... strength properties, high hot wear resistance, good machinability and polishability, fine grain size with high level toughness, ... structure without grain boundary carbide, nitridable, contains low P and S alloys, admits water cooling. Applications:Highly stressed hot ... rings, wearresisting parts, cold heading die casings, hot gripper and header dies, nitrided ejectors. Heat Treatment:Annealing: 750 - ...