About usjianjie
Haian Wanli Foundry Co., Ltd. is a wholly-owned subsidiary of Jiangsu Wanli Machinery Co., Ltd., specializing in the production and sales of various high-quality ductile iron castings. Currently, the company has 45 technical personnel (including 5 are senior engineers), and covers an area of 100 mu. Total building area is 23,500 square meters, and total assets are up to 180 million yuan. The company has been the largest ductile iron production base in Jiangsu province, and the annual casting production capacity is more than 60,000 tons. In recent years, the company has developed a kind of high-strength and high-toughness ADI ductile iron material while cooperating with Tsinghua University. In 2005, our ADI material passed the identification of scientific and technological achievements organized by the Science and Technology Bureau of Jiangsu Province and won the Scientific and Technological Progress Award in Jiangsu.
Management system: The company has set up 2 casting workshops, a shell molding workshop, a production preparation workshop and a cleaning workshop. At the same time, it has established ductile iron research institute, casting sales company, quality control room, production dispatching room and an integrated management office. Under the quality control room, pre-furnace metallurgical room, spectrum analysis room, physical and chemical room, and laboratories are established. In April 2001 and January 2008, the company passed the certification of ISO9001 / 2000 and TS16949 quality management system.
Equipment resources: Main production machines of the company includes 7 sets of 1-ton medium frequency electrical furnace, 4 sets of 2-ton medium frequency electrical furnace, 9 semi-automatic iron sand molding lines, 1 fully automatic shell molding line, 1 clay sand molding line, 16 sets of thermal core box core shooting machines, 5 sets of circulating chain Shot Blasting chambers, 1 set of drum-type shot blasting chamber, and 32 sets of various heat treatment furnaces etc.
Test method: Main testing machines includes ARL3460 spectrometer, LECOCS744 carbon and sulfur analyzer, pre-furnace thermal analyzer, audio detector, ultrasonic nodularization tester, large-scaled digital metallographic microscope, universal electronic stretching machine, 3-dimensional gauge, etc.
Process characteristics: We mainly use the processes of shell molding, iron sand metal molding, core assembly and clay sand molding, electric furnace melting, nodularization treatment, pre-furnace quick inspection, pouring machine, and mechanized continuous multi-shot blasting.
Material Range: Material grades includes QT900-3, QT850-5, QT800-2, QT700-2, QT600-3, QT500-7, QT400-18, HT300, HT250 and high strength, toughness ADI850-10, ADI1050-7, ADI1200-4, ADI1400-1 etc.
Main products: ductile iron engine crankshafts, camshafts, compressor crankshafts and various ductile iron castings for train, car, light rail, railway, wind power, military, shipbuilding, construction machinery, food machinery, mining machinery, printing machinery etc. Products are sold to 12 domestic OEMs and 4806 factories, and exported to more than 10 countries and regions, such as United States, France, Germany, Japan, Denmark, etc.
Haian Wanli Foundry Co., Ltd. always adheres to the principle of "perseverance and close service" and the business philosophy of "Win customers’ trust and profits with high quality products and morality", and provides first-class products and services for new and old customers both home and abroad.