extension spring

1. Rich experience
2. Fast delivery
3. Long service life
4. Advanced manufacturing and testing equipment usd

As one of the biggest spring manufacturer in xiamen, you can expectthese from us:Various of springs and wire form, screw,metalstamping and so on
1.the usage of the extentionspring:auto,motorcycle,industry,ariculture,mine,furniture,elevatorand so on
2.wire diameter of the extention spring range from 0.2mm to12mm
3.high quality and competitive pricing
4.small and huge orders as well as OEM/ODM accepted
5.Customised designs are welcome,so send us your specifications ofthe extention spring now  we specilized in all kindsof tension spring:
1.wire diameter of tension spring:0.2mm~3.2mm
2.material of tension spring: carbon steel,alloy springsteel,music wire steel,and stainless steel,iron,plated steel,alloysteel ,bronze,red bronze,phosphor copper,and berylliumcopper;etc.tension spring
wire size:.01mm-25mm
welcome custom and OEM
As the biggest manufacturer of spring in xiamen area,
you can expect these from us:
Various of springs and wire form, even punch fitting ofhardware
Usage:auto,motorcycle,industry,ariculture,mine,furniture,elevatorand so on
Wide range offered wire diameter from 0.1mm to 25mm
High quality and competitive pricing
ISO 9001:2000 certification
Small and huge orders as well as OEM/ODM accepted
Customised designs are welcome,so send us your specificationsnow.
1.xiamen hongsheng Spring Factory specializes in producing variouskinds of springs. Our factory occupies an area of over 1,000m2 witha floor area of 1,000m2. We have the feature advancedequipment, modern workshops, strong technical strength andprofessional technicians. All our products are sold well around theworld.
Our springs are manufactured according to the state standard andhave been authorized the testing certificate issued by . ...
3.surface treament:black oxide ,Zinc/Nicke/Chrome plating,powercoating,oiled to prevent rust,passivate,etc. 4.good quality.good hardness and long service life.
5.these tension spring is made by CNC spring'smachines
6.OEM/ODM order is welcome.
7.tension spring is usually made from samples or technicaldrawing,using your choice of material and to your customconfiguration.8.with different shape for the tesion springends.just as cross center hooks / cross loopsc,extended machinehooks,standard machine hooks,reduced ends with swivelhooks,threaded inserts - draw bars,expanded hooks,rectangularends,teardrop-shaped ends,v-hooks.9.we have passed ISO9001:2008 andSGS certification extension spring
extension spring