卡套管接头概述

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1、钢管总成SteelPipeAssembly卡套接头概述BiteTypeFittingsInstructions卡套式管接头由三部分组成：接头体、卡套、螺母。当卡套和螺母在钢管上插入接头体后，旋紧螺母时，卡套前端外侧与接头体锥面贴合，内刃均匀地咬入无缝钢管，形成有效密封。见图:24°锥的W型柱端按DIN3861的标准。卡套采用双刃卡套。通常情况接头体和螺母表面镀锌处理。接头适用的工作压力最高可达63MPa，无缝钢管外径最大为42mm.Bitetypefittingconsistsofthreeparts:body,cutt

2、ingringandnut.Whentighteningnut,cuttingringisdrivenforwardonthetubethenbitethetubewiththeedgeofcuttingring,thisishowsealingisachievedandresultsininternalridgeinsidethetube.Seeabovepicture.Thetubeconnectionsideoffittingismanufacturedinaccordancewithstandard:DIN386

3、1.Ingeneral,bodyandnuts’surfaceisplatedzinc.BitetypefittingcanbeusedinsystemwithMax63MPa.TheconnectiontubeO.D.isMax.42mm.卡套接头的装配BitTypeTubeFittingsAssemblyInstructions¢安装Assembly1.锯下合适长度的无缝钢管，去除端口处毛刺。管子端面要与轴线垂直，角度公差不大于0.5°，如管子需要折弯，则从管子端面至弯曲位部的直线段长度不能少于三倍螺母长度。Stro

4、ngerHydraulic苏强格·液压-1-钢管总成SteelPipeAssemblyCutthetubeatrightangleandde_burrinsideandoutsideoftubeend.Minimumstraightlengthoftubefromthestartingpointoftubebendtothetubeendmaybenotless3timesheightofthenut.2.把螺母和卡套套在无缝钢管上。注意螺母和卡套的方向，如右图所示，不要装反了。Setanutandcuttingring

5、onthetube.Makesurethecuttingringandnutsarefacingthefitting,asthepictureshownatrightside.3.在预装配接头体螺纹和卡套上涂上润滑油，把管子插入接头体，（管子一定要插到底）扳手旋转螺母。Lubricatethepre-assemblyfittingbodythreadsandcuttingring.Inserttubeendintofittingbodyuntilitisfirmlyseatedonbottom(fittingshould

6、er)andtightenthenutbywrench.4.拧紧螺母直至卡套卡住管子，这个转折点可以通过拧紧力矩的增加感受到（压力点）Tightennutuntilferrulegripstubewhichisfeltbyanoticeableincreaseintorque(Increaseinforce).5.达到压力点后，再将压紧螺母拧紧1/2圈。Tightennut1/2ofaturnafterincreaseinforce..StrongerHydraulic苏强格·液压-2-钢管总成SteelPipeAsse

7、mbly6.将预装配接头体拆下，检验卡套刃边的嵌入情况，可见的突起带必须填满卡套端面的空间。卡套可以稍旋转，但不能轴向推移。Disassemblythepre-assemblyfittingbody,checkpenetrationofcuttingedge.Avisibleringofmaterialshouldfillthespaceinfrontofthecuttingringendface.Cuttingringmayrotateontube,butshouldnotbeaxialdisplacement.7.最

8、终安装，将实际安装的接头体的罗纹涂上润滑油、压紧螺母之配合拧至可感受到的拧紧力增加为止，接着再拧紧1/2圈安装完毕。Lubricatethefittingbodytobesubsequentlyinstallednutuntilanoticeableincreaseinforceisrequired.Tightenn