JY/T 0371-2004 声传播演示器
作者:标准资料网 时间:2024-05-14 18:28:38 浏览:8743
来源:标准资料网
基本信息
标准名称: | 声传播演示器 |
中标分类: |
轻工、文化与生活用品 >>
文教、体育、娱乐用品 >>
办公用品及办公机具 |
发布日期: | 2004-07-23 |
实施日期: | 2005-01-23 |
首发日期: | |
作废日期: | |
出版日期: | |
适用范围
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前言
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目录
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引用标准
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所属分类: 轻工 文化与生活用品 文教 体育 娱乐用品 办公用品及办公机具
【英文标准名称】:StandardClassificationforRecycledPost-ConsumerPolyethyleneFilmSourcesforMoldingandExtrusionMaterials
【原文标准名称】:模塑和挤制材料用再生聚乙烯薄膜原料的标准分类
【标准号】:ASTMD5491-2003
【标准状态】:现行
【国别】:
【发布日期】:2003
【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】:D20.15
【标准类型】:(Classification)
【标准水平】:()
【中文主题词】:材料;再循环;塑料和橡胶技术;模塑材料;分类;聚乙烯;材料试验
【英文主题词】:plasticfilms;polyethylene;post-consumermaterial;recoveredmaterial;recycled;
【摘要】:ThisclassificationidentifiessourcesofPEfilm.Theseparationbysourcesalsoimprovestheusefulnessofthematerial.Sourcesarepost-consumerPEfilmsfromshrinkwrap,drycleaningfilm,merchandisebags,grocerysacks,stretchwrap,recyclebags,redemptionbags,bubblepackagingfilm,commercial/industrialliners/bags,andcommercialoverwrap.Thisclassificationisintendedforusebythefollowing:4.2.1Persons/organizationswhocollectorseparatefilm,orboth,asfeedstockforrecycling.4.2.2Persons/organizationswhoreprocessfilmintoarawmaterialformoldingandextrusionmaterials.Itisneithertheintentnorthepurposeofthisclassificationtospecifythesuitabilityoftherecycledmaterialforspecificapplications.1.1Thisdocumentprovidesfortheclassificationofpost-consumerpolyethylene(PE)filmderivedfromspecificsources.Italsoidentifiescharacteristicsthattheuserandsuppliercanagreeuponindeterminingtheacceptabilityofthefilmforrecyclingintomoldingandextrusionmaterials.Itisneithertheintentnorthepurposeofthisclassificationtospecifythesuitabilityoftherecycledmaterialforspecificapplications.1.2Thisclassificationprovidesthatthesourceofthematerialbelistedasanaidinidentification.Theseparationbysourcealsoimprovestheusefulnessofthematerial.Sourcesarepost-consumerPEfilmsfromshrinkwrap,drycleaningfilm,merchandisebags,grocerysacks,stretchwrap,recyclebags,redemptionbags,bubblepackagingfilm,andcommercial/industrialliners/bagsandoverwrap.Otherpost-consumerPEfilmsmaybeaddedtothisclassificationwhensuchmaterialstreamsaredefined.1.3Itisnotthefunctionofthisclassificationtoprovidedataforspecificproductdesignorprocess-performancepurposes.1.4Thesuppliershallprovideawrittencertificationwitheachshipmentstatingthatthematerialisderivedfrompost-consumerPEfilmsourcesdescribedwithinthisclassification.1.5ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninbracketsareforinformationonly.Note18212;TherearenoequivalentISOstandards.
【中国标准分类号】:G31
【国际标准分类号】:83_140_10
【页数】:3P.;A4
【正文语种】: