The Herz 2-way flanged control valve, identified as part number 5BZ599 and corresponding to the F 4035 series with nominal diameter DN 15, is engineered for precise regulation in industrial heating and cooling systems. Constructed with a robust grey cast iron EN-GJL-250 body, stainless steel stem, and stainless steel seat, it ensures exceptional durability and reliable performance. This valve is designed to operate efficiently up to 150 °C and a maximum operating pressure of 16 bar (PN 16). It features a Kvs value of 2.5 m³/h and maintains a leakage rate below 0.05%, making it suitable for demanding industrial applications requiring accurate flow control.