Neco Schubert and Salzer Limited manufactures Ferrous Control Valves. Neco Schubert and Salzer Limited are ISO 9001:1994 and ISO/TS 16949:2002 certified company. Neco Schubert and Salzer Limited offers Industrial Valves in Ferrous & Nonferrous materials, Nonferrous forgings duly machined & non ferrous components, Automotive components & Castings, etc. The Ferrous Control Valves is equal or greater than -the ration of Cv at 90% plug lift to Cv at 10% plug lift. The 90% and 10% plug lift figures are chosen to ensure good control, but need not be considered absolute. The Ferrous Control Valves have quick opening, linear and equal percentage.