1.2080 Cold Work Mould Steel of Features: High hardenability, high hardness, high wear resistance, small deformation after quenching, good toughness Supply Condition and Hardness: Annealed, hardness ≤ 255HBS; Spheroidization annealed, hardness ≤ 245HBS. Quenching and Tempering Specification: The first preheating temperature 500 ~ 550° C, the second preheating temperature 800 ~ 850° C, quenching temperature 1030 ~ 1050° C, Air quenching, or oil quenching to 200° C, then Air Cooled. Tempering temperature of 500° C, then air cooled, tempering 2 times.