ASTM B 415-1992 冷拉制包铝钢丝
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来源:标准资料网
【英文标准名称】:Hard-DrawnAluminum-CladSteelWire
【原文标准名称】:冷拉制包铝钢丝
【标准号】:ASTMB415-1992
【标准状态】:作废
【国别】:美国
【发布日期】:1992
【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】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:有色金属;铝;导电体;钢;金属线;电气工程;电气元件
【英文主题词】:steels;electricalcomponents;aluminium;electricalengineering;non-ferrousmetals;electricconductors;wires
【摘要】:
【中国标准分类号】:H49
【国际标准分类号】:77_120_10;77_140_70
【页数】:4P;A4
【正文语种】:英语
【英文标准名称】:StandardGuideforMeasuringtheSaturatedHydraulicConductivityofPaperIndustrySludges
【原文标准名称】:测量造纸工业泥浆饱和液压传导性的标准指南
【标准号】:ASTMD7243-2006a
【标准状态】:现行
【国别】:
【发布日期】:2006
【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】:(Guide)
【标准水平】:()
【中文主题词】:电导性;液压的;工业;测量;造纸工业;污泥
【英文主题词】:cap;coefficientofpermeability;cover;fiberclay;hydraulicbarriers;hydraulicconductivity;landfill;paperclay;papersludge;papermillsludge;permeability;permeameter
【摘要】:ThisguideisintendedtosupplementthemethodsandproceduresdescribedinTestMethodsD5084.Whenfollowingtherecommendationsinthisguidetotestpapersludges,allassumptionsandlimitationsdescribedinTestMethodsD5084apply.Thisguideonlyappliestohydraulicconductivitytestsonpaperindustrysludgeswhereone-dimensionallaminarflowofwaterisimposedusingaflexible-wallpermeameter.Thehydraulicconductivityofsludges,andotherporousmaterials,generallydecreasesasthedegreeofwatersaturationdecreases.Thisguideappliesonlytowater-saturatedsludgecontainingnegligibleamountsofgas.Thisguideappliesonlytopermeationofpaperindustrysludgeswithwater.InformationontestingporousmaterialswithliquidsotherthanwatercanbefoundinTestMethodD7100.ThehydraulicconductivityofpapersludgemeasuredinthelaboratoryfollowingTestMethodsD5084andtherecommendationsinthisguidemayormaynotbecomparabletothehydraulicconductivityofin-placesludge.Theissuehasnotbeenfullyinvestigated.Therefore,theresultsshouldbeappliedtofieldsituationswithcautionandbyqualifiedpersonnel.Note18212;Thequalityoftheresultproducedwhenusingtherecommendationsinthisguidedependsonthecompetenceofthepersonnelperformingthetestingandthesuitabilityoftheequipmentandfacilitiesthatareemployed.AgenciesthatmeetthecriteriaofPracticeD3740aregenerallyconsideredcapableofcompetentandobjectivetesting,sampling,inspection,etc.UsersofthisguidearecautionedthatcompliancewithPracticeD3740doesnotinitselfensurereliableresults.Reliableresultsdependonmanyfactors;PracticeD3740providesameansofevaluatingsomeofthosefactors.1.1Paperindustrysludgesareindustrialby-productsderivedfromwastewatertreatmentoperationsatplantsassociatedwiththemanufacturingofpaper.Thesesludgestypicallyconsistofclayandorganicmatter.Theymayalsocontainlowlevelsofinorganicandorganiccontaminantsandcanberichinmicrobes.Traditionally,paperindustrysludgeshavebeendisposedinmunicipalsolidwastelandfillsorsolidwastemonofills.However,intheinterestofsustainability,applicationsarebeingdevelopedwheresludgescanbeusedbeneficially.Oneapplicationisusingsludgetoconstructhydraulicbarriers(forexample,foruseinalandfillcap).Suchapplicationsgenerallyrequirethatthehydraulicconductivityofthesludgebemeasured.1.2Compactedpaperindustrysludgesgenerallybehavelikesoilsandareamenabletogeotechnicaltestingmethods.However,severaloftheirattributesrequirespecialattentionduringtesting.Compactedindustrysludgesgenerallyarehighlycompressibleduetotheirorganiccomponent.Thus,theirhydraulicconductivitycanbemoresensitivetotheeffectivestressandhydraulicgradientappliedduringtestingthanmostsoils.Themicrobesinpapersludgecanalsoproducegasduringtesting,confoundingtestingmethods.1.3ThisguideisintendedtosupplementASTMD5084,TestMethodsforMeasurementofHydraulicConductivityofSaturatedPorousMaterialsUsingaFlexibleWallPermeameter.ThepurposeoftheguideistoprovideadditionalguidanceonissuesrelevanttotestingsludgesusingTestMethodsD5084.TheguideappliestospecimenscompactedinthelaboratoryusingproceduressuchasthosedescribedinTestMethodsD698andD1557orundisturbedspecimenscollectedfromthefieldusingproceduressuchasPracticeD1587orPracticeD7015.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcern......
【中国标准分类号】:Y91
【国际标准分类号】:13_030_20
【页数】:5P.;A4
【正文语种】:
