Needle valves, ball valves, plug valves, check valves, relief valves, and instrument manifolds. Hy-Lok valves offer a variety of end connections, pressure ratings, handles and base materials including 316 stainless steel, carbon steel, brass, and special alloys. Hy-Lok is one of the few manufacturers capable of designing, developing and delivering custom fabricated valves according to rigid client specifications.
Hy-Lok’s rugged and compactly designed needle valves offer a wide range of sizes, configurations, end connections, pressure and temperature ratings.
Ball & Plug Valves
Hy-Lok’s ball and plug valves offer a wide range of sizes, configurations, end connections, pressure and temperature ratings for process and instrumentation applications.
Check & Relief Valves
Hy-Lok check & relief valves are available in fixed and adjustable-spring models. Several material and end connection options ranging in sizes from 1/8″ to 1″ are available.
Integral Block & Bleed Valves
Specifically designed to provide a compact installation for gauge or transmitter instruments, these valves feature reduced weight and minimum leakpaths.
Instrument Manifolds & Gauge / Root Valves
Hy-Lok’s instrument manifolds and gauge / root valves feature a strong, compact single-piece construction with metal to metal seals for ensured safety and performance.
Hy-Lok’s stainless steel cryogenic valves are designed to perform in the most demanding cryogenic environments, providing effective operation from -320° F (-196°C) to 700°F (371°C).
Bleed & Purge Valves
These valves range in size from 1/8″ to 1/2″ and offer a variety of end connections including Hy-Lok tube fittings, male/female NPT and ISO threads.
Hy-Lok’s Diaphragm Valves are made of 316L VIM/VAR and offer a long life cycle with excellent corrosion resistance with a variety of surface finishes for your specific applications.
Hy-Lok’s Bellows Valves feature an all-metal seal, a maximum working pressure up to 500 psi (34.4 bar), and a temperature rating up to 200°F (93 C).
Hy-Lok’s Toggle Valves offer manual and pneumatically actuated models for quick opening and closing. Available in stainless steel and brass with a variety of connections and configurations.
Inline & Tee Filters
Hy-Lok’s inline and tee filters are available in 316 stainless steel or brass, and feature a replaceable 316 sintered stainless steel filter element for effective particle entrapment.