Shandong Liaocheng Polygram Pipe Co. is a professional special steel, special-purpose steel research and development, production and sales of large enterprises. Since the beginning of the creation of steel tubes, we to quality service, professional quality inspection personnel, equipment to ensure the sales of each product to achieve customer satisfaction, access to many users. Shandong Liaocheng Polygram has focused on forging steel pipe, automotive structural pipe, oil well pipes, oil and gas pipelines, chemical industry, marine, boiler, nuclear power and other special pipe. Implementation of the standards are the national standard, Japanese standard, German standard, the British standard, American standard. Our products have been widely used in the hydraulic system piping, automobile manufacturing pipes, industry, construction machinery, railway locomotive, aerospace, shipbuilding, injection molding machines, die casting, machine tool, diesel, petrochemical, power plants, boiler equipment and other industries. Shandong Liaocheng Polygram steel annual sales of Chengdu Iron and Steel Group, Daye Steel Group, Baotou Steel, Baosteel Group, Anshan Iron and Steel Group, Tianjin Seamless, Xining Te steel, Wuxi Steel Plant, Hengyang Steel Plant and other major steel production all kinds of seamless steel and alloy tubes. It has formed the annual inventory turnover of more than 15,000 tons, the annual sales volume of over billion. Precision seamless Process Description: high quality carbon steel, refined pull, no oxidation of bright heat treatment (NBK state), non-destructive testing, pipe wall scrubbing equipment and after high pressure washing, anti-rust oil for rust on steel processing, sealed at both ends Cover for dust treatment. Main features: high precision, good finish Sichuan inner steel tube, heat-treated steel inside and outside the wall oxide layer, the inner wall of cleanliness is good, steel to withstand high pressure, cold deformation, flaring, flattening without cracks, can be used for a variety of complex deformation and mechanical processing. Steel Color: light gray with white main purposes: hydraulic systems with steel, automotive steel, other steel tube precision, finish, cleanliness, there are areas of high mechanical performance requirements. Liaocheng in Shandong Steel Pipe Manufacturing Co., Polygram covers 43,000 square meters, specializing in the production of seamless steel tubes, spiral pipe, straight seam steel pipe; thermal expansion pipe has eight production lines, expanding pipe specifications from Φ133-Φ920mm, annual production capacity of 250,000 tons, the company also has the most advanced eddy current inspection and pressure testing machine, physical and chemical testing equipment, is one of the largest steel producers in North China, the company has a complete high school low-pressure pipe production line can produce a variety of various materials elbows, tees, reducers, class size, as well as welding, welding and other types of flanges, products are sold to all large enterprises, by customer trust and praise. Since 2008 the company has passed ISO9001 international quality management system certification, China Classification Society certification, the American Petroleum Institute API.Spec5L, 5CT product certification, boiler and pressure vessel safety certification (DED). And access to special equipment manufacturing license (pressure pipe) such as system certification and license. Companies in strict accordance with ISO9001: 2000 international quality management system requirements for steel pipe production in Jiangxi, adhere to the "radical user's needs, what users are thinking," to serve the purpose, adhering to the "professional and pragmatic, integrity world" spirit of enterprise, Guangdong continue to forge ahead in the steel pipe, Zhi struggle, strive to provide quality products to customers, the best service to customers. New and old customers and friends all the staff manager of the company over the years to give our care and support to express my sincere gratitude, meanwhile, hope to continue to provide a constant support and love, we mutual benefit and common development, create brilliant! Inner steel tube, high-pressure steel pipe, steel pipe inner Guangdong, Shandong Liaocheng by Polygram Steel Pipe Manufacturing Co., Ltd. Liaocheng in Shandong Steel Pipe Manufacturing Co. Polygram (www.lcbljgg.com) (www.lcbljgg.com) (www.sdlcblj.com) (www.bljggzz.com) strong, credible, Liaocheng in Shandong wire, pipe, plate manufacturing equipment industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Polygram pipe into the brilliant and you work for a better future!