... DN10 to DN3000;2), Material: carbon steel, stainless steel and alloy steel;3), Standard: ANSI, DIN, EN1092-1, NFE, AS, JIS ... use;4), Types: WN, SO, BL, Plate, Thread, Socket and etc;5), Process: free forging, plate cutting;6), Packing: in wooden cases ... with drawing and detailed technical requirements. Thank you carbon and alloy and stainless flange