Spiral Spring
Power Spring
Constant Force Spring
Spiral Spring,Flat Spring For Car Seat Adjuster
Power Spring For Retractable Hose & Cable Reel
Typical Applications Of Constant Force Spring And Various Force Spring
Point-Of-Purchase (POP) Displays Spring

Shunagyuan can manufacture power spring, constant force spring, spiral spring. These springs are widely used for safety belt systems, cable winders, toys, clocks and starting devices etc. the company has so far obtained the certificate of ISO9002 quality system.

Pls contact with us if you are interested.

Standard techinal data


 Production Thickness


Spiral spring



Power spring



Prestressed power spring



Constant force spring



Material:62Si2Mn,SUS304,65Mn,SK4,SK5 etc
Above size is our standard size.
We can also customize the spring as per your request.

Flat spiral spring for car seat
clock spring
starter spring for diesel generator set
retracting device for machinetool
constant force spring
household appliance's wire retracting device
constant force spring for assembly line balancer
hose or cable reel spring
spring for air tool
spring for air tool
automobile seat belt spring
automobile seat belt spring
starter spring for gasoline engine generator
cable reel spring for signal wire
cable reel spring for signal wire
chain saw starter spring
retracting spring for steam-driving tool
motor spring;material:SUS301
motor brush spring 
car seat belt spring
car seat belt spring
car seat belt spring
Motor Spring
power spring for dog leash
Shield Connection for Cables POP display spring for supermarket double layers spring for adjusting the hight of monitor
20 meters long power spring OD 280mm power spring power spring for retractable hose and cable reel
power spring for retractable hose and cable reel

power spring

stainless steel SUS301