Product Description Zhengde Welded steel pipe, also known as welded pipe, is a steel pipe made by welding steel plates or strips after being rolled and formed. Welded steel pipes are divided into ...View More
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Q235 Q345 16mn 20# Large Diamter Longitudinal Welded Pipe L245 L290 X42 X46 X70 X80 Spiral Welded Pipe for Oil & Gas Transportation