Lead Free Forged Brass ball valve 600 WOG - 150 SWP Full Port Blow Out Proof Stem Teflon Seats Threaded Ends Comply w/ ANSI B2.1 Solder Ends Meet ANSI B16.18 Conforms to MSS-SP-110 Specifications Sizes 1/4" - 2" Material: Lead free brass, Meet ANSI/NSF61 standard. . Suitable medium: Water, Gas. . Working temperature: -20 Celsius to 170 Celsius . Surface treatment: Brass colour or plated nickel, chrome. . Delivery time: Within 35 days.