1.Material of the valve: Brass,UPVC,Brass 2.Size Scope: ball valveDN50-65,butterfly valveDN50-125 ... Electric valve Motorized valve ball valve,AC220V,UPVC,Brass,SS, 100NMMaterial of the valve: Brass,UPVC,BrassSize Scope: ball valveDN50-65, ... order to establish); Antirust and anticorrosion: complete-machine support, both coupling and screw are made of stainless steel; Intelligently numerically-control ...