... :2000 Certificate 3. MS58,MS59,CW617,CW602N,CZ132,Lead free brass Brass Ball Valve1. Brass Material MS58,MS59 CW617 ... CW602N,CZ132 Lead free brass2. Size 1/4" ,3/8" , 1/2" , ... , 3" , 4"3. Surface Yellow brass color Nickel plated Chrome plated4. Point Thread: ISO228 ( Equivalent to DIN259 and BS2779) or ... :Produce Process: 1/4"-4" Brass Ball Valves Chrome plated