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JB/T 8607-1997 连续式铸型输送机 技术条件

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基本信息
标准名称:连续式铸型输送机 技术条件
中标分类: 机械 >> 通用加工机械与设备 >> 铸造设备
替代情况:被JB/T 8607-2011代替
发布部门:中华人民共和国机械工业部
发布日期:1997-08-18
实施日期:1998-01-01
首发日期:1900-01-01
作废日期:2011-08-01
提出单位:全国铸造机械标准化技术委员会
归口单位:全国铸造机械标准化技术委员会
起草单位:机械工业部济南铸造锻压机械研究所、苏州第三铸造机械厂
起草人:卢军、徐育凯、周灵明
出版社:机械工业出版社
出版日期:1998-01-01
页数:6页
批文号:机械科[1997]656号
适用范围

本标准规定了连续式铸型输送机的技术要求、试验方法、检验规则等。
本标准适用于以电机驱动的沿水平闭合路线连续运行的小车式铸型输送机(以下简称输送机)。

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所属分类: 机械 通用加工机械与设备 铸造设备
【英文标准名称】:StandardPracticeforCalculatingDesignValueTreatmentAdjustmentFactorsforFire-Retardant-TreatedLumber
【原文标准名称】:耐火处理木材设计参数调节系数的计算标准实施规程
【标准号】:ASTMD6841-2008
【标准状态】:现行
【国别】:美国
【发布日期】:2008
【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】:D07.07
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:designvalues;fire-retardant;fire-retardanttreatment;lumber;mechanicalproperties;strengthproperty;thermaleffects;Ambienttemperature;Clearwoodevaluation/testing;Compressionparalleltograin;Compressiontesting--wood/woodproducts;Design
【摘要】:Fire-retardant-treatmentsareusedtoreducetheflame-spreadcharacteristicsofwood.Chemicalsandredryingconditionsemployedintreatmentsareknowntomodifythestrengthpropertiesofthewoodproductbeingtreated.Thispracticegivesproceduresforfire-retardantchemicalmanufacturerstousetocalculatetheeffectsoftheirtreatmentonlumberusedinnormalandelevatedtemperatureserviceconditions.Theeffectoffire-retardanttreatmentsonthestrengthoflumberusedinroofframingapplicationsistimerelated.Inthispractice,thecumulativeeffectonstrengthofannualthermalloadsfromalltemperaturebinsisincreased50timestoestablishtreatmentadjustmentfactorsforfire-retardanttreatedlumberroofframing.TheproceduresofTestMethodD5664employanelevatedtemperatureintendedtoproducestrengthlossesinashortperiodoftime.Althoughtheexposureismuchmoreseverethanthatwhichoccursinanactualroofsystem,thechemicalreactionsthatoccurinthelaboratorytestareconsideredtobethesameasthoseoccurringoverlongperiodsoftimeinthefield.Treatmentadjustmentfactorsdevelopedunderthispracticeapplytolumberinstalledinaccordancewithconstructionpracticesrecommendedbythefire-retardantchemicalmanufacturerwhichincludeavoidanceofdirectwetting,precipitationorfrequentcondensation.Applicationofthispracticeislimitedtoroofapplicationswithdesignconsistentwith1.3.1.1Thispracticecoversproceduresforcalculatingtreatmentadjustmentfactorstobeappliedtodesignvaluesforfire-retardant-treatedlumberusedatambienttemperatures[servicetemperaturesupto100x00B0;F(38x00B0;C)]andasframinginroofsystems.1.2Thesedesignvaluetreatmentadjustmentfactorsforthepropertiesofextremefiberinbending,tensionparalleltograin,compressionparalleltograin,horizontalshear,andmodulusofelasticityarebasedontheresultsofstrengthtestsofmatchedtreatedanduntreatedsmallclearwoodspecimensafterconditioningatnominalroomtemperatures[72x00B0;F(22x00B0;C)]andofothersimilarspecimensafterexposureat150x00B0;F(66x00B0;C).ThetestdataaredevelopedinaccordancewithTestMethodD5664.Guidelinesareprovidedforestablishingadjustmentfactorsforthepropertyofcompressionperpendiculartograinandforconnectiondesignvalues.1.3TreatmentadjustmentfactorsforroofframingapplicationsarebasedoncomputergeneratedthermalloadprofilesfornormalwoodroofconstructionusedinavarietyofclimatesasdefinedbyweathertapesoftheAmericanSocietyofHeating,RefrigeratingandAir-ConditioningEngineers,Inc.(ASHRAE).Thesolarloads,moistureconditions,ventilationrates,andotherparametersusedinthecomputermodelwereselectedtorepresenttypicalslopedroofdesigns.Thethermalloadsinthispracticeareapplicabletoroofslopesof3in12orsteeper,toroofsdesignedwithventareasandventlocationsconformingtonationalstandardsofpracticeandtodesignsinwhichthebottomsideoftheroofsheathingisexposedtoventilationair.Fordesignsthatdonothaveoneormoreofthesebase-linefeatures,theapplicabilityofthispracticeneedstobedocumentedbytheuser.1.4TheproceduresofthispracticeparallelthosegiveninPracticeD6305.GeneralreferencesandcommentaryinPracticeD6305arealsoapplicabletothispractice.1.5Thevaluesstatedininch-poundunitsaretoberegardedasstandard.TheSIunitslistedinparenthesesareprov......
【中国标准分类号】:B70
【国际标准分类号】:79_040
【页数】:6P.;A4
【正文语种】:英语


【英文标准名称】:IndustrialGearLubrication
【原文标准名称】:工业齿轮润滑
【标准号】:ANSI/AGMA9005-D-1994
【标准状态】:作废
【国别】:美国
【发布日期】:1994
【实施或试行日期】:
【发布单位】:美国国家标准学会(ANSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:齿轮箱;动力传动工程;润滑
【英文主题词】:gearboxes;lubrication;powertransmissionengineering
【摘要】:
【中国标准分类号】:J17
【国际标准分类号】:21_200
【页数】:
【正文语种】:英语