BS 5551 Pt.4 Sec.4.4 SubSec.4.4.1-1993 肥料.第4部分:化学分析.第4节:水含量测定.第2小节:在减压下用烘干重量法
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【英文标准名称】:Fertilizers.Chemicalanalysis.Determinationofwater.Gravimetricmethodbydryingunderreducedpressure
【原文标准名称】:肥料.第4部分:化学分析.第4节:水含量测定.第2小节:在减压下用烘干重量法
【标准号】:BS5551Pt.4Sec.4.4SubSec.4.4.1-1993
【标准状态】:作废
【国别】:英国
【发布日期】:1993-01-15
【实施或试行日期】:
【发布单位】:英国标准学会(BSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:低压试验;农用化学制品;干重测定;试验条件;潮气测量;再现性;试样制备;化学分析和试验;重量分析;肥料;水含量的测定
【英文主题词】:
【摘要】:
【中国标准分类号】:B11
【国际标准分类号】:65_080
【页数】:6P;A4
【正文语种】:英语
【英文标准名称】:StandardPracticeforMeasurementofThicknessofAppliedCoatingPowderstoPredictCuredThickness
【原文标准名称】:测量实用涂层粉末预固化厚度的标准实施规程
【标准号】:ASTMD7378-2007
【标准状态】:现行
【国别】:
【发布日期】:2007
【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】:D01.51
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:角度测量;涂层;尺寸计量;线性测量;测量;计量学;粉末;表面特性;厚度
【英文主题词】:coatingpowder;coatingthickness;filmthickness;powdercoating;powderthickness;thicknessprediction;ultrasonic
【摘要】:Manyphysicalandappearancepropertiesofthefinishedcoatingareaffectedbythefilmthickness.Filmthicknesscanaffectthecolor,gloss,surfaceprofile,adhesion,flexibility,impactresistanceandhardnessofthecoating.Thefitofpiecesassembledaftercoatingcanbeaffectedwhenfilmthicknessisnotwithintolerance.Thereforecoatingsmustbeappliedwithincertainminimumandmaximumfilmthicknessspecificationstooptimizetheirintendeduse.Allproceduresinvolvetakingmeasurementsofappliedcoatingpowdersinthepre-cured,pre-gelledstatetohelpinsurecorrectcuredfilmthickness.Thisenablestheapplicationsystemtobesetupandfine-tunedpriortothecuringprocess.Inturn,thiswillreducetheamountofscrapandover-spray.Accuratepredictionshelpavoidstrippingandre-coatingwhichcancauseproblemswithadhesionandcoatingintegrity.Measurementsofcuredpowdercoatingthicknesscanbemadeusingdifferentmethodsdependinguponthesubstrate.Non-destructivemeasurementsovermetalsubstratescanbemadewithmagneticandeddycurrentcoatingthicknessgages(seePracticeD7091).Non-destructivemeasurementsovernon-metalsubstratescanbemadewithultrasoniccoatingthicknessgages(seeTestMethodD6132).Destructivemeasurementsoverrigidsubstratescanbemadewithcross-sectioninginstruments(seeTestMethodD4138).1.1Thispracticedescribesthethicknessmeasurementofdrycoatingpowdersappliedtoavarietyofsubstrates.Useofsomeoftheseproceduresmayrequirerepairofthecoatingpowder.Thispracticeisintendedtosupplementthemanufacturersinstructionsfortheoperationofthegagesandisnotintendedtoreplacethem.Itincludesdefinitionsofkeyterms,referencedocuments,thesignificanceanduseofthepractice,andtheadvantagesandlimitationsoftheinstruments.1.2Threeproceduresareprovidedformeasuringdrycoatingpowderthickness:1.2.1ProcedureA-Usingrigidmetalnotched(comb)gages.1.2.2ProcedureB-Usingmagneticoreddycurrentcoatingthicknessgages.1.2.3ProcedureC-Usingnon-contactultrasonicpowderthicknessinstruments.1.3Coatingpowdersgenerallydiminishinthicknessduringthecuringprocess.Theseproceduresthereforerequireareductionfactorbeestablishedtopredictcuredfilmthicknessofpowdercoatings.1.4ProcedureAandProcedureBmeasurethethickness(heightordepth)oftheappliedcoatingpowdersinthepre-cured,pre-gelledstate.Bycomparingresultstothemeasuredcuredpowderthicknessinthesamelocation,areductionfactorcanbedeterminedandappliedtofuturethicknessmeasurementsofthesamecoatingpowder.1.5ProcedureCresultsinapredictedthicknessvaluebasedonacalibrationfortypicalcoatingpowders.Ifthepowderinquestionisnottypicalthenacalibrationadjustmentcanbemadetoaligngagereadingswiththeactualcuredvaluesasdeterminedbyothermeasurementmethods.1.6ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:A29
【国际标准分类号】:17_040_20
【页数】:5P.;A4
【正文语种】:
【英文标准名称】:Gascylinders-SpecificationsandtestingofLPGcylindervalves-Manuallyoperated(ISO15995:2006);GermanversionENISO15995:2010
【原文标准名称】:气瓶.液化石油气气瓶阀的试验和规范.手动操作(ISO15995-2006).德文版本ENISO15995-2010
【标准号】:DINENISO15995-2010
【标准状态】:现行
【国别】:德国
【发布日期】:2010-11
【实施或试行日期】:
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:压缩气体;定义;设计;设计认证;耐久试验;耐用试验;检验(质量保证);气瓶阀;储气瓶;气阀;气体;手动的;漏泄试验;手控;作标记;生产;合格试验;规范;规范(验收);测试;测试条件;密封性;钢气瓶阀;阀门
【英文主题词】:Compressedgases;Definitions;Design;Designcertifications;Endurancetesting;Endurancetests;Examination(qualityassurance);Gascylindervalves;Gascylinders;Gasvalves;Gases;Handoperated;Leaktests;Manualoperation;Marking;Production;Qualificationtests;Specification;Specification(approval);Testing;Testingconditions;Tightness;Valveforsteelcylinders;Valves
【摘要】:
【中国标准分类号】:J74
【国际标准分类号】:23_060_20
【页数】:30P;A4
【正文语种】:英语
