Hardware Fitting

Compression Spring for Lockset

    Wire Diameter: 0.1mm - 80mm


    Standard: ISO, GB, DIN, JIS, ANSI, BSW 


    Material: Spring Steel, Stainless Steel, Carbon Steel, Alloy Steel

Shanghai Metal Corporation produces springs with wire diameter from 

0.1 mm to 80 mm. Our products include compression springs, extension 

springs, torsion springs, Belleville springs, spiral springs, wave springs, 

die springs, wire form springs and punching components.

Specifications of Compression Spring :
1) Material: Spring Steel, Stainless Steel, Carbon Steel, Alloy Steel 
2) Wire Diameter: 0.1mm - 80mm 
3) Standard: ISO, GB, DIN, JIS, ANSI, BSW

Surface finish option:

Nickel plating, chrome plating, zinc plating,

galvanization, passivation, ultrasonic washing, silver plating, gold plating,

electrophoresis, phosphorization, dacromet, teflon coating, etc.

Wire shape:

Coil, flat, rectangular,square, triangular, etc.

Packaging of Compression Spring:

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


Packing: Plastic bag + Paper carton + PolyWooden Pallet 

Applications of Compression Spring:

1) Industry: For various types of load, the tensioning buffer reset in compression

tension, torsion, dish, mold, relays, brush springs, spring and fuel pump for marine diesel 

2) Chemical, oil : Gas compressor springs, chemical pipeline valve springs, oil rig spring 

3) Daily Hardware: Mattress springs, sofa springs, spring fitness, toys, locks, lighter springs, various spring hinge 

4) Automobiles, motorcycles: Coil springs, stabilizer bars, valve springs,clutch springs,

spring pump, gearbox springs, motorcycle shock absorber spring, spring seat belts, other types of spring 

5) Instrument: Spring force load instruction, computer spring 

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