1results about How to "Not oxidized" patented technology

The utility model belongs to bearing steel pipe technical field, and disclose a kind of high-performance cold-drawn bearing steel pipe of full protection, including pipe material, the both ends of pipe material are provided with side seal protection component, pipe material is divided into matrix, outer protective structure and inner protective structure, the outer ring surface of matrix is provided with outer protective structure, the inner wall surface of matrix is provided with inner protective structure, side seal protection component includes side seal protection piece and the matching structure on pipe material, side seal protection piece is provided with installation cooperation head on the side away from pipe material, outer protective structure includes outer anti-oxidation coating, outer combined barrier layer and outer anticorrosive layer, outer protective structure includes inner anti-oxidation coating, inner combined barrier layer and inner anticorrosive layer, the utility model structure design compact and reasonable, bearing steel pipe can be comprehensively protected, can prevent foreign body scratch pipeline inner wall, can improve bearing production quality, can prevent the oxidation, corrosion of bearing steel pipe stored, can greatly improve bearing steel pipe storage time.