We are the largest manufacturer of steel box sections in China, Tianjin Yuantai Derun Steel Pipe Manufacturing Group Co., Ltd. Our main products include:
Square ZMA steel tube, outer diameter 10 * 10-200 * 200mm, wall thickness 0.5-2.75mm
Rectangular AMZ steel tube, outer diameter 10 * 15-100 * 300mm, wall thickness 0.5-2.75mm
Circular ZMA steel tube with an outer diameter of 10.3mm-203.2mm and a wall thickness of 0.5-2.75mm
Square HDG steel tube: outer diameter 10 * 10-1000 * 1000mm, wall thickness 0.5-60mm
Rectangular Hot-dip galvanization steel tube: outer diameter 10 * 15-800 * 1200mm, wall thickness 0.5-60mm
Round Hot-dip galvanization steel tube: outer diameter 10.3-3000mm, wall thickness 0.5-60mm
Pre-galvanized steel tube:
Square pre-galvanized steel tube: outer diameter 10 * 10-200 * 200mm, wall thickness 0.5-16mm
Circular pre-galvanized steel pipe: outer diameter 10.3-203.2mm, wall thickness 0.5-16mm
PPGI steel coil: width 650-1250mm, pattern customization