Steel World operates as a leading supplier, Manufacturer, Dealer, And stockholder of the die steel hchcr flat bar. Hchcr commonly referred, Die steel to as d3 steel 1. 2080/x210cr12, Offers an elevated, Carbon, High, Chromium cold, Work tool steel. Let s explore its key features composition carbon 2. 00%, 2. 35% chromium cr 11. 00%, 13. 50% silicon si 0. 60% manganese mn 0. 60% nickel ni 0. 30% vanadium v 1. 00% copper cu 0. 02% tungsten w 1. 00% properties hardness hchcr d3 steel achieves a hardness in the selection of 58, 64 hrc after proper heat treatment. Wear resistance excellent abrasion/wear resistance. Applications ideal for highly stressed cutting tools, Punching tools for and knives, Thin sheets for paper, Drawing tools, Profile rolls, Shear blades and plastics. Heat treatment hardening heat in a controlled atmosphere or use pack hardening. Preheat to 750, 800 c, Then raise to 950, 980 c. Soak and quench accordingly. Tempering double tempering is recommended at a suitable temperature.