【英文标准名称】:ClassificationforSystemandBasisforSpecificationofCopolymersofVinylideneFluoride(VDF)withOtherFluorinatedMaterials(08.03)
【原文标准名称】:偏二氟乙烯(VDF)与其它氟化材料共聚物的详细规范依据和系统的分类
【标准号】:ANSI/ASTMD5575-1994
【标准状态】:作废
【国别】:美国
【发布日期】:1994
【实施或试行日期】:
【发布单位】:美国国家标准学会(ANSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:塑料
【英文主题词】:plastics
【摘要】:Thisclassificationsystemcoversbothdevelopingpropertydesignationsandspecificationsforthermoplasticcompositionsconsistingofvinylidenefluoride(VDF)polymersmodifiedwithotherfluoromonomersandproperty-enhancingadditives.Theotherfluoromonomersincludeoneormoreofthefollowing:hexafluoropropylene(HFP),tetrafluoroethylene(TFE),andchlorotrifluoroethylene(CTFE).Theadditivesarethosethatimproveitsflameresistance,processing,orphysicalproperties.However,theseadditivesarenotnormallyconsideredtobereinforcing.Thisclassificationsystemcoversthermoplasticcompositionssuppliedinpelletorpowderforms.Adesignationorspecificationappliesonlytothevirginpolymerspreparedfromvinylidenefluoride(50weight%)withoneormoreofthefollowingcomonomers:hexafluoropropylene,tetrafluoroethylene,andchlorotrifluoroethylene.Somepolymerscontainadditivestoenhancecertainproperties.ThissystemconstitutesalinecalloutasameansofdesignatingandspecifyingpropertiesofVDF-basedcopolymers.Atleastfourofthedesignatedpropertiesareusedtodefineapolymer'sspecification.Specificationcriteriafrominternationaldocumentscanbeusediftheircriteriamatchdesignationpropertiescurrentlyusedbythisclassificationsystem.Thisclassificationsystemisnotintendedfortheselectionofmaterials.Themanufacturerofthevirginresinshallestablishthedesignationofaresinbasedonthepropertyvaluecriteriainthisclassificationsystem.Theminimumspecificationpropertiesareestablishedbythisclassificationsystem.Additionalspecificationproperties,basedonthedesignationpropertiescited,canbeestablishedbytheresinsupplierandcustomer.ThevaluesstatedinSIunitsaretoberegardedasstandard.1.7ThepropertytestsareintendedtoprovideinformationforspecificationsofmodifiedVDF-copolymercompositions.Itisnotthepurposeofthisclassificationsystemtoprovideengineeringdatafordesignpurposes.Note1AlthoughthevalueslistedinTable1,Table2,Table3,Table4,Table5arenecessarytoincludetherangeofpropertiesavailableinexistingmaterials,theyarenottobeinterpretedasimplyingthateverypossiblecombinationofthepropertiesexistsorcanbeobtained.Itispossibleforauserordesigner,using,tocalloutpropertyrelationshipsthatarephysicallyimpossibletooccurinacopolymermadeusingcurrenttechnology.Note2Manyofthesepolymersexhibitpolymorphism.Thetypeandextentofcrystallinestructurewillvarywiththethermomechanicalhistoryofthesample.Propertiesvarybasedonthetechniqueusedtopreparethespecimens.Testmethodsusedinthisclassificationsystemcanresultintheincidentalproductionofhazardousmaterials.ModifiedVDFpolymerfluoroplasticsmeltbetween90and182?C(194and359?F)andarethermallystableuptoabout350?;C(662?F),orsomewhathigher,dependingonthecomposition.(Evolutionofcorrosive,colorless,andtoxichydrogenfluoridecanoccurundercertainconditions.)Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.SeeWarninginandSectionforspecifichazardsstatements.Note3Many,butnotallofthecodesandspecificationsfoundinthisclassificationsystemarealsoinISO12086-1andISO12086-2.
【中国标准分类号】:G17
【国际标准分类号】:83_080_20
【页数】:
【正文语种】:英语
基本信息
标准名称: | 聚丙烯静音排水管材及管件 |
英文名称: | Sound-insulating polypropylene pipes and fittings for drainage |
中标分类: |
工程建设 >>
给水、排水工程 >>
给水、排水工程综合 |
ICS分类: |
建筑材料和建筑物 >>
建筑物中的设施 >>
建筑物中的设施综合
|
替代情况: | 替代CJ/T 273-2008废止 |
发布部门: | 中华人民共和国住房和城乡建设部 |
发布日期: | 2012-01-06 |
实施日期: | 2012-08-01 |
首发日期: | |
作废日期: | |
出版社: | 中国标准出版社 |
出版日期: | 2012-08-01 |
页数: | 24页 |
适用范围
本标准规定了聚丙烯静音排水管材及管件的术语和定义、分类、计量要求、技术要求、试验方法、检验规则、标志、包装、运输和贮存。
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所属分类: 工程建设 给水 排水工程 给水 排水工程综合 建筑材料和建筑物 建筑物中的设施 建筑物中的设施综合