HQ pipeline CO., LTD is a professional manufacturers & exporters of all kinds of pipeline products in China, mainly specializing in kinds of steel pipes, steel pipe nipples and coupling, high pressure fittings (steel butt-welding pipe fittings, steel forged fittings), forged flanges, casting pipe fittings( Malleable iron pipe fittings, Ductile iron grooved pipe fittings and couplings, Stainless steel threaded pipe fittings, Cast iron pipes and accessories), casting flanges, casting valves, and OEM/ODM service, which are widely used in the field of petroleum, natural gas, ship building, metallurgy, electric power, chemical industries, etc.

Years of professional pipeline production technics and rich experience, strictly quality control and assurance, years of export experience, reputed pre-sale and after-sale service, continuous development and improvement, we believe that HQ will be your premier partner. We welcome your visit, and look forward to committed to meet your any need for the pipeline products.

steel pipes, steel pipe nipples and coupling, high pressure fittings (steel butt-welding pipe fittings, steel forged fittings), forged flanges, casting pipe fittings( Malleable iron pipe fittings, Ductile iron grooved pipe fittings and couplings, Stainless steel threaded pipe fittings, Cast iron pipes and accessories), casting flanges, casting valves, and OEM/ODM service