Material 1: bearing steel (SUJ2) HRC 60 ± 2 Material 2: stainless steel (440C) HRC 53 ± 2 Treatment: induction hardened surface treatment: grinding and hard chrome plated precision: general level and g6 level, according to the customer's The actual use of the environment to recommend suitable precision processing: according to customer demand for processing shaft installation Case: Beijing GE, Beijing universal love, 33 Application: Widely used in medical, automation equipment, hydraulic and other areas of the order hotline: 4000-859-096 Beijing Kai Sheng Technology Development Co., gravel: http: //schmotion.com