... ,Odm Accept 4,Produce by international standard Brass ball valve Brass ball valve: 1,Size: 1/4".3/8',1/2',3 ... :20000times Anti-Oxygen glue applied to join body &bonnetSuitable medium: water , non-causticity liquid , saturated steam .COMPONENT:NO.ComponentMaterial1BodyC377002BonnetC377003BallC377004Seat RingTeflon5StemC377006Packing RingsTeflon7WasherC377008HandleSteel ...