An 11-14% Hadfield spec manganese steel. Excellent for extreme impact applications with an as received hardness of 180-220 BHN. It work hardens to 500 -650 BHN under heavy impact by hard materials, is non-magnetic and resists galling when used in metal to metal contact. It is  used for liners, impact plates, bushings, gears and magnetic separators.

Technical Data Sheet