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 www.hbthgg.com price of spiral steel pipe, oil, natural gas and coal industry is one of the main users of the company, has become the indispensable material of conveying water, oil, gas coal and other substances. Has huge economic benefits of pipeline transportation and pipeline construction investment is less than 1/3 of 1/2, freight only railway of the railway, saving manpower, material and financial resources, but also shorten the construction period, a large transmission capacity, easy to use, safe reliable. 2, in the construction industry, spiral steel pipe, steel piles and components used in bridges, factories, harbors, culvert pipe and equipment foundations. 3, in agriculture for farmland irrigation and drainage tube borehole wall and ducted through the water pipe. 4, in the industrial and communications enterprises for general fluid transportation, gas, production of low pressure vessel, storage tanks, tea stove, chimney and structural pipe. 5, can also be used for solid conveying, such as ash, coal powder, slag. 
 My entire to adopt SY/T5037-2000, GB/T9711.1-1997 standards and APISpec5L standard production φ219-φ2320, Q235, Q345, 10 # steel, 20 # steel, 16Mn, L245, L290, of L360, X42-of X70 steel class different thickness of the "Tian Hui" brand spiral submerged arc welded steel pipe. The products are widely used in natural gas, petroleum, chemicals, electricity, heating, drainage, steam heating, hydropower pressure steel pipe, thermal power, water and other long-distance pipelines and piling, bridges, steel structures and other engineering fields. The company also Chair of the well-known engineers in the industry five Jinxi Petroleum Steel Pipe Plant and Baoji Petroleum Steel Pipe Plant to ensure the quality of the product. Based on the quality, the full implementation of quality management. Through the ISO9002 quality management system certification in 2001 and in May 2003 passed the ISO9001-2000 quality management system certification and quality to win the trust of customers to meet the market, technology product that is character, integrity is life. Customer satisfaction is our eternal pursuit. The company is committed to: the same quality steel, steel prices the lowest. 
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