CN103088197B A kind of phosphorus method for
The present invention relates to a kind of phosphorus method for saponification of high speed cold heading bearing steel, theprises: pickling, phosphatization and saponification lubrication process, wherein phosphatization is phosphatization 3 10 minute in the Phosphating Solution of 60 85 DEG C, and described Phosphating Solution is the aqueous solution of phosphoric acid zinc 30



































