1) Alloy Steel Flange 2) Size: 1/2"-30" 3) Standard: ASME, ANSI, DIN, etc. 4) Stainless Steel, Carbon ... /2"-30"3) Material available:stainless steel, carbon steel, alloy steel, etc.4) Flange type:welding neck flange, slip-on flange, plate flange, blind flange, threaded flange ...