Ari Valve offers butterfly valves that feature threaded eyelets, notch lever, lock lever, gearbox, and pneumatic/electric actuators. Product line of butterfly valves includes butterfly valves with elongated or threaded eyelet connections.

Dresser Masoneilan offers conventional butterfly valves in lined and unlined configurations. The valves feature a concentric, low-torque reversed cupped vane and a reinforced liner.

Advanced Valve Design produces a line of standard butterfly valves for tight shut offs. The metal seated butterfly valves feature low pressure, cast iron body and cast iron disc. The valves are available in wafer or lug styles and can handle temperatures from -20ºF to +450ºF. Available seat designs include angle seat, step seat, scissor seat, clearance seat, resilient seat, o-ring seat, and tadpole seat.

Makalu offers butterfly valves in wafer and lug type designs. The BTV-001 and BTV-002 feature center line butterfly valves with resilient seat, 2 to 32 inches and shafts of round, double D or square types. Body materials include grey iron, ductile iron, cast steel and stainless steel. Disc materials include ductile iron, aluminum bronze and stainless steel.

Tiangong Valve Co. manufactures butterfly valves for a variety of applications including the chemical, petroleum, and electric power industries. The types of butterfly valves available include high performance, metal to metal seal, rubber, lined, low temperature, vacuum and hydraulic check.

Aomi valves offer a widerange of valves for use in sanitary conditions including butterfly valves. Aomi's butterfly valves are for use in steel piping system and are available as automatic or manually actuated.

S&K Automation manufactures a full line of butterfly valves including actuated butterfly valves, electric butterfly valves, high performance butterfly valves, butterfly diverter valves and tee assemblies in a wide range of sizes for a variety of applications.