【英文标准名称】:Plasticspipingandductingsystems-Thermoplasticspipes-Testmethodforresistancetoexternalblowsbytheround-the-clockmethod
【原文标准名称】:塑料管道和导管系统.热塑管.抗日夜外部连续冲击应力的试验方法
【标准号】:BSEN744-1996
【标准状态】:现行
【国别】:英国
【发布日期】:1996-02-15
【实施或试行日期】:1996-02-15
【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】:试样制备;试样;高聚物;管;统计质量控制;外部;试验设备;冲击试验;试验条件;导管;热塑性聚合物;塑料
【英文主题词】:Definition;Definitions;Impactstress;Impacttesting;Pipes;Pipingsystem;Plasticpipelines;Plasticpipes;Plastics;Protectivetubes;Resistance;Testspecimens;Testing;Thermoplasticpolymers
【摘要】:Thisstandardspecifiesamethodfordeterminingtheresistancetoexternalblowsofthermoplasticspipeswithcircularcrosssectionsbyusingtheround-the-clockmethod.Themethodisintendedtobeappliedtoisolatedbatchesofpipe.Fortypetestingandaudittesting,0℃and/or-20℃areapplicable.NOTE.Pipesmadefrompolypropylenehomopolymer(PP-H)whichprincipallycannotconformtoimpactrequirementsat0℃orlowertemperaturesarepermittedtobetestedat(23±2)℃undertheconditionthatPP-Hpipesareintendedforuseforsoilandwastedischargeandbearanadditionalmarkingindicatingthattheyarenottobeinstalledbelow+5℃.
【中国标准分类号】:G31
【国际标准分类号】:23_040_20
【页数】:16P;A4
【正文语种】:英语