this truck leaf spring of thickness from 10mm to 24mm , this raw materil is SUP7,SUP9,SUP9A, SUP10 ,SUP11,SUP11A and 50Cr4.

we make a full range of conventional leaf spring and parabolic leaf spring and Z-type leaf spring and V-type leaf spring and train leaf spring, the products which is used in heavy duty trucks and trailers and light duty trucks etc different vehicles.   The raw material is SUP7,SUP9,SUP9A, SUP10 ,SUP11,SUP11A and 50Cr4 , this thickness from 6mm to 40mm. We can produce over 25,000 tons per year with general capacity.

our produce line is technologically advanced machine :

1. shot-peeing machine

2. series roller type hardening furnace

3. spring assembling line

4.BZS-100 type long taper rolling machine

5.hydraulic quenching machine

6.walking-beam type hardening furnace

7.eye forming machine

8.ZF series pre-setting and load testing machine