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云南快乐10分钟开奖结果查询: Wide application of spiral welded pipe
2018-03-21 14:12:44

云南快乐10分计算公式 www.pxlrrk.com.cn Wide application of spiral welded pipe

The main purpose of spiral welded pipe: widely used in the construction of civil works such as houses, bridges and roads.

Tianjin spiral welded pipe is widely used in natural gas, petroleum, chemical, electric power, heat, water supply and drainage, steam heating, pressure pipe for hydropower station, thermal power generation, water source and other long-distance pipelines and piling, dredging, bridges, steel structures and other engineering fields. The quality of the spiral welded pipe is thin and low, and there is often a phenomenon of dissatisfaction. The reason is that the manufacturer has to achieve a large negative tolerance. The reduction of the first few passes of the finished product is too large, the iron type is too small, and the hole type is not full. With the development of the national economy and the improvement of people's living standards, spiral welded pipe has become a new trend in the development of pipeline systems in China. Tianjin Shuangjie steel pipe  Co., Ltd. is a specialized production of spiral steel pipe, straight seam steel pipe and square rectangular pipe. Business. The company has the most advanced steel pipe production line at home and abroad. The company integrates R&D, production and sales, and its sales network covers all regions of the world.


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