black iron ball valve_black iron ball valve

In the process of tempering, stainless steel precision castings can effectively eliminate the stress generated during quenching to a certain extent. After quenching, the product decomposes and transforms the martensite and retained austenite metastable structure, and the product is tempered The temperature is usually below the eutectoid transformation temperature, the higher is about 650℃, and the holding time is not less than 2h.

Green Sand for Casting A Comprehensive Overview

3. Die Cavity The die cavity is where the actual shaping takes place. This section is precisely machined to form the desired shape or contour of the final product. The accuracy of the die cavity directly affects the quality of the stamped parts.