large diameter steel pipe

Cangzhou Deyuan Steel Pipe Co.Ltd. is a professional manufacture and sales of spiral steel pipe, seamless steel pipe, straight seam steel pipe. Our main products are as follows: 8- 630mm * 2-20mm of the seamless steel pipe, 219- 3200mm * 6-30mm of spiral steel pipe, 108-820mm * 4-30mm hot-expanding steel pipe, various sizes of large diameter welded pipes, oil casing steel pipes, large-caliber flange. We look forward to your visit with the lowest price and the most perfect after-sales service.