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【英文标准名称】:Potentiallyexplosiveatmospheres-Applicationofqualitysystems
【原文标准名称】:潜在爆炸性环境.质量体系的应用
【标准号】:BSEN13980-2002
【标准状态】:作废
【国别】:英国
【发布日期】:2002-12-05
【实施或试行日期】:2002-12-05
【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】:爆炸性环境;可靠性;供应;质量管理;计划;爆炸;危险区域;消费者与供货者的关系;可燃性环境;质量保证体系;使用;监督(认可);规范(验收);预防爆炸;产品;安全工程;产品开发;爆炸危害;安全要求;质量;服务设施;防爆;安全;定义
【英文主题词】:Applications;Consumer-supplierrelations;Dangerzones;Definition;Definitions;Explosionhazard;Explosionproofness;Explosionprotection;Explosions;Explosiveatmospheres;Flammableatmospheres;Planning;Procurements;Productdesign;Productdevelopment;Products;Quality;Qualityassurancesystems;Qualitymanagement;Responsibility;Safety;Safetyengineering;Safetyrequirements;Services;Specification(approval);Supplying;Surveillance(approval)
【摘要】:1.1GeneralThisEuropeanStandardspecifiesparticularrequirementsandinformationforestablishingandmaintainingaqualitysysteminaccordancewiththerequirementsofAnnexIVandAnnexVIIofDirective94/9/EC.Itisintendedforusebymanufacturers,notifiedbodiesandregulatoryauthorities.Therefore,whennotifiedbodiesassessthequalitysystemsofmanufacturersthisdocumentisintendedtobethebasisoftheinitialassessmentandsubsequentvisits.1.2ApplicationOnlythoserequirementsinclause7ofthisEuropeanStandardpertainingtothedifferencebetweenAnnexIVandVIIoftheDirectivemaybeexcluded,providedthatconformityoftheproductcanstillbedemonstrated.PermissibleexclusionswithrespecttoAnnexVIIofDirective94/9/ECareasfollows:7.1Planningofproductrealisation;7.2.3Customercommunication;7.4Purchasing;7.5.1Controlofproductionandserviceprovision;7.5.2Validationofprocessesforproductionandserviceprovision;7.5.3Identificationandtraceability.NoexplicitrequirementsinAnnexIVandVIIrelatetotheconceptof“continuousimprovement”.Asaconsequence,referencesinthisEuropeanStandardtotherequirementsofENISO9001:2000excludethisconcept.
【中国标准分类号】:C66
【国际标准分类号】:03_120_10;13_230
【页数】:32P.;A4
【正文语种】:英语


【英文标准名称】:StandardTestMethodsforImpactResistanceofRigidPoly(VinylChloride)(PVC)BuildingProducts
【原文标准名称】:硬质聚氯乙烯(PVC)建筑产品耐冲击性的标准试验方法
【标准号】:ASTMD4226-2005
【标准状态】:现行
【国别】:
【发布日期】:2005
【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】:D20.24
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:建筑;塑料制品;塑料;聚氯乙烯;试验;冲击试验;冲击强度
【英文主题词】:brittlefailureenergy;buildingproducts;failureenergy;fallingweight;impacttest
【摘要】:Theimpactstrengthvaluesobtainedontheflatsectionsofabuildingproductprofilearerelevantonlytotheflatsectionthathasbeentestedandthesevaluesdonotnecessarilyindicatetheimpactresistanceofthewholeproduct,whichisaffectedbytheconfigurationoftheprofile(thatis,corners,ribs,etc).Constantweightandvariableheight,employedinthesetestmethods,allowthevelocityofimpacttovaryand,therefore,byProcedureB,candeterminetheenergyofductile-to-brittletransition,whichcannotbedeterminedifavariableweightisdroppedfromaconstantheight.Thesetestprocedureshavebeenfoundtobeusefulelementsinrigidpoly(vinylchloride)(PVC)buildingproductcharacterization.Compoundqualification,finishedproductqualitycontrol,environmentalandweatherabilityresearchanddevelopmentstudies,andfabricationtolerancepredictionconstituteusefulapplications.Choiceofthespecificimpactorheadconfigurationusedisrelatedtoavarietyofproductattributes,suchasspecimenthicknessandproducttoughnessaswellasabstractfactors,suchastheanticipatedmodeoffailureinaspecificapplication.Thegeometricuniquenessoftheimpactorheadconfigurationspreventsanycomparisonorcorrelationoftestingresultsonsamplestestedwithdifferingimpactorheadconfigurations.Ingeneral,theconicalimpactor,C.125,isusefultoensurefailureofthickerspecimenswheretheH.25impactorcausednofailure.Note28212;Equivalentsurfaceconditionsaremorelikelytooccurwhenspecimensarepreparedbycompressionmoldingorextrusionthanbyinjectionmolding.Whencomparingdifferentsamplestestedwiththesameimpactorheadconfiguration,impactresistanceshallbepermittedtobenormalizedforaveragespecimenthicknessoverareasonablybroadrange(forexample,1to3mm).3However,thisshouldonlybedonewhenthesurfaceconditionslistedin6.1areessentiallyequivalent.FIG.2ImpactTester1.1Thesetestmethodscoverthedeterminationoftheenergyrequiredtocrackorbreakrigidpoly(vinylchloride)(PVC)plasticsheetingandprofileflatsectionsusedinbuildingproducts,aswellasextrudedormoldedtestsamples,underspecifiedconditionsofimpactfromafreefallingstandardweightstrikinganimpactorwitheitheroftwoconfigurationsincontactwiththespecimen.1.2Twotestproceduresareincluded:1.2.1ProcedureA,usedtodetermineminimumimpactenergyrequiredtocausefailure(hole,crack,split,shatter,ortear).1.2.2ProcedureB,usedtodetermineminimumimpactenergyrequiredtocausebrittlefailure.1.3Thevaluesininch-poundunitsaretoberegardedasthestandard.Note18212;ThereisnosimilarorequivalentISOstandard.1.4Thetextofthisstandardreferencesnotesandfootnoteswhichprovideexplanatorymaterial.Thesenotesandfootnotes(excluding,thoseintablesinfigures)shallnotbeconsideredasrequirementsofthisstandard.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.SpecificprecautionarystatementsaregiveninSection8.
【中国标准分类号】:Q74
【国际标准分类号】:83_080_20
【页数】:7P.;A4
【正文语种】: