ANSI/AWS A5.12M/A 5.12-2009 弧焊和切割用钨及含有氧化钨的钨电极规范
时间:2024-05-27 01:57:39 来源: 标准资料网 作者：标准资料网 阅读：8779
【英文标准名称】:SpecificationforTungstenandOxideDispersedTungstenElectrodesforArcWeldingandCutting
【原文标准名称】:弧焊和切割用钨及含有氧化钨的钨电极规范
【标准号】:ANSI/AWSA5.12M/A5.12-2009
【标准状态】:现行
【国别】:美国
【发布日期】:2009
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:ANSI
【标准类型】:()
【标准水平】:()
【中文主题词】:电弧焊接;钨电极;焊接;电焊条;焊接工程
【英文主题词】:Arcwelding;Tungstenelectrodes;Welding;Weldingelectrodes;Weldingengineering
【摘要】:Thisspecificationprescribestherequirementsfortheclassificationofbaretungstenandoxidedispersedtungstenelectrodesforgastungstenarcweldingandcuttingandplasmaarcweldingandcutting.Classificationisbaseduponthechemicalcompositionoftheelectrode.Standardsizes,finish,lengths,quantities,productidentification,colorcoding,andchemicalcompositionlimitsarespecified.ThisspecificationadoptstherequirementsofISO6848:2004andincorporatestheprovisionsofearlierversionsofAWSA5.12,allowingforclassificationsunderbothspecifications.
【中国标准分类号】:J33
【国际标准分类号】:25_160_20
【页数】:
【正文语种】:英语
【英文标准名称】:EnergyAssessmentofIndustrialSteamSystems
【原文标准名称】:工业蒸汽系统能量评估
【标准号】:ANSI/ASMEEA-3-2009
【标准状态】:现行
【国别】:美国
【发布日期】:2009
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:ANSI
【标准类型】:()
【标准水平】:()
【中文主题词】:评估;同时发电;收藏;冷凝物;冷凝;分配网;能量;能量性能;燃气轮机;气体;工业的;工业设施;发电;蒸汽;蒸汽发动机;蒸汽发生器;蒸汽轮机;子系统
【英文主题词】:Assessment;Cogeneration;Collect;Condensates;Condensing;Distributionnetworks;Energy;Energyperformance;Gasturbines;Gases;Industrial;Industrialfacilities;Powergeneration;Steam;Steamengines;Steamgenerators;Steamturbines;Subsystem
【摘要】:ThisStandardcoverssteamsystemsthataredefinedasasystemcontainingsteamgenerator(s)orothersteamsource(s),asteamdistributionnetworkandend-useequipment.Cogenerationandpowergenerationcomponentsmayalsobeelementsofthesystem(gasturbines,backpressuresteamturbines,condensingsteamturbines).Ifsteamcondensateiscollectedandreturned,thecondensatereturnsubsystemisapartofthesteamsystem.ThisStandardsetstherequirementsforconductingandreportingtheresultsofasteamsystemenergyassessment(hereafterreferencedasan"assessment")thatconsiderstheentiresystem,fromenergyinputstotheworkperformedastheresultoftheseinputs.Anassessmentmeetingthisstandardneednotaddresseachindividualsystemcomponentorspecificsystemwithinanindustrialfacilitywithequalweight;however,itshallbesufficientlycomprehensivetoidentifythemajoropportunitiesforimprovingtheoverallenergyperformanceofthesteamsystem.ThisStandardisdesignedtobeappliedprimarilyatindustrialfacilities,butmostofthespecifiedprocedurescanbeusedinotherfacilitiessuchasthoseintheinstitutionalandcommercialsectors.
【中国标准分类号】:J99
【国际标准分类号】:27_040
【页数】:
【正文语种】:英语
【英文标准名称】:Connectionsforhydraulicfluidpowerandgeneraluse-PortsandstudendswithISO261metricthreadsandO-ringsealing-PortswithtruncatedhousingforO-ringseal
【原文标准名称】:用于液压传动和一般用途的管接头.带ISO261米制螺纹和O形密封圈的端口和螺纹端头.O形密封用平切壳体端口
【标准号】:BSENISO6149-1-2007
【标准状态】:现行
【国别】:英国
【发布日期】:2006-03-31
【实施或试行日期】:2006-03-31
【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】:压合接头;连接件;流体技术;垫圈;液压系统;液压传动系统;米制螺纹;开口;O型密封圈;管接头;管连接件;管道配件;管道;气动传动系统;旋入式;密封;密封件;螺纹孔;榫舌;端头开孔;螺纹
【英文主题词】:Compressionfittings;Connections;Fluidtechnologies;Gaskets;Hydraulicsystems;Hydraulictransmissionsystems;Metricscrewthreads;Openings;O-rings;Pipeconnections;Pipecouplings;Pipefittings;Pipelines;Pneumatictransmissionsystems;Ports(openings);Screwing-in;Sealing;Seals;Tappedholes;Tenons;Terminalaperture;Threads
【摘要】:ThispartofISO6149specifiesdimensionsformetricportsforusewiththeadjustableandnon-adjustablestudendsdetailedinISO6149-2andISO6149-3.PortsinaccordancewiththispartofISO6149maybeusedatworkingpressuresupto63MPa[630bar1)]fornon-adjustablestudendsand40MPa(400bar)foradjustablestudends.Thepermissibleworkingpressuredependsuponportsize,materials,design,workingconditions,application,etc.SeeISO6149-2andISO6149-3forpressureratings.UsersofthispartofISO6149shouldensurethatthereissufficientmaterialaroundtheporttomaintainthepressure.NOTETheIntroductionofthispartofISO6149givesrecommendationsforportsandstudendstobeusedfornewdesignsinhydraulicfluidpowerapplications.
【中国标准分类号】:J13
【国际标准分类号】:23_100_40
【页数】:16P.;A4
【正文语种】:英语