Construction Machinery Parts spring :

 1.material:60Si2Mn

 2.we can supply the springs as per your drawings or samples

 3.high quality and reasonable price

 4.good hardness and long service life

 5.we have over 46 years experience

 6.our Springs export to many countries ,such as India, Egpyt, Spain,Brazil,and so on

 7.it sells well at home and abroad and enjoys a good fame