【英文标准名称】:Agricultural,Detachable,andPintleChains,Attachments,andSprocketsIncorporatingASMEB29.6,B29.19,andB29.25;AddendaA:2004[Superseded:ASMEB29.6M,ASMEB29.6M][Replaced:ASMEB29.25M,ASMEB29.25M]
【原文标准名称】:农用可拆卸和斜栓节链附件和供片轮
【标准号】:ASMEB29.300-1998
【标准状态】:现行
【国别】:美国
【发布日期】:1998-01-01
【实施或试行日期】:
【发布单位】:美国机械工程师协会(US-ASME)
【起草单位】:ASME
【标准类型】:()
【标准水平】:()
【中文主题词】:钢链条;农业;供片轮;链条;栓结链条;固定件;尺寸;动力传输系统;动力传动工程;提升设备;输送机链
【英文主题词】:Agriculture;Boltedchain;Chains;Conveyorchains;Dimensions;Fixings;Hoistingdevices;Powertransmissionengineering;Powertransmissionsystem;Sprockets;Steelchains
【摘要】:OnAugust26,1998,theB29Standardcommitteeagreedvialetterballottoconsolidateandrevisethefollowingthreechainstandards:ASMEB29.6,SteelDetachableLinkChains,Attachments,andSprockets;ASMEB29.19,AgriculturalRollerChains,Attachments,andSprockets;andASMEB29.25,OpenBarrelSteelPintle-TypeConveyorChains,Attachments,andSprockets.ThenewStandardwasdesignatedASMEB29.300,andentitledAgricultural,Detachable,andPintleChains,Attachments,andSprockets.The1998revisionsofB29.6,B29.19,andB29.25havebeendesignedtointegratetheagriculturaltypechainsfoundineachofthesethreeStandards.B29.6-SteelDetachableLinkChains,Attachments,andSprocketsThisStandardestablishes,inthemain,onlythosedimensionsthatwillprovideforinterchangeabilityofthechainsinusewithoutrestrictingthechainmanufacturersintheiroveralldesign.The1983revisionincludedthesprocketdimensioncontrollingthesurfacesthatmustproperlyengageorclearthechain.The1994editionupdatedtheStandardtothecurrentANSIstandardsformatandsymbolscoveringchains.Number45andNo.67weredeletedfromtheStandardsincetheyarenolongermanufactured.ThedefinitionofMinimumUltimateTensileStrength(M.U.T.S.)wasalsoupdated.Inthisedition,thesymbolsandsprocketinformationsectionswererevisedtoprovideconsistencythroughouttheconsolidatedB29.300Standard.B29.19-AgriculturalRollerChains,Attachments,andSprocketsTheStandardestablishesessentiallyonlythosedimensionsthatwillprovideforinterchangeabilityofthechainsinusewithoutrestrictingthechainmanufacturersintheiroveralldesigns.TheB29CommitteeagreesthattheCA550andCA620chainsmaybeusedonNo.55andNo.62detachablechainsprockets,respectively;however,thesprocketdataincludedinthisStandardisforsprocketsdesignedspecificallyforCA550andCA620chains.Thedifferenceinsprocketdesignisnecessarybecauseofthedifferenceinrollerdiameters.The1993revisionincludedupdatingtothecurrentANSIstandardsformatandsymbolscoveringchainsandsprockets.MinimumUltimateTensileStrength(M.U.T.S.)wasredefined.The1996revisionchangedthenameoftheStandardfromAandCA550and620RollerChains,Attachments,andSprocketstoAgriculturalRollerChains,Attachments,andSprockets.Also,twonewchainsforbothdriveseries(A555andA557)andconveyorseries(CA555andCA557),aswellasseveralassociatedattachments,wereaddedtotheStandard.Inthisedition,thesprockettoothformwasmodifiedtobeidenticalwiththeformusedintheothertwochains.B29.25-OpenBarrelSteelPintle-TypeConveyorChains,Attachments,andSprocketsTheopenbarrelsteelpintlechainwasoriginallydevelopedin1962fortheagriculturalimplementindustry.TheoriginalsizesweredevelopedtorunonthesamesprocketsastheirdetachablechaincounterpartsofANSIB29.6.Inlateryears,sizesweredevelopedtoaccommodateindustrialapplicationsaswell.Thesteelpintlechainisprimarilyusedasaconveyorchainand,inlimiteduse,asapowertransmissionchain.Typicalconveyorspeedsareunder300ft/min.Consultmanufacturersfordetails.The1994revisionincorporatedarestatementofthedefinitionofMinimumUltimateTensileStrength(M.U.T.S.),andanadditionoffootnotesinTables3and4regardingholesizesincertainattachments.Inthisedition,Tables1and2werecombinedforsimplicity,andthesprockettoothformwasmodifiedtobeidenticalwiththeformusedfortheothertwochains.
【中国标准分类号】:B91
【国际标准分类号】:21_220_10
【页数】:41P.;A4
【正文语种】:英语