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: Φ8-Φ630 * 2-20 of the seamless, Φ219-Φ3200 * 6-30 of spiral steel pipe, Φ108-820 * 4-30 hot-expanding steel pipe, various types of longitudinally welded pipes, oil casing, large-caliber flange. We look forward to your visit with the lowest price and the most perfect after-sales service.