ASTM D4214-1998 外用漆膜粉化程度评价的试验方法
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【英文标准名称】:StandardTestMethodsforEvaluatingtheDegreeofChalkingofExteriorPaintFilms
【原文标准名称】:外用漆膜粉化程度评价的试验方法
【标准号】:ASTMD4214-1998
【标准状态】:作废
【国别】:
【发布日期】:1998
【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】:D01.25
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:涂漆;试验;评定;涂料;覆层;外平整性
【英文主题词】:chalking;evalation;exteriorpaintfilms;NumberCode87.040(Paintsandvarnishes)
【摘要】:1.1Thesetestmethodscovertheevaluationofthedegreeofchalkingonwhiteorlightlytintedexteriorpaintfilms.Itdescribestheproceduresrecommendedfortransferringthechalktoafabricorfingertip,whichisthencomparedtophotographicr
【中国标准分类号】:G50
【国际标准分类号】:87_040
【页数】:4P.;A4
【正文语种】:
【英文标准名称】:StandardTestMethodforDeterminationofIn-SituStressinRockUsingHydraulicFracturingMethod
【原文标准名称】:使用水压断裂法测定现场岩石应力的标准试验方法
【标准号】:ASTMD4645-2008
【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】:D18.12
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:drillholes;fluidpressure;hydraulicfracturing;insitustress;Breakdownpressure;Caverndesign;Fieldtesting--rock;Fracturetesting--rock;Hydraulicproperties;Hydrofracturedrock;In-situsoil/rocktesting/analysis;Minifracturing;Permeability-
【摘要】:Limitations:Thedepthofmeasurementislimitedonlybythelengthofthetesthole.Presently,theresultsofthehydraulicfracturingmethodcanbeinterpretedintermsofin-situstressesonlyiftheboreholesareapproximatelyparalleltooneofthethreeprincipalin-situstresses.Unlessevidencetothecontraryexists,verticalboreholesareassumedtobeparalleltooneofthein-situprincipalstresses.Whentheprincipalstressparalleltotheboreholeaxisisnottheleastprincipalstress,onlythetwootherprincipalstressescanbedetermineddirectlyfromthetest.Iftheminimumstressactsalongtheboreholeaxis,fracturesbothparallelandperpendiculartotheaxisoftheboreholearesometimesinducedbythetest,allowingforthedeterminationofallthreeprincipalstresses.Intheunlikelyeventthattheinducedfracturechangesorientationawayfromtheborehole,itstraceontheboreholewallcannotbeusedinstressdeterminations.Assumptions:Therocktestedisassumedtobelinearlyelastic,homogeneous,andisotropic.Anyexcessivedeparturefromtheseassumptionscouldaffecttheresults.Verticalboreholesareassumedtobesubstantiallyparalleltooneofthein-situprincipalstresses,sinceithasbeenestablishedfrommanygeologicalobservationsandstressmeasurementsbyothermethodsthatinmostcasesoneoftheprincipalstressesisverticaltosubvertical.Hydraulicfracturingdeterminationofin-situstressescanbecomplicatedbyrockmatrixporosity,naturallyoccurringfractures,thepresenceofnearbyundergroundopenings,andlocalvariationsinthestressfield.Note28212;Thequalityoftheresultproducedbythisstandardisdependentonthecompetenceofthepersonnelperformingit,andthesuitabilityoftheequipmentandfacilitiesused.AgenciesthatmeetthecriteriaofPracticeD3740aregenerallyconsideredcapableofcompetentandobjectivetesting/sampling/inspection,etc.UsersofthisstandardarecautionedthatcompliancewithPracticeD3740doesnotinitselfassurereliableresults.Reliableresultsdependonmanyfactors;PracticeD3740providesameansofevaluatingsomeofthosefactors.1.1Thistestmethodcoversthedeterminationofthein-situstateofstressinrockbyhydraulicfracturing.Note18212;Hydraulicfracturingforstressdeterminationisalsoreferredtoashydrofracturing,andsometimesasminifracing.Hydraulicfracturingandhydrofracturingmayalsorefertofracturingoftherockbyfluidpressureforthepurposeofalteringrockproperties,suchaspermeabilityandporosity.1.2Hydraulicfracturingisthewidelyacceptedfieldmethodavailableforinsitustressmeasurementsatdepthsgreaterthan50m.Itcanbeusedindrillholesofanydiameter.1.3Hydraulicfracturingcanalsobeusedinshortholesforwhichotherstressmeasuringmethods,suchasovercoring,arealsoavailable.Theadvantageofhydraulicfracturingisthatityieldsstressesaveragedoverafewsquaremetres(thesizeoftheinducedhydraulicfracture)ratherthanovergrainsizeareas,asinthecaseofovercoringtechniques.1.4AllobservedandcalculatedvaluesshallconformtotheguidelinesforsignificantdigitsandroundingestablishedinPracticeD6026.1.4.1Themethodusedtospecifiyhowdataarecollected,calculated,orrecordedinthisstandardisnotdirectlyrelatedtotheaccuracytowhichthedatacanbeappliedindesignorotheruses,orboth.Howoneappliestheresultsobtainedu......
【中国标准分类号】:P13
【国际标准分类号】:
【页数】:7P.;A4
【正文语种】:英语
【英文标准名称】:Continuouslyhot-dipcoatedandelectrolyticallycoatedstripandsheetofmultiphasesteelsforcoldforming-Technicaldeliveryconditions.
【原文标准名称】:冷成型用多相钢连续热浸涂覆和电解涂覆的带材和薄板材.交货技术条件
【标准号】:NFA36-235-2007
【标准状态】:作废
【国别】:法国
【发布日期】:2007-08-01
【实施或试行日期】:2007-08-05
【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】:合金;化学成分;涂覆工艺;涂层;冷加工;防腐蚀;定义;名称与符号;尺寸;电解的;扁平轧材;形状公差;热浸镀锌;铁;极限偏差;材料;机械性能;金属涂层;金属;镍;半成品;薄板材;薄钢板;规范(验收);带钢;钢;带材;测试;公差(测量);锌
【英文主题词】:Alloys;Chemicalcomposition;Coatingprocesses;Coatings;Cold-working;Corrosionprotection;Definitions;Designations;Dimensions;Electrolytic;Flatrolledproducts;Formtolerances;Hot-dipgalvanizing;Iron;Limitdeviations;Materials;Mechanicalproperties;Metalcoatings;Metals;Nickel;Semi-finishedproducts;Sheetmaterials;Sheetsteels;Specification(approval);Steelstrips;Steels;Strips;Testing;Tolerances(measurement);Zinc
【摘要】:
【中国标准分类号】:H46
【国际标准分类号】:77_140_50
【页数】:27P;A4
【正文语种】:其他
