 
 This article provides a comprehensive framework for evaluating rust resistance and durability in steak knives, covering blade materials, heat treatment, coatings, handle design, and OEM considerations. It offers practical tests, care guidelines, and supplier evaluation criteria tailored to international brand collaborations, ensuring that steak knife products meet stringent durability and safety standards across markets. The focus remains on “Steak Knife” performance, reliability, and value in diverse usage scenarios.