Magna Electro Castings Ltd offers Ductile Iron Linear Valve. Magna Electro Castings Ltd is an ISO 9001: 2000 and ISO 9002 accredited company supplying a wide range of Ductile Iron and Gray Iron casting and machined components. The Ductile Iron Linear Valve is made from iron of 400/12 grade and is available in rough finish for use as machine castings in various industrial applications. The Ductile Iron Linear Valve comes in the weight of 25.70 Kgs.