United Valve has partnerships with over two dozen of the top valve manufacturers in the world to provide valve modifications and repair services to the refining and petrochemical industries. They have a shop that is equipped with state of the art machining, welding, pressure testing and non-destructive evaluation equipment.

Copeland manufactures a variety of petrochemical valves. While some are a plug valve design, most use the variety ofdesign features offered by their BV Series valves. Options for petrochemical valves include special linings or coatings for dray abrasive conditions, high temperature alloys, metal coatings that approach the hardness of diamonds, and many others.

Pentair's line of petrochemical valves are sold under brand names such as Vanessa, KTM, Biffi, Anderson Greenwood, and Crosby. Pentair engineers can create customized solutions that are tailored to fit customers’ specific application requirements.

American Production Valve is a supplier of check valves for petrochemical applications. Types petrochemical valves include ball, diaphragm, double ball, dual plate, lift/piston, stop, swing and double check valves. Clapper valves are also available. Construction can be either cast steel, stainless steel, or cast iron. Diameters are available from 1/2" to 36", with 150 lb to 2,500 lb psi.

DS Anthony & Sons operates a 50,000 sq. ft. shop dedicated to machining, fabrication and repair. Their stream-line processes help their customers to manufacture valves for the petrochemical, paper pulp, and acidic markets.