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1、冈筋结构型式Construetiontechnology1,steelbarproductionSteelprocessing,steelprocessingtotableanddesignreview,checkthemateriallistforerrorsandomissions,topressthematerialofeachsteeltablecheckwhethermeettherequirements,afterthesetwoinspection,topressthemateriallistsentoutsamples,trialproductio
2、nofqualifiedrearcanbatchproduction,processingandgoodreinforcementtoneatlystackedinorder・Constructionsuchastheneedtobereinforcedbysubstitution,mustfullyunderstandthedesignintentandsubstitutionmaterialperformance,strictlyabidebythecurrentdesigncodeofreinforcedconcreterules,nottoareasuch
3、asthesubstitutionoflowstrengthofhighstrengthsteelreinforcement・Inthecaseofsteelandsteelinimportantparts,partyaandthedesignunitshallagreetoit,andthewrittennoticemaybechanged.(1)thesurfaceofthesteelbarshallbeclean,andthestickyoil,soilandrustwillbecleanedbeforeuseandcanbecombinedwiththec
4、olddrawingprocesstoremoverust.(2)thesteelrodsarestraightened,whichcanbemechanicallyormechanicallystraightened・Thereinforcedbarshouldnothavepartialbending,deadbending,smallwaveform,itssurfacewoundshouldnotreducethesteelbarsection5%.(3)thesteelbarcuttingshouldbeaccordingtothenumber,diam
5、eter,lengthandquantity,thelengthistie-in,firstcuttinglongexpected,bycuttingshortexpectedtoreduceshorthead,andshortenthesteeltosavestee1.(1)bendingorbendingofbars:Thebarhooks・Therearethreekindsofforms,whicharehalfround,straightandoblique・Afterbending,bendendothelialcontraction,skinexte
6、nsion,axislengthunchanged,bendarcformation,bentupafternotgreaterthanthesizeofthesize,bendmodifiershouldbeconsidered.Thesteelbarhasadiameterof2.5dandtheflatpartis3d.Thetheoreticalcalculationofthelengthofthebendinghook:6.25d,3.5dforstraighthookand4.9dforoblique・Bendupthebar・Thebendingdi
7、ameterofthemiddlepartofthebendisnotlessthanfivetimesthediameterofthebar・(3)thestirrup・Theendofthehoopshouldbethehook,andtheformofthehookshouldmeetthedesignrequirement・Theadjustmentoftheband,whichisthedifferencebetweenthelengthofthehookandthebendingadjustmentvalue,orthesizeoftheinnerpa
8、ckage