... /2''-240''(DN15 to DN6000)TypeWelding Neck Flange, Slip on Flange, Threaded Flange, Socket Welding Flange, Blind Flange, OrificeFlange, Ring Joint Flanges, Long Welding ... building,paper making,metallurgy,construction /water supply and sewage work Flange Facing TypesRaised Face, Flat Face, Ring Type Joint, Lap- ... good qualit,low MOQ and short lead time Carbon Steel Flange (ANSI, DIN, JIS, EN1092-1)