Today, the prices of spiral pipes in mainstream markets across the country are mainly stable. The price of seamless pipes in major cities across the country has basically remained stable. The national average price of 108*4.5mm seamless pipes is 673.71, an increase of 0.42 compared with the previous trading day. The market prices of buckle-type steel pipe scaffolding in key cities across the country are mainly stable. Quotations in mainstream regions: North China: 2.5m vertical pole 758.95, 0.9m horizontal pole 746.39; East China: 2.5m vertical pole 793.83, 0.9m horizontal pole 781.27. The prices of welded pipes in major cities across the country are stable and showing an increasing trend. The average price of 4-inch*3.75 welded pipes in 28 cities across the country increased by 0.28-597.11, and the average price of 4-inch*3.75mm galvanized pipes increased by 0.14-682.08. (Unit: USD/ton)