... Welding Neck, Blind, Socket Welding, Threaded, Lap Joint and Plate etc.Pressure Ratings:Class 150, 300, 600, ... Market: America, Europe, Korea, South East Asia and Middle East countries.Surface treatment: Anti-rust Oil ... , Weld Neck, Socket Weld, Threaded, Lap Joint and Plate Flanges to ANSI, BS, DIN, JIS, ... is capable of producing various flanges, forgings and rings below Φ2000.We have the whole quality ...