JDV manufactures high-performance valves for severe service, including the JBFL, JBFH, and JBFX metal seated ball valves, rated up to Class 4500 and 1200°F, with zero leakage and a five-year warranty. Their JTEM triple-offset butterfly valves span 3″ to 48″, Class 150 to 2500, with metal-to-metal SlideSeal design for abrasive, high-temperature, and high-solids media. The JSB Series V-port segment ball valves deliver precise throttling for slurries and fibrous flow, while cryogenic ball valves handle temperatures down to -196°C with full-bore construction and safety features for industrial gas service.