Cast Steel Globe Valve

Cast Steel Globe Valve

The fast changing world and sophisticated application have made the valve industry more vigilant, and product innovation and technological marvels have become prime concern for the valve industry to match the demand. Cast steel globe valves are designed and manufactured to provide maximum service life and dependability. All cast steel globe valves are exceptionally sturdy, rugged and durable.

Cast steel globe valve mainly consists of body, disc, seat, stem and other necessary fittings. The body is cast with uniform sections and generous radius fillets to prevent stress concentrations. The bonnet is fitted with a bonnet bush to guide the stem and provide a back seat when the valve is fully open and under pressure. The ball type disc provides a fine bearing surface on the taper seat. For severe services which necessitate hard faced seats, a plug type disc can be provided. The precisely machined and ground finished stem is held to the disc by a disc stem nut, which permits the disc to swivel. This free floating design prevents undue wear of the seat surfaces.

Besides, the cast steel globe valve have several ends connection types, such as flanged, butt-welding etc. And the different types of connection are applied in order to suit the working conditions and to achieve the good sealing performance. Moreover, the cast steel globe valve are available with various operating modes, like handwheel, gear operate and so on.