FAQ

1。Q:WhatkindofcolddrawnpipecouldbecalledasHighPrecisionCold-drawnTubes?

A:a.Ithasverystrictトレランス範囲です。GBH7—H9

b.Goodandfitness (innersurfaceroughness、真直度circulardegree) 入手。

c.Uniformwall-thicknessthroughtheentiretubebody。

d.HighprecisionpipegetmuchmorebetterMechanicalelongationcompressiveyieldstrengthifcomparedwithitsmothertubes。

2.Q:Doesthehigh精度colddrawntubes havewidelyprospectofindustryapplication?

A:a.Hydraulicandpneumaticcylindertubes

b.Automobileindustryhighprecisionpipe付属品

c.Italsocouldbeusedinlongdistancetransportationofpetroleumなど。

d.Structuralpipeforbuildingindustryframework。

e.Pillar構造forcoalmineindustry。

Advantagesovertheconventionalchaindrivenbenches。

§Thedrawcarriageispulledatcenterlineofdraw.Onlythehydraulicbenchanddualchainbenchpullsatcenterlineofdraw、whereasthesinglechainpullsoffcenter。

§含まれている Allforcesareselfwithinthehydraulicbenchstructure。Nospecialfoundationsorreinforcementsarerequired。

§SmoothDraw.Thehydraulicactionisconstantthroughouttheentiredrawcycleandiscompletelyfreeofchainchordaleffect。

§AbsenceofJerkatDrawStart.Thesmoothhydraulicactioneliminateschainsnatchatthecriticalperiodofdraw、whichisatthecommencementofmaterialflow。

§滑らかです、ndSteplessRapidAccelerationandDeceleration.ThehydraulicbenchdrawcarriageisdrivenbyahydrauliccylinderwhichispoweredbyanA.C.motordrivenhydraulicpowerunit。

§Drawinterruption.Thedrawcarriagecanbestoppedduringthedrawcycleatanypointalongthebedfortubeinspectionorwhatever。

§MinimumOverdraw.Thecompletionofdrawissensedbylossofpressureandthehydraulicpumpreactsinstantaneously、returningtoneutralorzerooutput。
HigherProductionCapacityofthehydraulicbenchisachieved、comparedtochainbenches、becauseoffasteracceleration、decelerationandcarriagereturnspeednotbyfasterdrawspeed。

§LowNoiseLevel.Allhydraulicbenchesproducelessnoiseduringoperationthanchainbenches。

§清潔さ.Chainbenchesrequireheavylubricantonthechainswhich、asitbuildsup、cancauseacleanlinessproblem。