Blade Steel Types and Performance Characteristics REAT knives utilize 4 main steel alloys throughout the product array: D2 tool steel, 14C28N stainless, 440 stainless, and 440C stainless. D2 steel contains 1.4– 1.6% carbon and 11– 13% chromium, which creates a Rockwell solidity of 58– 62 HRC after warm treatment. This firmness level preserves a cutting side via sustained use on…
