NJ 389-1986 柴油机气门摇臂轴 技术条件
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来源:标准资料网
基本信息
标准名称: | 柴油机气门摇臂轴 技术条件 |
中标分类: |
机械 >>
活塞式内燃机与其他动力设备 >>
进、排气系统 |
替代情况: | 被JB/T 9750.2-1999代替 |
发布日期: | |
实施日期: | 1997-10-01 |
首发日期: | |
作废日期: | |
出版日期: | |
页数: | 4页 |
适用范围
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前言
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目录
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引用标准
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所属分类: 机械 活塞式内燃机与其他动力设备 进 排气系统
【英文标准名称】:StandardTestMethodforMarshFunnelViscosityofClayConstructionSlurries
【原文标准名称】:粘土建筑泥浆的马氏漏斗粘度的标准试验方法
【标准号】:ASTMD6910-2004
【标准状态】:现行
【国别】:
【发布日期】:2004
【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】:
【英文主题词】:bentoniteslurry;clayslurry;funnelviscosity;hydraulicbarriers;marshfunnel;slurry;viscosity
【摘要】:Thistestmethodallowsfortheassessmentofanapparentviscosityofclayslurriesinthelaboratoryandinthefield.Viscosityisafundamentalcharacteristicforslurriesinconstructionapplications.TheMarshFunnelViscositytestcanbeusedforfieldqualitycontrolofslurries.RelativechangesinslurryviscositycanbeidentifiedusingMarshFunnelmeasurementsandmodificationscanbemadetomixingandhandlingprocedures.Inthistest,itisassumedthattheapparentviscosityofaslurryisdirectlyrelatedtotheflowdurationthroughaspeciallyshapedfunnel(theMarshFunnel).Note18212;ThedevelopmentoftheMarshFunneliscreditedtoHallanN.MarshofLosAngeleswhopublishedthedesignanduseofhisfunnelviscometerin1931.Inslurrywallconstructionandotherapplications,theviscosityofaslurrymustbemaintainedatalevelhighenoughtoassistinstabilizingthetrenchwalls.Slurryviscosityisalsodirectlyrelatedtofiltercakepermeability.TheMarshFunnelViscosityhasbeenwidelyusedindrillingsoilandrockforwaterwells,oil,gas,soilstabilization,andtheapplicationofhydraulicbarriers.Inertsuspendedsolidssuchasfinesandsandadditivesaffecttheviscosityofslurries.Thistestmaybeusedtodeterminetherelativeeffectsofthisandothersuchmaterialsontheviscosityofaslurry.Note28212;Thequalityoftheresultproducedbythisstandardisdependentonthecompetenceofthepersonnelperformingit,andthesuitabilityoftheequipmentandfacilitiesused.AgenciesthatmeetthecriteriaofPracticeD3740aregenerallyconsideredcapableofcompetentandobjectivetesting,sampling/inspection/etc.UsersofthisstandardarecautionedthatcompliancewithPracticeD3740doesnotinitselfassurereliableresults.Reliableresultsdependonmanyfactors;PracticeD3740providesameansofevaluatingsomeofthosefactors.1.1Thistestmethodprovidesanindirectmeasurementoftheviscosityofclayslurriesusingafunnel(MarshFunnel)andagraduatedcupofspecificdimensions.Thistestmethodprovidesapracticalindicatoroftheviscosityonaroutinebasis.ThistestmethodhasbeenmodifiedfromtheAPIRecommendedPractice13B-2.1.2TheresultdeterminedusingthemethodisreferredtoastheMarshFunnelViscosity.1.3Thistestcanbeperformedinthelaboratory,orusedinthefieldtoassesstheapparentviscosityofaclayslurryforqualitycontrolpurposes.Themostcommonlyusedslurryisabentoniteclayslurry.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Q13
【国际标准分类号】:17_060;91_100_15
【页数】:3P.;A4
【正文语种】:
【英文标准名称】:Forestrymachinery.Portablechain-sawfronthand-guard.Dimensions.
【原文标准名称】:林业机械.便携式链锯前护手.尺寸
【标准号】:NFU34-115-1994
【标准状态】:作废
【国别】:法国
【发布日期】:1994-08-01
【实施或试行日期】:1994-08-05
【发布单位】:法国标准化协会(FR-AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:Agriculturalmachines;Chainsaws;Dimensions;Forestry;Forestryequipment;Safety;Safetyprovisions;Saws;Woodworkingmachines
【摘要】:
【中国标准分类号】:B91
【国际标准分类号】:65_060_80
【页数】:6P.;A4
【正文语种】:其他