BS EN 300-1997 定向纤维束板(OSB).定义、分类和规范
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【英文标准名称】:Orientedstrandboards(OSB)-Definitions,classificationandspecifications
【原文标准名称】:定向纤维束板(OSB).定义、分类和规范
【标准号】:BSEN300-1997
【标准状态】:作废
【国别】:英国
【发布日期】:1997-09-15
【实施或试行日期】:1997-09-15
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:材料强度;木质板材;膨胀;木制品;验证;溶胀;等级(质量);碎料板;尺寸公差;定向纤维板;弯曲;弹性模量;作标记;湿度;色码;抗拉强度;潮气;分类系统;厚度;质量保证体系
【英文主题词】:
【摘要】:ThisEuropeanStandardgivesdefinitions,aclassificationandspecifiestherequirementsforOrientedStrandBoards(OSB).Thevalueslistedinthisstandardrelatetoproductpropertiesbuttheyarenotcharacteristicvaluestobeusedindesigncalculations.NOTE.TestmethodsforthedeterminationofmechanicalpropertiesforstructuralpurposesaregiveninEN789.DeterminationofcharacteristicvaluesofmechanicalpropertiesanddensityforstructuralpurposesisgiveninEN1058.InformationonsupplementarypropertiesisgiveninannexC.
【中国标准分类号】:B70
【国际标准分类号】:01_040_79;79_060_20
【页数】:20P;A4
【正文语种】:英语
【英文标准名称】:Rollingbearings-Methodsforcalculatingthemodifiedreferenceratinglifeforuniversallyloadedbearings
【原文标准名称】:滚动轴承.通用装载轴承用改良参考额定寿命的计算方法
【标准号】:ISO/TS16281-2008
【标准状态】:现行
【国别】:国际
【发布日期】:2008-06
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC4
【标准类型】:()
【标准水平】:()
【中文主题词】:滚珠轴承;轴承;动力荷载;寿命;荷载能力;额定负荷;负荷;数学计算;计算方法;额定值;滚动轴承;符号
【英文主题词】:Ballbearings;Bearings;Dynamicloading;Life(durability);Loadcapacity;Loadratings;Loading;Mathematicalcalculations;Methodsofcalculation;Ratings;Rollingbearings;Symbols
【摘要】:ThisTechnicalSpecificationcontainsrecommendationsforthecalculationofthemodifiedreferenceratinglifetakingintoconsiderationlubrication,contaminationandfatigueloadlimitofthebearingmaterial,aswellastiltingormisalignment,operatingclearanceofthebearingandinternalloaddistributiononrollingelements.ThecalculationmethodprovidedinthisTechnicalSpecificationcoversinfluencingparametersadditionaltothosedescribedinISO281.ThedirectionsandlimitationsgiveninISO281applytothisTechnicalSpecification.Thecalculationmethodspertaintothefatiguelifeofthebearings.Othermechanismsoffailure,likewearormicrospalling(graystaining),lieoutsidethescopeofthisTechnicalSpecification.ThisTechnicalSpecificationappliestotiltedsingle-rowradialballbearings,subjectedtoradialandaxialloadandwithradialclearanceandtilttakenintoaccount.Italsoappliestotiltedsingle-rowrollerbearings,subjectedtopureradialloadandwithradialclearance,edgestressandtilttakenintoaccount.Referencestomethodsfortheanalysisoftheinternalloaddistributionundergeneralloadaregiven.Theanalysisofinternalloaddistributionandmodifiedreferenceratinglifeformulti-rowbearingsorbearingsofamorecomplexgeometrycanbederivedfromtheequationsgiveninthisTechnicalSpecification.Forthesebearings,theloaddistributionforeachindividualrowhastobeconsidered.ThisTechnicalSpecificationisprimarilyintendedtobeusedforcomputerprogramsandtogetherwithISO281coverstheinformationneededforlifecalculations.Foraccuratelifecalculationsundertheoperatingconditionsspecifiedabove,itisrecommendedthateitherthisTechnicalSpecificationoradvancedcomputercalculationsprovidedbybearingmanufacturers,fordeterminingthedynamicequivalentreferenceloadunderdifferentloadingconditions,beused.
【中国标准分类号】:J11
【国际标准分类号】:21_100_20
【页数】:28P.;A4
【正文语种】:英语
【英文标准名称】:StandardTestMethodforDensityofBentoniticSlurries
【原文标准名称】:膨润土泥浆的密度的标准试验方法
【标准号】:ASTMD4380-1984(2006)
【标准状态】:现行
【国别】:
【发布日期】:1984
【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】:D18.04
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:土壤;膨润土;污泥;密度;施工材料;建筑;试验
【英文主题词】:bentonite;density;slurry
【摘要】:Thistestmethodprovidesforthedeterminationofthedensityofbentoniticslurriesinthelaboratoryandfield.Forfreshlymixedslurry,thistestmethodmaybeusedasanindicatorofmixproportions.Forin-trenchslurry,acertainvaluemaybespecifiedformaintainingtrenchstability.1.1Thistestmethodcoversthedeterminationofthedensityofslurriesusedinslurryconstructiontechniques,suchasareusedforbarrierstocontrolthehorizontalmovementofliquids.ThistestmethodismodifiedfromAPIRecommendedPractice13B.1.2Thisstandarddoesnotpurporttoaddressallofthesafetyproblems,ifany,associatedwithitsuse.Itistheresponsibilityofwhoeverusesthisstandardtoconsultandestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:P13
【国际标准分类号】:93_020
【页数】:2P.;A4
【正文语种】:
