... 2, Surface: nickel, brass, chrome 3, Handle: long steel hanlde 4, Material:brass Brass ball valve1, Material ... Valve body stem/ball: brass Cn39Pb3 according to EN12164 or ... ”, 2-1/2”, 3”, 4”3, Surface Brass finish, nickel finish, chrome finish4, Working temperature - ... a torque of 15kgm.4.Opening and closing of the valve must be achieved through ...