【英文标准名称】:Coilcoatedmetals-Testmethods-Resistancetocrackingonbending(T-bendtest)
【原文标准名称】:卷材覆层金属.试验方法.弯曲开裂耐受性(T弯曲试验)
【标准号】:BSEN13523-7-2001
【标准状态】:现行
【国别】:英国
【发布日期】:2001-03-15
【实施或试行日期】:2001-03-15
【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】:弯曲;弯曲试验;心轴;有机覆层;折弯;角(几何学);缠绕试验;卷材;裂开;覆层;机械试验;金属;圆柱形
【英文主题词】:Bendtesting;Bendingstress;Bendingtests;Coatingmaterials;Coatings;Coilcoatings;Cracking;Definition;Definitions;Mandrelbendingtest;Metalcoating;Metals;Organic;Paints;Resistance;Specification(approval);Testing
【摘要】:ThispartofEN13523describestheprocedurefordeterminingtheresistancetocrackingofanorganiccoatingonametallicsubstratewhenbentthrough135°to180°.Thedegreeofadhesionmayalsobeevaluated.Bothfoldingandmandrelmethodsareconsidered.Thefoldingmethodismoreoftenusedforpracticalpurposesbutwheremoreprecisedeterminationsarerequired,themandrelmethodisrecommended.Thecylindricalbendmethodcanalsobeusedforapass/faildecisionbyusinganagreedmandrel.Thechoiceoftheappropriatetestmethodislimitedbythethicknessand/orthehardnessofthesubstrate.NOTE:Thefeasibilityofthetestdependsonthetypeandthicknessofthesubstrate.Duringtheprocedurethemandrelshouldnotdeform.
【中国标准分类号】:A29
【国际标准分类号】:25_220_60
【页数】:16P;A4
【正文语种】:英语