... Thread Ball Valve(PN64) Size:1/4~2'', Full Port Material: 304 316 Standard: DIN BS water,oil.gas,some causticity fluid Stainless Steel Ball ... be able to endure high pressure and dose not destroy valve .Seat: PTFE.material and good on-off feature.Working pressure ... , CF8M, CF3M, 1.4408Dimension: 1/4", 3/8", 1/2", 3/4", 1"1 1/2'', 2'', 2 1/2'', 3'', 4''PARAMETERS stainless steel ball valve