Bolt instructions:

1, the original bolt material Baori SCM440 (42CrMo): the selection of the best raw material suppliers in China, Baosteel and Baoji company to complete the restructuring of materials.

2, the general process: cold rolling - rolling straight teeth - rolling wire - heat treatment - silk - surface treatment (Dacro).

3, Baori company material restructuring: high-quality raw materials through spheroidization, two pull two balls, complete the material restructuring process. Heat treatment: After heat treatment, the internal structure of the part is improved to improve the mechanical properties of the bolt.

4, the subsequent surface treatment: Dacromet, complete the appearance protection of the bolt. Ensure neutral salt spray test for more than 480 hours.

5, Baori Company: It is a Japanese-owned company, the leader in the raw material restructuring industry!