ASTM D2247-2002 涂层在100%相对湿度下耐水性的试验的标准操作规程
作者:标准资料网 时间:2024-04-29 17:04:05 浏览:8558
来源:标准资料网
【英文标准名称】:StandardPracticeforTestingWaterResistanceofCoatingsin100%RelativeHumidity
【原文标准名称】:涂层在100%相对湿度下耐水性的试验的标准操作规程
【标准号】:ASTMD2247-2002
【标准状态】:现行
【国别】:
【发布日期】:2002
【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】:试验;覆层
【英文主题词】:adhesion;listering;humidty;resistance-water;rust
【摘要】:Watercancausethedegradationofcoatings,soknowledgeofhowacoatingresistswaterishelpfulinpredictingitsservicelife.Failureintestsat100%relativehumiditymaybecausedbyanumberoffactorsincludingadeficiencyin
【中国标准分类号】:A29
【国际标准分类号】:87_040
【页数】:5P.;A4
【正文语种】:
【英文标准名称】:Electroacoustics;specificationsforpersonalsoundexposuremeters
【原文标准名称】:电声学个人声暴露计规范
【标准号】:IEC61252-1993
【标准状态】:现行
【国别】:国际
【发布日期】:1993-06
【实施或试行日期】:
【发布单位】:国际电工委员会(IX-IEC)
【起草单位】:IEC/TC29
【标准类型】:()
【标准水平】:()
【中文主题词】:电气工程;指示仪;个人测声表;声曝率;电声学;声学测量;特性;作标记;规范(验收);测量;电气设备;定义;声级表;声学;曝光计;动态系统性能
【英文主题词】:Acousticmeasurement;Acoustics;Definitions;Dynamicsystemsbehaviour;Electricalappliances;Electricalengineering;Electroacoustics;Exposuremeter;Indicationinstrument;Marking;Measurement;Personalsoundexposuremeters;Properties;Soundexposure;Soundmeters;Specification(approval);Workingplaces
【摘要】:AppliestoinstrumentsformeasurementofA-frequency-weightedsoundexposureresultingfromsteady,intermittent,fluctuating,irregular,orimpulsivesounds.Specifiesacousticalandelectricalperformancerequirementsformetersofoneaccuracygrade
【中国标准分类号】:N46
【国际标准分类号】:17_140_50
【页数】:45P.;A4
【正文语种】:英语
【英文标准名称】:StandardTestMethodforCharacteristicGroupsinRubberExtenderandProcessingOilsandOtherPetroleum-DerivedOilsbytheClay-GelAbsorptionChromatographicMethod
【原文标准名称】:粘土凝胶吸附色谱法测定橡胶填充剂和加工油及其他石油衍生油的特性组的标准试验方法
【标准号】:ASTMD2007-2003
【标准状态】:现行
【国别】:
【发布日期】:2003
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:D02.04.0C
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:试验;绝缘液体;色谱法;合成橡胶;电气工程;石油产品;电绝缘;橡胶;特性;润滑剂;炭黑;额定值;天然橡胶;吸收;填充剂
【英文主题词】:clay-gelabsorption;elutionchromatography;hydrocarbontype;liquidchromatography;petroleumderivedoils;rubberextenderoils;rubberprocessingoils;
【摘要】:Thecompositionoftheoilincludedinrubbercompoundshasalargeeffectonthecharacteristicsandusesofthecompounds.Thedeterminationofthesaturates,aromatics,andpolarcompoundsisakeyanalysisofthiscomposition.Thedeterminationofthesaturates,aromatics,andpolarcompoundsandfurtheranalysisofthefractionsproducedisoftenusedasaresearchmethodtoaidunderstandingofoileffectsinrubberandotheruses.1.1Thistestmethodcoversaprocedureforclassifyingoilsamplesofinitialboilingpointofatleast260176;C(500176;F)intothehydrocarbontypesofpolarcompounds,aromaticsandsaturates,andrecoveryofrepresentativefractionsofthesetypes.Thisclassificationisusedforspecificationpurposesinrubberextenderandprocessingoils.Note18212;SeeTestMethodD2226.1.2Thistestmethodisnotdirectlyapplicabletooilsofgreaterthan0.1mass%pentaneinsolubles.Suchoilscanbeanalyzedafterremovalofthesematerials,butprecisionisdegraded(seeAppendixX1).1.3ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Specificwarningstatementsaregivenin6.1,Section7,A1.4.1,andA1.5.5.
【中国标准分类号】:G34
【国际标准分类号】:83_040_20
【页数】:8P.;A4
【正文语种】:
