We manufacture a complete line of Malleable Iron Pipe Fittings (American Standard, British Standard and Din standard), Ductile Iron Grooved Couplings and Fittings, Steel Pipe Nipples and Merchant Couplings (American Standard, British Standard and Din standard/ Welded and Seamless), Ductile Iron Threaded Fittings, Cast Iron Threaded Fittings, widely used in various pipelines to convey water, oil and gas. The products are preferred by the various industries, including plumbing, fire protection, chemical, oil and refinery, and so on.