... 3.Normal Pressue: PN25 4.Handle: Steel Ball: brass Stem: brassHandle: steelSize:1/2"-21/2"Thread standard: ... information: Inner Box,Exporting CartonBody/Bonnet : brass or zinc alloy ,nickel plated or chromed plated Connect Thread: NPT,BSP,BSPT,NPTF, ... ISO228,BS21,Compression Endbrass ball valve,full port ball valve,ball valve,brass valve,brass ...