Forged steel gate valves are available in three bonnet designs.

The first design is the Bolted, with male-female joint, spiral wound gasket, made in F304L/graphite. Ring joint gasket are also available on request.

The second design is the welded bonnet, with a threaded and seal welded joint. On request a full penetration strength welded joint is available.

The third design is the pressure seal bonnet, with a threaded and pressure seal bonnet joint.