Email:cnfuruide@gmail.com Henan prijatelj Metal Products Co, Ltd

Henan prijatelj Metal Products Co, Ltd

Proljeće čelične žice proces

(Čelika) surfacetreatment-drawingofwire rod(mattresswiresavailablethismethod)

Patentedspringwires:inthemiddleofwiresizes, orcold-drawnspecleadhardeningandsurfacetreatmentanddrawing.

Galvanizedspringsteel žica: usuallyhot-dip galvanizingorplatingfinishedsize, alsousewirepicklinghot-hladno-drawnaftergalvanizingtotherequiredsize.

Oilhardenedspringsteel žica: čelik bemadeofcarbonsteeloralloy na demandcan, surfacetreatmentsandquenchedandtemperedaftercolddrawingtoafinishedsize, ova kindoftechnologyinautomotivesuspensioncoil springandvalvespringsteel wirewithmoreordinarySprings, naravno, canalsobeused.

Surfacetreatment:commonlyusedpicklingandphosphorization, removalofironoxidetoformphosphatecoating; afewmechanicalapproach postoje. Aimwastomeettherequirementsofcold-drawnwire-drawingprocess, smoothsurfaceisobtained. Springsteel wireforhighfatiguelife, tako asvalvespringsteel žicu, čelične žice rodherein, reducingsurfacedefectsonsteelbilletgrinding, alsohelpreducedefects.

Crtež: finishedpullingthreaddrawingprocesshasagreatinfluenceontheproductproperties, generallyuselarger smanjenje ukupne površine od oko 90% (seeareareductionrate) andlowpassareareduction (10% - 20%), inordertoensurethetoughnessof tersapored. Forhigh strengthspringsteel žice, drawingforthecontrolofexportsofsteeltemperaturebelow150 ° c, preventingwirereverseduetostrainagingcrack, whichisamajorflawofsteelscrap. Za ovaj razlog, drawingagoodlubricationisrequiredandsufficientcooling, smalllaneareareductionanddrawingspeedhelpsreducethewireand #39; stemperaturerise.

Toplina liječenje: carbonsteelSpringwireleadhardeningprocess, cangetveryfinePearlite (sorbite) fortheimprovementofdeepdrawingandspringpropertiesareuseful, patentingofthealternativeprocessoffluidized-bedis notextended, onlyinsmalldiameterapplication. Alloysteel wireannealingheat treatmentisgenerallyusedtomakedrawingdeformationmicrostructureadapted. Od nehrđajućeg steelwireheat treatmentsolutiontreatment, thepurposeof whichistoimprovetheOrganizationtomeettheneedsofdrawing.Oilquenchingprocessusedonthewireusinginductionheatingorgas,fuel oilfurnace, heatingthewiretotheaustenitizingtemperatureinsulationfor put, anothermedium-temperaturetemperingafterhardening. Althoughnominallycalledoil, basicallybywaterquenchingoraddpolymerwaterquenching.


Henan prijatelj Metal proizvoda Co, Ltd
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