Sanco Valves Pvt. Ltd. Manufactures Globe Valve with Renewable Seat Rings. Sanco Valves Pvt. Ltd. Supplies industrial valves. Globe Valve with Renewable Seat Rings has the circular male and female bonnet joint which is self-aligning and encapsulates the gasket. Globe Valve with Renewable Seat Rings is provided with standard gasket which is double jacketed metal. Valves in these classes are also available with spiral wound or ring joint gaskets when specified. The class of this globe valve is 300.