1.3 Pieces Stainless Steel Ball Valve 2.size : 1/4"--4"(DN6-100) 3.Material : 316,304 4.Threaded end,welding end 1.3 Pieces Stainless Steel Ball Valves 2.Materials:SS304,316.3.Size:1/4''-4''(DN6mm-DN100mm)4.Working pressure:1/4”~2” 1000 psi, 2”~4” 800 psi.5.Threaded end connection: BSPT\NPT\DIN29996.Suitable medium:water,gas,air,acid7.Pure Teflon seals and seats8.Temperature range: -60 to 450 °F9 ...