Description:
Needle rollers provided by CYJ has a complete set of breeds
and spec
and they are made by
bearing steel, rigidity is HRC6064, roughness of the surface Ra is less than 0.2.
Dimension range of cylindrical roller: Dw:330Lw550they are made of GCr15
steel (
bearing steel), its rigidity is HRC6064roughness of the surface Ra is less than 0.2. We also produce
piston pin, crank
pin and other pins
and they usually are made of Gcr15
steel (
bearing steel), their precision, rigidity
and roughness of the surface are in accordance with the standard in the relevant industry
and can satisfy demand of the users.