... steel,stainless steel and alloy steel 3.Standard:ANSI,ASME,DIN, Stainless steel pipe flange Size:from DN10 to DN3000Material:carbon steel,stainless steel ... We manufacture all kinds of pipe flange such as forged flange,blind flange and welded neck flange and more ... ,SW flange and Threaded flangeSize (DN15~DN3000)Pressure class150-2500lbsMaterial Forged steel, A694 F42, F46, F48, F50, F52, F56,F60,F65 ...