Spiral Steel Pipe of Hebei Tianhui Steel Pipe Manufacturing Co., Ltd. production are widely used in various fields of the national economy: 1, oil, gas and coal industry is one of the main users of the company, has become an indispensable transport substances such as water, oil, gas coal materials. Pipeline transportation has huge economic benefits, pipeline construction investment is less than 1/2 of the railway, only 1/3 of the railway freight, saving manpower, material and financial resources, but also shorten the construction period, large transmission capacity, ease of use, safety reliable. 2, is applied in the construction industry, spiral steel pipe bridges, plant, harbors, culvert pipe and equipment based on steel piles and components. In agriculture, for agricultural irrigation works, wall tube and ducted through a water pipe. In enterprises of all ethnic groups in Xinjiang, for general fluid transport, gas tube, making the low-pressure vessel, storage tank, tea and stove, chimney and structure. 5, can also be used for solid transport, such as coal ash, coal powder, slag. All I SY/T5037-2000 production φ219-φ2320, GB/T9711.1-1997 standards and APISpec5L of standards, Q235, Q345, 10 # steel, 20 # steel, 16Mn, L245, L290, L360, X42-X70 steel level different wall thickness Tianhui "brand spiral submerged arc welded spiral steel pipe. The products are widely used in natural gas, petroleum, chemical, electric power, heat, water supply and drainage, steam heating, hydropower pressure spiral pipe, thermal power, water, and other long-distance transmission pipeline and piling, bridge, steel structure engineering. The company also Jinxi Petroleum spiral steel pipe factory and spiral steel pipe factory in Baoji Petroleum Distinguished five of the industry's well-known engineer, in order to ensure the quality of the product. ? Straight seam steel pipe spiral steel pipe pump tube fabric pump tube wear-resistant pipe pvc sheet