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DIN 50938-1987 钢铁材料工件的发兰处理.工艺原理.检验方法

作者:标准资料网 时间:2024-05-21 17:01:14  浏览:9784   来源:标准资料网
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【英文标准名称】:Alkalineblackeningtreatmentofferrouscomponents;principlesandmethodsoftest
【原文标准名称】:钢铁材料工件的发兰处理.工艺原理.检验方法
【标准号】:DIN50938-1987
【标准状态】:作废
【国别】:德国
【发布日期】:1987-11
【实施或试行日期】:
【发布单位】:德国标准化学会(DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:定义;材料;试验;发黑处理;铁;氧化物;覆层工艺;防腐蚀;防护覆层;覆层;加工工艺;黑色金属
【英文主题词】:testing;protectivecoatings;iron;blackfinishing;coatingprocesses;oxides;productionprocesses;ferrousmetals;coatings;corrosionprotection;materials;definitions
【摘要】:
【中国标准分类号】:A29
【国际标准分类号】:6000;3320
【页数】:3P;A4
【正文语种】:德语


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【英文标准名称】:StandardPracticeforDesignofHigh-DensityPolyethylene(HDPE)ManholesforSubsurfaceApplications
【原文标准名称】:地下高密度聚乙烯人孔设计的标准实施规程
【标准号】:ASTMF1759-1997(2010)
【标准状态】:现行
【国别】:美国
【发布日期】:1997
【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】:F17.26
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:downdrag;earthloads;manholes;PEpipe;polyethylene;profilepipe;Design--pipingsystems;HDPE(high-densitypolyethylene);Manholematerials/applications;Plasticpipe/tubing/fittings
【摘要】:Uses8212;Therequirementsofthispracticeareintendedtoprovidemanholessuitableforinstallationinpipelineorconduittrenches,landfillperimeters,andlandfillswithlimitedsettlementcharacteristics.Directinstallationinsanitarylandfillsorotherfillssubjecttolarge(inexcessof10%)soilsettlementsmayrequirespecialdesignsoutsidethescopeofthispractice.Manholesareassumedtobesubjecttogravityflowonly.DesignAssumption8212;ThedesignmethodologyinthispracticeappliesonlytomanholesthatareinstalledinbackfillconsistingofClassI,ClassII,orClassIIImaterialasdefinedinPracticeD2321,whichhasbeencompactedtoaminimumof90%standardproctordensity.Thedesignsarebasedonthebackfillextendingatleast3.5ft(1m)fromtheperimeterofthemanholeforthefullheightofthemanholeandextendinglaterallytoundisturbedinsitusoil.Manholesareassumedplacedonastablebaseconsistingofatleast12in.(30.5cm)ofClassImaterialcompactedtoatleast95%standardproctordensityoraconcreteslab.Thefoundationsoilsunderthebasemustprovideadequatebearingstrengthtocarrydowndragloads.Manholesinstalledinsanitarylandfillsorotherfillsexperiencinglargesettlementsmayrequirespecialdesignsbeyondthescopeofthispractice.ThedesignershouldevaluateeachspecificsitetodeterminethesuitabilityforuseofHDPEmanholesandthedesignershouldprepareawrittenspecificationforinstallation,whichisbeyondthescopeofthispractice.1.1Thispracticecoversgeneralandbasicproceduresrelatedtothedesignofmanholesandcomponentsmanufacturedfromhigh-densitypolyethylene(HDPE)foruseinsubsurfaceapplicationsandappliestopersonnelaccessstructures.Thepracticecoversthematerial,thestructuraldesignrequirementsofthemanholebarrel(alsocalledverticalriserorshaft),floor(bottom),andtop,andjointsbetweenshaftsections.1.2ThispracticeofferstheminimumrequirementsfortheproperdesignofanHDPEmanhole.Duetothevariabilityinmanholeheight,diameter,andthesoil,eachmanholemustbedesignedanddetailedindividually.Whenproperlyusedandimplemented,thispracticecanhelpensureasafeandreliablestructurefortheindustry.1.3Disclaimer8212;Thereaderiscautionedthatindependentprofessionaljudgmentmustbeexercisedwhendataorrecommendationssetforthinthispracticeareapplied.ThepublicationofthematerialcontainedhereinisnotintendedasarepresentationorwarrantyonthepartofASTMthatthisinformationissuitableforgeneralorparticularuse,orfreedomfrominfringementofanypatentorpatents.Anyonemakinguseofthisinformationassumesallliabilityarisingfromsuchuse.Thedesignofstructuresiswithinthescopeofexpertiseofalicensedarchitect,structuralengineer,orotherlicensedprofessionalfortheapplicationofprinciplestoaparticularstructure.1.4Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.TheSIunitsgiveninparenthesesareprovidedforinformationonly.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:P04
【国际标准分类号】:83_080_20
【页数】:12P.;A4
【正文语种】:英语


【英文标准名称】:Gypsumplasterboardproductsfromreprocessing-Definitions,requirementsandtestmethods
【原文标准名称】:再加工生成的石膏板产品.定义、要求和试验方法
【标准号】:BSEN14190-2005
【标准状态】:现行
【国别】:英国
【发布日期】:2005-07-01
【实施或试行日期】:2005-07-01
【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】:定义;试验;合格试验;特性;施工材料;稳定性;深加工;合格;板材;墙板;抗弯强度;建筑;材料强度;火焰表面传播;规范(验收);绝缘材料;灰泥板;CE标记;剪切强度;顶棚衬垫
【英文主题词】:Bendingstrength;Boards;CEmarking;Ceilinglinings;Conformity;Conformitytesting;Construction;Constructionmaterials;Definition;Definitions;Furtherprocessing;Insulatingmaterials;Lathworkboards;Marking;Plastercardboards;Plasterboard;Properties;Shearstrength;Specification(approval);Stability;Strengthofmaterials;Surfacespreadofflame;Testing;Wallboard
【摘要】:ThisEuropeanStandardspecifiesthecharacteristicsandperformanceofproductswhichhavebeenproducedfromgypsumplasterboardsmanufacturedaccordingtoEN520byreprocessing.Reprocessingmayincludecutting,perforating,edgeprofiling,decoratingandlaminatingmembranesofothermaterialsforfunctionalordecorativepurposes,attachingfixingsincludingsupportse.g.forpartitions.AfullerlistofreprocessingoperationsisgiveninAnnexB.Gypsumplasterboardssubjecttoreprocessingoperationsmaybesuitableforextendedapplicationssuchassuspendedceilingsprovidingsoundabsorption,flooring,selfdecorativefinishes,lowemissivitycharacteristics,moisturevapourcontrolandX-rayprotection.Theproductsareintendedforuseinwall,ceilingandfloorapplications,wheretheymaybefixeddirecttothebackground,ortheyareusedinsystemsassembledinconjunctionwiththestructuretoformseparateorsuspendedlinings.Theproductsofferawiderangeofaestheticsolutionsofmodularornon-modulardesign.Thisstandardcoversthefollowingproductperformancecharacteristics:reactiontofire,watervapourpermeability,stabilityincaseofceilingelements,flexuralstrength(breakingload),impactresistance,thermalresistance.Thefollowingperformancecharacteristicsarelinkedtosystemsassembledwithproductsfromreprocessing:shearstrength,directairbornesoundinsulationandacousticabsorptiontobemeasuredaccordingtothecorrespondingEuropeantestmethods.Ifrequired,testsshouldbedoneonassembledsystemssimulatingtheenduseconditions.ThisEuropeanstandardalsocoversadditionaltechnicalcharacteristicsthatareofimportancefortheuseandacceptanceoftheproductbytheconstructionindustryandthereferencetestsforthesecharacteristics.Itprovidesfortheevaluationofconformityoftheproducttothisstandard.Thisstandarddoesnotcovergypsumplasterboardthermal/acousticinsulationcompositepanelsandprefabricatedgypsumwallboardpanelsaccordingtoprEN13950andprEN13915,respectively.
【中国标准分类号】:Q62
【国际标准分类号】:01_040_91;91_100_10
【页数】:32P.;A4
【正文语种】:英语



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