brass ball valve for connecting water-meter and pipes Material: brass, nickel plated, Size:1/2, 3/4, 1, 11/4, 11/2, 2 Brass ball valve with long handle are made of brass body, brass ball, brass stem and long iron handle coated plastic. The can be nickel plated according to clients' special requirement. The conventional sizes are D15,D20,D25,D32,D40 and D50. They can be used for hot and cool water ...