JIS H2107-1999 锌锭
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来源:标准资料网
【英文标准名称】:Zincingots
【原文标准名称】:锌锭
【标准号】:JISH2107-1999
【标准状态】:现行
【国别】:日本
【发布日期】:1999-03-20
【实施或试行日期】:
【发布单位】:日本工业标准调查会(JP-JISC)
【起草单位】:TechnicalCommitteeonNon-FerrousMetals
【标准类型】:()
【标准水平】:()
【中文主题词】:铸锭;锌;铸件
【英文主题词】:ingots;castings
【摘要】:この規格は,亜鉛地金(以下,地金という。)について規定する。
【中国标准分类号】:H62
【国际标准分类号】:77_120_60
【页数】:6P;A4
【正文语种】:日语
【英文标准名称】:StandardPracticeforTestingWaterResistanceofCoatingsin100%RelativeHumidity
【原文标准名称】:在100%相对湿度条件下测定涂层耐水性能的标准实施规程
【标准号】:ASTMD2247-2011
【标准状态】:现行
【国别】:
【发布日期】:2011
【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】:D01.27
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:粘附;起泡;湿度;水阻力;锈蚀
【英文主题词】:adhesion;blistering;humidity;resistance-water;rust
【摘要】:Watercancausethedegradationofcoatings,soknowledgeofhowacoatingresistswaterishelpfulforassessinghowitwillperforminactualservice.Failureintestsat100%relativehumiditymaybecausedbyanumberoffactorsincludingadeficiencyinthecoatingitself,contaminationofthesubstrate,orinadequatesurfacepreparation.Thispracticeisthereforeusefulforevaluatingcoatingsaloneorcompletecoatingsystems.Testsat100%relativehumidityareusedforspecificationacceptance,qualitycontrol,andresearchanddevelopmentforcoatingsandsubstratetreatments.Sometestsareusedforapassorfaildeterminationatanarbitrarytime.Acoatingsystemisconsideredtopassifthereisnoevidenceofwater-relatedfailureafteraperiodoftime.Othertestsareusedtomonitordegreeoffailureasafunctionofexposuretime.Arbitrarypass/faillevelsandthetestdurationsrequiredaretypicallysetinothermaterialspecifictestmethods.Usersofthispracticealonemayusetheknownperformanceofthecontrolstosettestendpoints.Anotheroptionistocontinuethetestuntilallspecimenshavefailed,andusethetimetoreachfailureasawaytodifferentiateperformance.Resultsobtainedfromtheuseof100%humiditytestsinaccordancewiththispracticeshouldnotberepresentedasbeingequivalenttoaperiodofexposuretowaterinthenaturalenvironment,untilthedegreeofquantitativecorrelationhasbeenestablishedforthecoatingorcoatingsystem.Thetestchambercanbeasmalllaboratorycabinetoraroomlargeenoughtoholdanautomobileoratruck.Someautomobilemanufacturerstestcompletedvehiclesinroomsmaintainedat100%relativehumidity.Corrosiontestscanbeconducted,asthecondensatedrippingoffthetestarticlesinnotrecirculated.1.1Thispracticecoversthebasicprinciplesandoperatingproceduresfortestingwaterresistanceofcoatingsbyexposingcoatedspecimensinanatmospheremaintainedat100%relativehumiditysothatcondensationformsonthetestspecimens.1.2Thispracticeusesthetechniqueofcreatingaslighttemperaturedifferentialwithintheexposureareatoformcondensationonthecoatedspecimens.Asthewarmersaturatedairpassesthecoolerspecimens,waterisdepositedontothespecimensintheformofcondensation.1.3Thispracticeplacestheentirespecimenintheexposureareaallowingcondensationtoformonallsurfaces.Thismakesthispracticesuitableforflatpanelsaswellaslargeor3Dobjects.Thispracticediffersfromothermethodswherecondensationisonlyformedonthefrontcoatingsurface,butthebacksurfaceisoutsidetheexposurearea.Othertestsmayalsodepositwaterdropletsonthesurfacebutwherethesourceisnotfromcondensation.Note18212;AlternativepracticesfortestingthewaterresistanceofcoatingsincludePracticesD870,D1735,andD4585.1.4Thispracticeislimitedtothemethodsofobtaining,measuring,andcontrollingtheconditionsandproceduresoftestsconductedin100%relativehumidity.Itdoesnotspecifyspecimenpreparation,orevaluationofresults.1.5ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.6Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriate......
【中国标准分类号】:
【国际标准分类号】:87_040
【页数】:7P.;A4
【正文语种】:
【英文标准名称】:Surfacesforsportsareas-Determinationofspecularreflectance
【原文标准名称】:运动场表面.镜面反射系数的测定
【标准号】:BSEN13745-2004
【标准状态】:现行
【国别】:英国
【发布日期】:2004-02-26
【实施或试行日期】:2004-02-26
【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】:测定;反射;运动场;反射的;体育馆;镜面反射;运动设施;反射性材料;反射比因数;地板覆盖物;特性;铺地织物;表面;塑料;建筑;反射率;地面;试验;楼板;体育活动用地板
【英文主题词】:
【摘要】:ThisEuropeanStandardspecifiesamethodforthedeterminationofthespecularreflectanceofcertainsurfacesforindoorsportsareas.
【中国标准分类号】:Y55
【国际标准分类号】:59_080_60;97_150;97_220_10
【页数】:10P;A4
【正文语种】:英语
