ASTM B 852-2000 薄钢板连续热浸镀锌用锌合金(CGG)的标准规范
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来源:标准资料网
【英文标准名称】:StandardSpecificationforZincAlloys(CGG)forContinuousHot-DipGalvanizingofSheetSteel
【原文标准名称】:薄钢板连续热浸镀锌用锌合金(CGG)的标准规范
【标准号】:ASTMB852-2000
【标准状态】:作废
【国别】:美国
【发布日期】:2000
【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】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:
【中国标准分类号】:A29;H62
【国际标准分类号】:77_120_60
【页数】:
【正文语种】:英语
基本信息
标准名称: | 家具表面硬质覆面材料剥离强度的测定 |
中标分类: |
轻工、文化与生活用品 >>
家具 >>
家具综合 |
替代情况: | 转化为QB/T 3656-99 |
发布日期: | |
实施日期: | 1991-01-01 |
首发日期: | |
作废日期: | |
出版日期: | |
适用范围
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前言
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目录
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引用标准
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所属分类: 轻工 文化与生活用品 家具 家具综合
【英文标准名称】:Naturalgas-Calculationofcompressionfactors-Introductionandguidelines
【原文标准名称】:天然气.压缩因数的计算.介绍和指南
【标准号】:BSISO12213-1-1998
【标准状态】:作废
【国别】:英国
【发布日期】:1998-04-15
【实施或试行日期】:1998-04-15
【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】:天然气;质量;热力学;文献索引;成份允差;压缩气体;热力学性质;管道;测量特征;准确度;化学成分;数学计算;热值;相对密度
【英文主题词】:Calculatingmethods;Compacting;Compressedgas;Compression;Concentration(chemical);Conglomerates;Definition;Definitions;Entries;Gasmixtures;Generalconditions;Materialstesting;Mathematicalcalculations;Naturalgas;Realgasfactors
【摘要】:ThisInternationalStandardspecifiesmethodsforthecalculationofcompressionfactorsofnaturalgases,naturalgasescontainingasyntheticadmixtureandsimilarmixturesatconditionsunderwhichthemixturecanexistonlyasagas.Thestandardisinthreeparts:part1givesanintroductionandprovidesguidelinesforthemethodsofcalculationdescribedinparts2and3.Part2givesamethodforusewherethedetailedmolarcompositionofthegasisknown.Part3givesamethodforusewherealessdetailedanalysis,comprisingsuperiorcalorificvalue(volumetricbasis),relativedensity,carbondioxidecontentand(ifnon-zero)hydrogencontent,isavailable.Bothmethodsareapplicabletodrygasesofpipelinequalitywithintherangeofconditionsunderwhichtransmissionanddistribution,includingmeteringforcustodytransferorotheraccountingpurposes,arenormallycarriedout.Ingeneral,suchoperationstakeplaceattemperaturesbetweenabout263Kand338K(approximately-10℃to65℃)andpressuresnotexceeding12MPa(120bar).Withinthisrange,theuncertaintyofpredictionofbothmethodsisabout±0.1%providedthattheinputdata,includingtherelevantpressureandtemperature,havenouncertainty.NOTE—PipelinequalitygasisusedinthisInternationalStandardasaconcisetermforgaswhichhasbeenprocessedsoastobesuitableforuseasindustrial,commercialordomesticfuel.Althoughthereisnoformalinternationalagreementuponthecompositionandpropertiesofagaswhichcomplieswiththisconcept,somequantitativeguidanceisprovidedin5.1.1.Adetailedgasqualityspecificationisusuallyamatterforcontractualarrangementsbetweenbuyerandseller.Themethodgiveninpart2isalsoapplicable(withincreaseduncertainty)tobroadercategoriesofnaturalgas,includingwetorsourgases,withinawiderrangeoftemperaturesandtohigherpressures,forexampleatreservoirorundergroundstorageconditionsorforvehicular(NGV)applications.Themethodgiveninpart3isapplicabletogaseswithahighercontentofnitrogen,carbondioxideorethanethannormallyfoundinpipelinequalitygas.Themethodmayalsobeappliedoverwiderrangesoftemperatureandpressurebutwithincreaseduncertainty.Forthecalculationmethodsdescribedtobevalid,thegasmustbeaboveitswaterandhydrocarbondewpointsattheprescribedconditions.Thestandardgivesalloftheequationsandnumericalvaluesneededtoimplementbothmethods.Verifiedcomputerprogrammesareavailable(seeannexB).
【中国标准分类号】:E24
【国际标准分类号】:75_060
【页数】:20P.;A4
【正文语种】:英语