度测定挠性网热密封性能用熔焊的标准实施规范
【标准号】:ASTMF2029-2008
【标准状态】:现行
【国别】:美国
【发布日期】:2008
【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】:F02.20
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:heatsealability;heatsealing;hottack;sealstrength;Flexiblebarriermaterials;Heatsealability(offlexiblewebs);Hottack;Sealstrength
【摘要】:Thispracticeallowsdeterminationoftheheatsealabilityofasurfaceorsealantlayer.Whileitisnecessarytohaveaheatsealsurfacelayerthathasadequatesealstrengthfortheapplication,othermaterialproperties,suchasthespecificconstructionandtotalthickness,bothchosentosatisfyrequirementsotherthanheatsealability,willimpactthesealingpropertiesofthematerial.Thispracticeallowstheimpactofchangesinmaterialpropertiesonheatsealabilitytobemeasured.1.1Thesepracticescoverlaboratorypreparationofheatsealsandthetreatmentandevaluationofheatsealstrengthdataforthepurposeofdeterminingheatsealabilityofflexiblebarriermaterials.Itdoesnotcovertherequiredvalidationprocedureforthematerialsandproductionequipment.1.2Testingstrengthorotherpropertiesoftheheatsealsformedbythesepracticesisnotincludedinthisstandard.RefertoTestMethodF88fortestingheatsealstrength.1.3Thepracticesofthisstandardarerestrictedtosealingwithamachineemployinghot-barjaw(s).Impulse,high-frequency,andultrasonicheatingmethodsarenotincluded.1.4Thesepracticesapplyprimarilytowebsintendedtobeusedoncommercialmachinesemployingreciprocatingsealingjaws,suchasmostform-fill-sealpackagingmachines,platenheatsealers,andsoforth.Conditionsofdwelltimeandsealingpressureonmachinesofthistypetypicallyaredifferentfromthoseonrotarymachines.1.5Theprocedureofthispracticewithrespecttochoiceofheatsealingconditionsapplytoultimatesealstrengthorhottackmeasurement.1.6Sealsmaybemadebetweenwebsofthesameordissimilarmaterials.Theindividualwebsmaybehomogeneousinstructureormultilayered(coextruded,coated,laminated,andsoforth).1.7StrengthoftheheatsealasmeasuredbyTestMethodF88isthecriterionforjudgingheatsealabilityemployedinthesepractices.1.8Determinationofheatsealabilityasjudgedbysealcontinuity,typicallymeasuredbyair-leak,dyepenetration,visualexamination,microorganismpenetration,orothertechniques,arenotcoveredbythesepractices.1.9ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.10Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:J33
【国际标准分类号】:83_180
【页数】:8P.;A4
【正文语种】:英语