ASME B29.21M Errata-1987 水、污水处理设备用700级焊接钢和铸造链,附件及链轮.正误表
作者:标准资料网 时间:2024-05-19 12:08:23 浏览:9849
来源:标准资料网
【英文标准名称】:700classweldedsteelandcastchains,attachmentsandsprocketsforwaterandsewagetreatmentplants;Errata
【原文标准名称】:水、污水处理设备用700级焊接钢和铸造链,附件及链轮.正误表
【标准号】:ASMEB29.21MErrata-1987
【标准状态】:作废
【国别】:美国
【发布日期】:1987
【实施或试行日期】:
【发布单位】:美国机械工程师协会(ASME)
【起草单位】:ASME
【标准类型】:()
【标准水平】:()
【中文主题词】:动力传动工程;钢链条;污水处理厂;输送机链;焊接结构;尺寸;供片轮;联锁连接;固定件;动力传输系统;水处理设备;逆齿链;链条;连接装置
【英文主题词】:
【摘要】:
【中国标准分类号】:J18
【国际标准分类号】:21_220_30
【页数】:1P;A4
【正文语种】:英语
【英文标准名称】:StandardGuideforDataFieldsforComputerizedTransferofDigitalUltrasonicTestingData
【原文标准名称】:数字超声波测试数据的计算机传送用数据段的标准指南
【标准号】:ASTME1454-2002(2008)
【标准状态】:现行
【国别】:美国
【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】:E07.11
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:
【英文主题词】:database;dataretrieval;datastorage;guide;nondestructivetesting;ultrasonicexamination;ultrasonicimage;Archivalstorage/retrieval;Computerizedsystems;Dataanalysis--computerized;Digitalelectronicdata;Electronicdata;Informationsto
【摘要】:Theprimaryuseofthisguideistoprovideastandardizedapproachforthedatafiletobeusedforthetransferofdigitalultrasonicdatafromoneusertoanotherwherethetwousersareworkingwithdissimilarultrasonicsystems.Thisguidedescribesthecontents,bothrequiredandoptional,foranintermediatedatafilethatcanbecreatedfromthenativeformatoftheultrasonicsystemonwhichthedatawascollectedandthatcanbeconvertedintothenativeformatofthereceivingultrasonicordataanalysissystem.Thedevelopmentoftranslatorsoftwaretoaccomplishthesedataformatconversionsisbeingaddressedunderaseparateeffort;thiswillincludespecificitemsneededforthedatatransfer,forexample,languageused,memoryrequirementsandintermediatespecification,includingdetaileddataformatsandstructures.Thsguidewillalsobeusefulinthearchivalstorageandretrievalofultrasonicdataaseitheradataformatspecifierorasaguidetothedataelementsthatshouldbeincludedinthearchivalfile.Althoughtherecommendedfieldlistingincludesmorethan120items,onlyaboutonethirdofthoseareregardedasessentialandmarkedwithFootnoteCinTable1.Fieldssomarkedmustbeaddressedinthedatabase.Theotherrecommendedfieldsprovideadditionalinformationthatauserwillfindhelpfulinunderstandingtheultrasonicexaminationresult.Theseheaderfielditemswill,inmostcases,makeuponlyaverysmallpartofanultrasonicexaminationfile.Theactualstreamofultrasonicdatathatmakeuptheimagewilltakeupthelargestpartofthedatabase.Sinceanultrasonicimagefilewillnormallybelarge,theconceptofdatacompressionwillbeconsideredinmanycases.Compresseddatashouldbenoted,alongwithadescriptionofthecompressionmethod,asindicatedinFieldNo.122.Thisguidedescribesthestructureofadatafileforalloftheultrasonicinformationcollectedinasinglescan.Somesystemsrecordmultipleinspectionresultsduringasinglescan.Forexample,throughtransmissionattenuationdataaswellaspulseechothicknessdatamayberecordedatthesametime.Thesedatamaybestoredinseparateimageplanes;seeFieldNo.102.Inothersystems,completedigitizedwaveformsmayberecordedateachinspectionpoint.Itisrecognizedthatthecompleteexaminationrecordmaycontainseveralfiles,forexample,forthesameexaminationmethodindifferentobjectareas,withorwithoutimageprocessing,fordifferentexaminationmethods(through-transmission,pulse-echo,radiologic,infrared,etc.)collectedduringthesameorduringdifferentscansessions,andforvariationswithinasinglemethod(frequencychange,etc.).Informationabouttheexistenceofotherimages/examinationrecordsfortheexaminedobjectshouldbenotedintheappropriatefields.Asingleimageplanemaybeonecreatedbyoverlayingorprocessingresultsformultipleexaminationapproaches,forexampledatafusion.Forsuchimages,thenotessectionsmustclearlystatehowtheimageforthisfilewascreated.TABLE1FieldListingFieldNumberAFieldNameandDescriptionDataType/UnitsBHeaderInformation:
1C
Intermediatefilename
Alphanumericstring【英文标准名称】:StandardforSafetyforSmokeDampers
【原文标准名称】:防烟器安全标准
【标准号】:ANSI/UL555S-2001
【标准状态】:作废
【国别】:美国
【发布日期】:2001
【实施或试行日期】:
【发布单位】:美国国家标准学会(ANSI)
【起草单位】:ANSI
【标准类型】:()
【标准水平】:()
【中文主题词】:消防系统;防烟门;烟雾检测器
【英文主题词】:
【摘要】:
【中国标准分类号】:C84
【国际标准分类号】:13_220_20
【页数】:
【正文语种】:英语
