50CrVA Spring Steel Bar Polishing Surface

 50CrVA steel round bar

Chemical composition:

Mechanical properties:

Heat treatment standard:

Hardening 850 °C+/-20 °C; Oil cooling: tempering 500 °C+/-50 °C. (Special: +/-30 °C).

 Hardness: Hot rolled+ hot treatment: 321HB max

Cold drawn+ hot treatment: 321HB max.

Evergrowing Resources CO.,Ltd

Evergrowing Resources Co., Limited was Located in Nanjing, China. We have engaged in import and export of all kinds of ferrous and nonferrous materials all over the world. Because we are top agent of several different steel mills in Asia and Europe, so we have ability to offer best quality products and services to our clients. Till now, we have supplied products and services in Asia, Europe, Africa, North America and South America. Following the trend of market development, we have built our special steel processing center in Jiangsu, China to do further processing on the products, such as heat treatment (QT, N, ANN), rough turned, CNC cutting and etc. We have extended our industrial train and enhanced the ability to provide the auxiliary item, and thus strengthened our market advantage.

Evergrowing aim:
Competitive price: try best to make best offer
Top quality: 100% comply with customer's standard
JIT delivery: Delivery on time for each order.
One station purchase:we try to supply the material with different condition to our customers.
After service: Response on any quality question and etc.