ASTM A239-1995(2009)e1 用普力斯试验法(硫酸铜浸蚀)确定铁或钢制品上镀锌层最薄点的标准实施规程

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【英文标准名称】:StandardPracticeforLocatingtheThinnestSpotinaZinc(Galvanized)CoatingonIronorSteelArticles
【原文标准名称】:用普力斯试验法(硫酸铜浸蚀)确定铁或钢制品上镀锌层最薄点的标准实施规程
【标准号】:ASTMA239-1995(2009)e1
【标准状态】:现行
【国别】:美国
【发布日期】:1995
【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】:A05.07
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:bolts;electroplated;hardware;hotdipped;nuts;screws;thinnestspot;zinccoatingthickness;Castiron(testing);Coppersulfatedip;Forgings(zinc-coated(galvanized));Hot-dip(galvanized)coatings;Ironsheets--zinc-coated(galvanized);Pre
【摘要】:Thispracticeisdesignedtolocatethethinnestportionsofthezinccoatingonnewlycoateditems(seeAppendixX1).Variationsincoatingthicknesscanbeduetotheprocessbywhichthezincisapplied(hotdipped,electroplated,orsprayed)orbythegeometryofthepartthatiscoated.Duringhot-dipgalvanizing,thecoatingthicknessisaffectedbythedrainagepatternofthemoltenzinc,whileduringzincspraying(metallizing),coatingthicknesscanbedependentontheoperator''smanipulationofthespraynozzle.Thegeometryofthepartcanalsoinfluencecoatingthicknessespeciallyduringhot-dipgalvanizing,wherepeaksandvalleysonthepartcancausemoltenzinctobuilduporthinout.Thispracticeisdesignedtoidentifythoseareasofthepartwherethecoatingisthin.1.1Thispracticecoverstheprocedureforlocating,bytheuseofasolutionofcoppersulfate,thethinnestspotinazinccoating(hotdipped,electroplated,orsprayed)onironorsteelarticlesthatarecoatedaftertheshapeisproducedbycasting,drawing,pressing,orotherformingmethods.Examplesare:electricalmetallictubingandrigidconduitpipe,castingsandforgings,andstructuralsteel;onspecialhardware,suchaspoleline,builder''s,andfarmimplementhardware;bolts,nuts,screws,andothermiscellaneousgeneralhardware.1.2Theuseofthispracticewithzinccoatingdepositedthroughdifferentprocesses(suchashotdipped,electroplated,orsprayed)requirescautionininterpretationsincetheendpointmayvaryconsiderablybetweendifferentzinc-coatingsystems.1.3Excludedfromthispracticeissheetsteelfromhot-diporelectrocoatinglinesasthesheetproductsarenormallysubjecttoadditionalformingafterthecoatingprocess.Alsoexcludedfromthispracticeareallzinc-coatedwireandwireproductseithercontinuouslyorbatchcoatedbeforeorafterforming.Warning8212;Pastresearch(datingfromaround1963)hasindicatedthatthispracticecanbeinfluencedbyoperatortechnique.Variationscanbeduetothedifferenceinhandpressureusedtowipethesampleortheinabilityoftheoperatortorecognizetheendpoint.1.4Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:A29
【国际标准分类号】:25_220_40
【页数】:4P.;A4
【正文语种】:英语


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【英文标准名称】:Pressuregauges-Vocabulary
【原文标准名称】:压力计.词汇
【标准号】:BSEN472-1995
【标准状态】:现行
【国别】:英国
【发布日期】:1995-09-15
【实施或试行日期】:1995-09-15
【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】:测量仪器;量规;压力计;压力测量(流体);定义;词汇
【英文主题词】:Characteristics;Components;Definition;Definitions;Indexofheadings;Measuringinstruments;Meters;Pressuregauges;Pressuremeasurement(fluids);Terminology;Vocabulary
【摘要】:ThisEuropeanStandarddefinesthefundamentalandgeneraltermstobeusedforpressuregauges.
【中国标准分类号】:N11
【国际标准分类号】:01_040_17;17_100
【页数】:12P;A4
【正文语种】:英语


【英文标准名称】:Ductileironpipes,fittings,accessoriesandtheirjointsforwaterpipelines.Requirementsandtestmethods
【原文标准名称】:水管道用球墨铸铁管、配件、附件及其连接件.要求和试验方法
【标准号】:BSEN545-2006
【标准状态】:作废
【国别】:英国
【发布日期】:2006-12-29
【实施或试行日期】:2006-12-29
【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】:附件;铸铁管;铸铁;铸铁管道;覆层;定义;尺寸;配件;功能效率;功能可靠性;功能;作标记;机械性能;管道配件;管道;管;管道工程系统;质量保证;规范(验收);球墨铸铁;表(数据);试验;水管道;水常规
【英文主题词】:Accessories;Castironpipes;Cast-iron;Cast-ironpipe;Cast-ironpipelines;Coatings;Definitions;Dimensionaltolerances;Dimensions;Fittings;Functionalefficiency;Functionalreliability;Functions;Marking;Mechanicalproperties;Mechanicalpropertiesofmaterials;Performance;Performancetesting;Pipecouplings;Pipefittings;Pipelines;Pipes;Pipeworksystems;Qualityassurance;Specification(approval);Spheroidal-graphitecast-iron;Tables(data);Testing;Water;Waterpipelines;Waterpractice
【摘要】:ThisEuropeanStandardspecifiestherequirementsandassociatedtestmethodsapplicabletoductileironpipes,fittings,accessoriesandtheirjointsfortheconstructionofpipelines:?toconveywater(e.g.potablewater);?withorwithoutpressure;?tobeinstalledbeloworaboveground.Thisstandardisapplicabletopipes,fittingsandaccessorieswhichare:?manufacturedwithsocketed,flangedorspigotends;?normallydeliveredexternallyandinternallycoated;?suitableforfluidtemperaturesbetween0°Cand50°C,excludingfrost.Thisstandardcoverspipes,fittingsandaccessoriescastbyanytypeoffoundryprocessormanufacturedbyfabricationofcastcomponents,aswellascorrespondingjoints,inasizerangeextendingfromDN40toDN2000,inclusive.Thisstandardspecifiesrequirementsformaterials,dimensionsandtolerances,mechanicalpropertiesandstandardcoatingsofductileironpipesandfittings.Italsogivesperformancerequirementsforallcomponentsincludingjoints.Jointdesignandgasketshapesareoutsidethescopeofthisstandard.NOTEInthisstandard,allpressuresarerelativepressures,expressedinbars(100kPa=1bar).
【中国标准分类号】:H48;J15
【国际标准分类号】:23_040_10;23_040_40
【页数】:90P.;A4
【正文语种】:英语