Company

Dalian Dafa Foundry Co., Ltd. is a specialized casting manufacturer of Dalian Marine Valve Co., Ltd. (DMV), which attached to China State Shipbuilding Corporation Limited(CSSC) and also a professional casting manufacturer undertaking various other castings. Dafa Foundry is located in Dalian Puwan New District, with a total area of 200,000 m2 and construction area of 60,000 m2. Dafa possesses most of the casting process and method, such as sand mould casting(clay sand, water glass sand, furan resin sand, phenolic resin sand), permanent mold casting, centrifugal casting, investment casting(Silica Sol and water glass composite) etc., to produce carbon steel、stainless steel、alloy steel、grey iron、nodular iron、copper alloy、aluminum alloy、zinc alloy and titanium alloy etc. various material castings with maximum single casting weight up to 15 tons and total annual output of over ten thousand tons. China Foundry Association has listed Dafa Foundry on the Top One Hundred Enterprises during year 2010 and granted One Thousand Key Enterprises during year 2011.
Dafa got GB/T19001-ISO9001 Quality Management System Certificate issued by China New Time Certification Center (XQC) in 1996 and ISO9001:2008 Quality Management System Certificate issued by Lloyd’s Register in 2009, Dafa has been approved by most of the classification societies ABS,BV,CCS,DNV-GL,KR,LR,NK,RINA starting from year 1984 with approved range of carbon steel, stainless steel, alloy steel, grey iron, nodular iron, copper alloy, and sacrifice anode etc., passed API and CE certification in 2003 and PED certification in 2009. 
Our company possess very strong technical expert, there are 2 senior engineers at the researcher level, 13 senior engineers, 9 junior and intermediate engineers, and 20 quality inspectors, and advanced technologies such as AnyCasting Casting Simulation Analysis System and Hexagon 3D scanner. Equipped with advanced production and inspection facilities, one 10tons Furan resin sand production line, one 15tons alkaline phenolic resin sand production line, three sets of 0.5ton oil heating crucible furnace, thirteen sets of 0.15～10tons middle frequency induction electrical furnace, one set of 10tons electric arc furnace，one set of 5tons AOD furnace, one 0.15t and one 0.5t skull furnace, 5 sets of centrifugal casting equipment, one 50tons and one 80tons liquefied gas heat treatment furnace, one complete set of investment casting production lines which can produce castings of maximum weight 120kg, alloy heat treatment furnace, 5 sets of electric resistance heating furnace and many machining facilities. Spectrometer analysis facilities imported from Germany, portable alloy element analysis unit from US, various chemical composition analysis equipment, digital controlled mechanical property test machine, impact test machine (-196℃ to 20 ℃). Olympus metallographic analysis instrument, Vertical and portable metallographic microscope, ultrasonic testing instrument, Japan Electric Corporation 3000A magnetic detection machine, various hardness tester including HL hardness tester, ultrasonic thickness gauge, portable temperature gauge etc. 
Among top 500 Enterprises in China Machinery Industry, Dalian Marine Valve Co., Ltd. possess many advanced machining machines such as processing center, Computer numerical control machines imported from Germany US and Japan, and this provided very strong quality assurance about the machining of our castings. 
Our valve products had been used on marine, oil, offshore and nuclear industry by various yard and customers both domestic and abroad: United States, Germany, Netherland, Norway, Singapore, Malaysia, Japan and Korea etc. Our products got very good feedback and recognition by the classification societies, shipyards, ship owners and other customers. For the past ten years, we extended our production capacity and field of application, so that we had successfully delivered products from maritime to mine machinery, oil industry, machining facilities, automobiles, offshore and nuclear industry.
During the past years, our company always followed our quality policy: Quality Priority, Integrity First, Innovation & Breakthrough, Pursuit of Unlimitedness. Pursue common development under the principle of reciprocity and mutual benefit. We’re looking forward to have close co-operation with all customers and create a better future.