作者:标准资料网 时间:2024-05-17 17:08:38   浏览:9843   来源:标准资料网

【英文标准名称】:Plastics-Polyoxymethylene(POM)mouldingandextrusionmaterials-Part2:Preparationoftestspecimensanddeterminationofproperties
【原文标准名称】:塑料聚甲醛模塑和挤塑材料第2部分:试样的制备和性能的测定
【标准号】:ISO9988-2-1999
【标准状态】:作废
【国别】:国际
【发布日期】:1999-12
【实施或试行日期】:
【发布单位】:国际标准化组织(ISO)
【起草单位】:ISO/TC61
【标准类型】:()
【标准水平】:()
【中文主题词】:塑料;生产;测定;模制材料;聚甲醛;模塑材料;试样;试样制备;特性;试验;试验;挤压
【英文主题词】:Determination;Extruding;Mouldingmaterials;Mouldings(shapedsection);Plastics;Polyoxymethylene;Production;Properties;Specimenpreparation;Testspecimens;Testing;Tests
【摘要】:ThispartofISO9988specifiesthemethodsofpreparationoftestspecimensandthetestmethodstobeusedindeterminingthepropertiesofpolyoxymethylenemouldingandextrusionmaterials.Requirementsforhandlingtestmaterialandforconditioningboththetestmaterialbeforemouldingandthespecimensbeforetestingaregivenhere.Proceduresandconditionsaredescribedforthepreparationoftestspecimens,andproceduresformeasuringpropertiesofthematerialsfromwhichthesespecimensaremadearegiven.Propertiesandtestmethodswhicharesuitableandnecessarytocharacterizepolyoxymethylenemouldingandextrusionmaterialsarelisted.ThepropertieshavebeenselectedfromthegeneraltestmethodsinISO10350:1993.OthertestmethodsinwideusefororofparticularsignificancetothesemouldingandextrusionmaterialsarealsoincludedinthispartofISO9988,asarethedesignatorypropertiesspecifiedinpart1:meltflowrateandtensilemodulus.Inordertoobtainreproducibleandcomparabletestresults,itisnecessarytousethemethodsofspecimenpreparationandconditioning,thespecimendimensionsandthetestproceduresspecifiedherein.Valuesdeterminedwillnotnecessarilybeidenticaltothoseobtainedusingspecimensofdifferentdimensionsorpreparedusingdifferentprocedures.
【中国标准分类号】:G31
【国际标准分类号】:83_080_20
【页数】:5P;A4
【正文语种】:英语