Jiangyin City Dongfa Pipe Fitting Manufacturing Co., Ltd.

Jiangyin Dongfa Pipe Fitting Manufacturing Co., Ltd. is a professional enterprise which produces metal pipe fittings of stainless steel, duplex steel, titanium material, copper-nickel alloy, zirconium material, carbon steel, alloy steel, low temperature steel and stainless steel composite material. Established in 1993, the company produces all kinds of elbows, tees, reducers, large R type of bends, caps, laps, flanges and forged pipe fittings, etc. from domestic and international high quality raw materials, with specification range of 1/2"~78"(DN15~DN2000). Produced according to standards of GB, SH, HG, DL, ASME, DIN, JIS, BS, etc. as well as technical drawings provided by customers, the products are widely applied in industry of petroleum, chemical, electric power, natural gas, shipbuilding, metallurgy, mechanical, textile, food, medical, architecture, etc.
Process and facilities
The Company has advanced manufacturing process and facilities, complete test means, with quality assurance system adopting internationally commonly used ISO 9001:2008 standard. Nowadays, the company owns special equipments for producing pipe fittings, such as 820 medium frequency elbow pushing machine, large R bend machine, 16"tee cold extruding forming machine, 20"stainless steel elbow pushing special machine, 2000T large table board hydraulic press, 1000T,500T four-column hydraulic press, high-power heat treatment furnace and shoot blaster, etc., equipped inspection and testing equipments, such as multi-purpose material testing machine, low temperature impact testing machine, fully quantitative direct reading spectrometer, digital ultrasonic flaw detector, optical microscope, etc. With a large number of engineering technicians and technical operators for manufacturing pipe fittings many years, the company has the process design, fabrication, welding, heat treatment, chemical cleaning and product testing and inspection abilities. Up to now, the company has established long-term stable cooperation relationship with domestic all kinds of large chemical industry, petroleum, shipbuilding, natural gas, electric power industry, etc., Sino-Foreign Joint Venture Enterprises, and various main designing institutes. The products are exported to US, UK, Belgium, Norway, Egypt, Serbia, Pakistan, etc.

Jiangyin Dongfa mechanical manufacturing Co.,Ltd. is a comprehensive enterprise who professionally manufactures pressure vessels of grade I/II/III, components of pressure piping,steel structures. The company's products are widely applied in industry of petroleum, chemical, fertilizer, shipbuilding, medicine, environment protecting, electric power, metallurgy, architecture, etc. The main products include storage vessels of multiple mediums, heat exchangers of different types, reaction vessels and separation vessels of different working conditions, large type steel structures.

The company owns advanced manufacturing equipments, strict inspection and test means, has more than 210 sets of all kinds of fabricating, manufacturing, inspection and testing facilities. The large and key equipments include heavy plate rolling machines of 4000X100mm, large table-board hydraulic machines of 2000T, plate cutting machines of 2.5m, edge planners of 9m, pipe bending machine, numerical control integration air plasma cutting machines, pipe plate welding system of gantry type, automatic welding center, hydraulic pipe expanding machines, rock-arm drill press, large type sand-spray room. Inspection and testing equipments include multipurpose material testing machine, low temperature impact test machine, quantitative direct reading spectrograph, numerical ultrasonic flaw detector, metallic microscope, ferrite testing machine, etc. 35000square meters port of Yangtze River supplies stable & reliable condition and technical assurance for manufacturing the exceeding limit equipments of large type integral fabrication and integral transport.