-----Austempered Ductile Cast Iron (ADI) Our company takes the lead in China in mastering the research and production technique for austempered upper/lower bainite nodular cast iron (ADI-austempered ductile cast iron).We can carry out both sand mould and metal mould casting. We also have a powerful technical force in melting and machining and have a whole range of detection equipment. Our company is equipped with several automatic molding assembly lines, 85-ton electric furnaces,47-ton cupola furnaces, the three-dimensional measuring machine from Italy, Alang direct reading spectrograph from Britain and other digital control machining equipments. As an ISO 9001 certificated company, it covers an area over 20,000 square meters. 19 engineers responsible for the R&D work. The annual production capacity could be up to 3000 MT. We have dedicated to researching and developing ADI field for many years. Through cooperated with R&D institutes, a perfect, reliable flowchart and quality control system has been set up. We have researched and manufactured hundreds series ADI products such as wind-power tools and control arm for INGERSOLL-RAND, VOITH. On our clients' demand, we can manufacture quality products of all brands in accordance with EN1564-1997, ASTM A897-97 and JIS G5503-1995 standards. ADI has many advantages: high strength, easy-forming, excellent wear resistance, shock resistant, good anti-fatigue and good shock absorption etc. It can replace forging steel, casting steel, steel alloy and welding structure parts .They are widely used in automobile industry, mining, construction, railway, agriculture, general machine industries.At present, our products are mainly automobile control arm, pick hammer, vehicle bridge, wearing plate on passenger and cargo wagon, automobile curve gear and bevel gear.