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Tianjin Wang xia Spring Co., Ltd. was founded in 2005 and located in Jinghai County, Tianjin , China . It is very convenient for transportation east of Tianjin port. 

Our company is the professional manufacturers which combine a set of spring manufacturing, R & D with surface 

Address:No.2 street，chenguantun Town,Jinghai，Tianjin ,China Sales Department 
E-mail: lisa@tjwangxiaspring.com

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Products
Garage spring door

Garage spring door

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Garage spring door
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Coiled Spring

Coiled Spring

型号：[]

Coiled Spring

CharacteristicsByfarthemostwidelyusedtypeofspring,compressionspringsaredesignedtoopposecompressionandreturntoitsuncompressedlengthwhentheappliedforceisremoved.Thepotentialapplicationsforcompressionspringsarelimitedonlybytheimagination.DimensionsMeasurementGuideHoldthe baseofthespringinonehand,andthecalipersintheotherhand.Placethecalipersontheoutsideofthelastcoil,measuringthelargestdimension.ThisiscalledtheOutsideDiameter(O.D.).Placethecalipersonthewireinthecenterofthespring.ThisiscalledtheWireorMaterialSize.Youshouldalsomeasurethewiretowardoneendforcomparisonandaccuracy.Placethecalipersonthefulllengthoftheuncompressedspring.ThisiscalledFreeLength.Countthetotalcoils,beginningatoneend,justnexttowherethewirehasbeencut.Besureyoucountallcoils,includinganyportionofacoil.(seediagramforexample)ServiceLifeItshouldbenotedthatifcriticalforce-versus-deflectionlinearityisrequired,onlythecenter60-80%oftheavailabledeflectionrangeshouldbeemployed.Thus,reserveatleastthefirstandlast15-20%oftherangeforpotentialspring-endandadjacentcoil-contacteffects.Theseeffectscanbelargelyignoredforthemajorityofspringapplications.TolerancesCenturySpringmanufacturesourstockspringstocommercialtolerances,asdefinedbytheSMI.CalculatedratesandloadsbasedonSMIgeometrictoleranceshaveanapproximate+/-10%.Loworhigh-indexspringswillhavehighervalues.Compressionspringscharacteristicallyhaveanhourglassshapewhencoiledonanautomaticcoiler;therefore,outside/insidetolerancingisappliedtoendcoilsonly.Thisisanimprovementconsiderationwhenselectingaspringthatfitsoverarodorinsideacylinder.Callusiftightertolerancevaluesarerequiredforyourapplication.DirectionofHelix(Wind)Thewinddirectionofourstockspringsvaries,bothright-handandleft-handwind.Stockspringsarenotsortedforwinddirection.Toorderspringwoundaspecificdirection,pleasecontactourcustomspringdivision.E-mail:1176292201@qq.com
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Coiled Spring

Coiled Spring

型号：[$pVO.codeValue]

Coiled Spring
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Coiled Spring

Coiled Spring

型号：[$pVO.codeValue]

Coiled Spring
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Coiled Spring

Coiled Spring

型号：[$pVO.codeValue]

Coiled Spring
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Coiled Spring

Coiled Spring

型号：[$pVO.codeValue]

Coiled Spring
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Rubber spring

Rubber spring

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Rubber spring
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Special spring

Special spring

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Special spring
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Special spring

Special spring

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Special spring
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