plan to buy rocket bottom price lsaw piling pipe for bridge construction astma252 gr.3 dn800 ?  Tianjin Decho can offer customer design lsaw piling pipe for bridge construction astma252 gr.3 dn800, suitable for South Africa, Australia , New Zealand, Nicaragua, Brazil ,Chile, Spain and other countries. we are the best supplier for your steel business.

LSAW Pile pipes for bridges mainly have the following characteristics:
1. After the overall mechanical expansion treatment, the internal stress of the steel pipe is small and evenly distributed, which can effectively prevent stress corrosion cracking, has high dimensional accuracy, and is convenient for on-site welding construction.
2. It adopts the pre-welding and finishing welding process, the welding process is stable and the weld quality is high.
3. The welding seam is easy to realize non-destructive flaw detection in the production process and non-destructive flaw detection in the field during use.
4. Compared with non-straight welded pipes, the weld is shorter and the probability of welding defects is small.
5. A wide range of product specifications, which can produce small diameter and large wall thickness as well as large diameter and large wall thickness steel pipes.