... steel ball valve 1,Size:inch 1/2 to 4 2,Surface:nickel,brass,chrome 3,Handle:long steel hanlde 4,Material:steel. Stainless steel ball ... valve1, Material Valve body stem/ball: brass Cn39Pb3 according to EN12164 ... Valve bolt: SS7. NPT, BSPT, G screwSize: 1/2, 3/4, 1,1-1/4,1-1/2,2 inch Stainless steel ball valve ...