The products are used for control rod,shock absorber,transmission shaft,steering axle,front and rear axle,stabilizer road,muffler and replacement parts for varieties of middle and high class cars and business cars.Main steel grades:10-45,16Mn,20Cr,15CrMo,35CrMo,27CD4,CK35,SAE1035 25Mn2,St.52,SAE8617H,etc