Min. Order Reference FOB Price
50 Pieces US$29.90-59.90 / Piece
Product Description
Ultimate tensile strength 490mpa-620 mpa Thickness 1 mm to 30 mm Production Process Raw material test → Cutting →Molding or bending →Welding (longitudinal )→Dimension verify →Flange welding →Hole drilling →Calibration → Galvanization or powder ...