... on,welding neck. stainless steel standard different kinds of flanges:General DescriptionCarbon steel, stainless steel and alloy flanges, are manufactured as per ... ANSI, DIN, EN1092-1, NFE, AS, JIS b) Customers' drawings for special use 4) Sizes we can produce: DN10 to DN3000 ... can supply: WN, SO, BL, plate, thread, socket and other special shapes 6) Kinds of forging: a) Free forging b) Die forging c ...