... ) Size:1/4~2'', Full Port Material: 304 316 Standard: DIN BS water,oil.gas,some causticity fluid Stainless Steel Ball ValveConnect form ... : Thread.Size: 1/4”∼4”.Suitable medium: water, oil, steam, nitric acid ... , 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