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BS EN 1858-2008+A1-2011 烟道.部件.混凝土烟道砖

作者:标准资料网 时间:2024-05-14 05:32:51  浏览:9277   来源:标准资料网
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【英文标准名称】:Chimneys.Components.Concreteflueblocks
【原文标准名称】:烟道.部件.混凝土烟道砖
【标准号】:BSEN1858-2008+A1-2011
【标准状态】:现行
【国别】:英国
【发布日期】:2010-01-31
【实施或试行日期】:2010-01-31
【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】:
【英文主题词】:Blocks;CEmarking;Chimneyterminals;Chimneys;Components;Concreteelement;Concreteproducts;Concretes;Conformity;Conformityassessment;Construction;Constructionmaterials;Constructionalproducts;Definitions;Design;Determinations;Dimensions;Exhaustsystems;Fireplaces;Fittings;Homogeneous;Marking;Masonry;Materials;Mathematicalcalculations;Performancerequirements;Productioncontrol;Quality;Qualityassurance;Reinforcement;Resistance;Shape;Specification(approval);Structuraldesign;Surveillance(approval);Testing;Tolerances(measurement)
【摘要】:
【中国标准分类号】:Q76
【国际标准分类号】:91_060_40;91_100_30
【页数】:68P;A4
【正文语种】:英语


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【英文标准名称】:Safetyagainstfire.Buildingmaterials.Reactiontofiretests.Radiantpaneltestforflooring.
【原文标准名称】:防火安全.建材.材料着火试验.地面覆层辐射板试验
【标准号】:NFP92-506-1985
【标准状态】:现行
【国别】:法国
【发布日期】:1985-12-01
【实施或试行日期】:1985-12-05
【发布单位】:法国标准化协会(AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:
【中国标准分类号】:Q10
【国际标准分类号】:13_220_50
【页数】:8P;A4
【正文语种】:其他


【英文标准名称】:StandardPracticefortheEvaluationofSingle-PanMechanicalBalances
【原文标准名称】:单盘机械天平的评定
【标准号】:ASTME319-1985(2003)
【标准状态】:现行
【国别】:
【发布日期】:1985
【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】:E41.06
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:试验;天平;评定;实验室器皿;工艺
【英文主题词】:balances;scales;weighinginstruments
【摘要】:MonitoringWeighingPerformance8212;Thispracticeprovidesresultsintheformofcontrolchartswhichmeasuretheweighingcapabilityatthetimeofthetest.Aseriesoftestsatappropriateintervalswillmonitorbalanceperformanceoveraperiodoftime.Amarkedchangefromexpectedperformancemayresultfromavarietyofcausesincluding:maladjustment,damage,dirt,foreignmaterial,andthermaldisturbances.Ifthetestresultsaretoindicatefutureperformance,anydisturbancesthatoccurexteriortothebalancemustbebroughtundercontrol(2).AcceptanceTests8212;Thispracticemayalsobeusedasacceptancetestsfornewbalances.Forthispurpose,thetestsshouldbeconductedunderfavorable,butnotnecessarilyideal,conditions.Sincesystematicerrorinthecourseofthezeroandthecourseofthesensitivitymaybecausedbydisturbancesexternaltothebalance,limitsontheseerrorsarenotordinarilyprescribedinacceptancerequirements.1.1Thispracticecoverstestingproceduresforevaluatingtheperformanceofsingle-armbalancesrequiredbyASTMstandards.1.2Thispracticeisintendedforbutnotlimitedtosensitivityratiosof10orbetterandon-scalerangesof1000xdormorewhered=readabilityeitherdirectlyorbyestimation.1.3Thispracticecanalsobeappliedtoothersingle-panbalanceswithmechanicalweightchangingofdifferentcapacitiesorsensitivitieswithappropriatetestloadsandcalibrationweights.Note18212;Mechanicalbalancesofthistypehavelargelybeenreplacedbyautomaticelectronicbalancesincorporatingavarietyofoperationalprinciples.Nevertheless,somesingle-panmechanicalbalancesarestillmanufacturedandmanyolderbalanceswillremaininserviceforyearstocome.Onetypeofautomaticelectronicbalance,theso-called"hybrid,"bearsconsiderablesimilaritytosingle-panmechanicalbalancesofthenulltype.(1)1.4Thisstandarddoesnotpurporttoaddressallofthesafetyproblems,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:A85
【国际标准分类号】:
【页数】:9P.;A4
【正文语种】:



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