brass ball valve with CE&ISO 9001 1. 1/2"-1" 2.H58-3&CW617N&DZR 3.Water pressure testing;2.4MPa 4.NPT&BSP&BSPT brass ball valve1.brass body,brass ball and stem,steel nut and and Aluminum handle,PTFE seal2.Surface finish:sand finish3.Size:1/2"-1".4.CW617N&H57-3&DZR5..BSP&NPT thread6.Nominal pressure;2.4Mpa7.Suitable Medium;water BSP F/M threaded Brass butterfly ball valve