Compression spring

Compression springs are our most common spring type, 

they have very wide range of applications and could be found in almost 

all mechanical products, such as automobile, machinery, automotive 

equipment, valves, electric switches and so on.

Extension Spring

Extension springs are widely used in machineries, automatic devices, power 

transmission, door locks, etc. The ends are normally different types of 

end loops and hooks, there are also a wide range of 

other mechanical attachment possibilities, such as coiled in and screwed in 

attachments. For example, half hooks, German loops, English loops, 

extended hooks, side hooks, side loops, screw plugs and screw shackles.  

Wave Spring

Wave springs are particularly suitable choices for applications which need to 

reduce weight or the mounting space is very limited, such as aerospace 

and airplaine, precision machineries, hydraulic seals and high-end electric motors, etc.

Belleville washers Spring

Belleville washers are naturally designed for low deflection and high 

load performance, its typical function is to create high force in small space, 

it is normally used in fasteners, railway, moulds and stampings, 

packing machines, power transmission and transformation, etc.

Packaging of Springs

Shanghai Metal Products are packed and labeled according to the regulations and customer's requests. Great care is taken to avoid any damage which might be caused during storage or transportation. In addition, clear labels are tagged on the outside of the packages for easy identification of the product I. D. and quality information.

1) Shanghai Metal Standard

2) Customization

Torsion Spring

Torsion Springs are important component in many industry, 

such as seat belt locks, boot lid springs, backrest springs in cars and so on.