您的位置: 标准下载 » 国际标准 » BS 英国标准 »

BS ISO 12576-2-2008 绝热产品.一致性控制系统.现场制品

时间:2024-05-17 07:53:50 来源: 标准资料网 作者:标准资料网 阅读:8584
下载地址: 点击此处下载
【英文标准名称】:Thermalinsulationproducts-Conformitycontrolsystems-In-situproducts
【原文标准名称】:绝热产品.一致性控制系统.现场制品
【标准号】:BSISO12576-2-2008
【标准状态】:现行
【国别】:英国
【发布日期】:2008-09-30
【实施或试行日期】:2008-09-30
【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】:建筑物;合格证明书;认证;检验;一致性;一致性测试;建筑;施工材料;定义;检验(质量保证);就地;预制配件;生产控制;质量保证;测试;绝热材料;热防护
【英文主题词】:Buildings;Certificatesofconformity;Certification;Checks;Conformity;Conformitytesting;Construction;Constructionmaterials;Definition;Definitions;Examination(qualityassurance);Insitu;Prefabricatedparts;Productioncontrol;Qualityassurance;Testing;Thermalinsulatingmaterials;Thermalprotection
【摘要】:
【中国标准分类号】:Q25
【国际标准分类号】:91_100_60
【页数】:22P;A4
【正文语种】:英语


基本信息
标准名称:热封型茶叶滤纸
英文名称:Tea bag paper -- heat seal
中标分类: 轻工、文化与生活用品 >> 造纸 >> 纸
ICS分类: 造纸技术 >> 纸和纸板
发布部门:中华人民共和国国家发展和改革委员会
发布日期:2003-09-13
实施日期:2003-10-01
首发日期:1900-01-01
作废日期:1900-01-01
提出单位:中国轻工业联合会
归口单位:全国造纸标准化中心
起草单位:杭州新华纸业有限公司
起草人:姚亚金、何忠
出版社:中国轻工业出版社
出版日期:2003-10-01
页数:7页
书号:155019.2568
适用范围

本标准规定了热封型茶叶滤纸的要求、试验方法、检验规则及标志、包装、运输、贮存。
本标准适用于热封型茶叶自动包装机包装茶叶用的过滤袋用纸。

前言

没有内容

目录

没有内容

引用标准

没有内容

所属分类: 轻工 文化与生活用品 造纸 纸 造纸技术 纸和纸板
【英文标准名称】:StandardTestMethodsforDeterminingDispersiveCharacteristicsofClayeySoilsbytheCrumbTest
【原文标准名称】:用团粒试验测定粘性土的色散特性的标准试验方法
【标准号】:ASTMD6572-2006
【标准状态】:现行
【国别】:
【发布日期】:2006
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:D18.06
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:测定;土壤;试验方法;试验
【英文主题词】:clay(dispersive);colloidalerodability;crumbtestmethod;dispersibility;dispersion;dispersiveclays;erosion
【摘要】:Thecrumbtestmethodprovidesasimple,quickmethodforfieldorlaboratoryidentificationofadispersiveclaysoil.Theinternalerosionfailuresofanumberofhomogeneousearthdams,erosionalongchannelorcanalbanks,andrainfallerosionofearthenstructureshavebeenattributedtocolloidalerosionalongcracksorotherflowchannelsformedinmassesofdispersiveclay(5).Thecrumbtestmethod,asoriginallydevelopedbyEmerson(6),wascalledtheaggregatecoherencetestandhadsevendifferentcategoriesofsoil-waterreactions.Sherard(5)latersimplifiedthetestbycombiningsomesoil-waterreactionssothatonlyfourcategories,orgrades,ofsoildispersionareobservedduringthetest.Thecrumbtestisarelativelyaccuratepositiveindicatorofthepresenceofdispersivepropertiesinasoil.Thecrumbtest,however,isnotacompletelyreliablenegativeindicatorthatsoilsarenotdispersive.Thecrumbtest,canseldomberelieduponasasoletestmethodfordeterminingthepresenceofdispersiveclays.Thedouble-hydrometertest(TestMethodD4221)andpinholetest(TestMethodD4647)aretestmethodsthatprovidevaluableadditionalinsightintotheprobabledispersivebehaviorofclaysoils.Note28212;Thequalityoftheresultproducedbythesetestmethodsisdependentonthecompetenceofthepersonnelperformingit,andthesuitabilityoftheequipmentandfacilitiesused.AgenciesthatmeetthecriteriaofPracticeD3740aregenerallyconsideredcapableofcompetentandobjectivetesting.UsersofthesetestmethodsarecautionedthatcompliancewithPracticeD3740doesnotinitselfensurereliabletesting.Reliabletestingdependsonseveralfactors;PracticeD3740providesameansofevaluatingsomeofthosefactors.1.1Thesetestmethodsprovideaqualitativeindicationofthenaturaldispersivecharacteristicsofclayeysoils.1.2Thesetestmethodsarenotapplicableforsoilswithlessthan12%fractionfinerthan0.005mmandwithaplasticityindexlessthanorequalto8.1.3Thecrumbtestmethodhassomelimitationsinitsusefulnessasanindicatorofdispersiveclay.Adispersivesoilmaysometimesgiveanondispersivereactioninthecrumbtest.Soilscontainingkaolinitewithknownfielddispersionproblemshaveshownnondispersivereactionsinthecrumbtest().However,ifthecrumbtestindicatesdispersion,thesoilisprobablydispersive.1.4Oven-driedsoilshouldnotbeusedtopreparecrumbtestspecimens,asirreversiblechangescouldoccurtothesoilpore-waterphysicochemicalpropertiesresponsiblefordispersion().1.5Thecrumbtestmethod,whileagoodquickindicationofdispersiveclay,shouldusuallyberuninconjunctionwithapinholetestandadoublehydrometertest,TestMethodsD4647andD4221,respectively.Note1Insomecases,theresultsofthepinhole,crumb,anddouble-hydrometertestmethodsmaydisagree.Crumbtestmethodsareabetterindicatorofdispersiveclaysthanofnondispersiveclays().1.6ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:B11
【国际标准分类号】:13_080_20
【页数】:5P.;A4
【正文语种】: