Boiler header is one of the typical products which researched and developed by ourselves. To manufacture t he bend and straight pipes, We all adopt the process of dydraulic hot-acrosomal towing. The geometric dimensions are accurate, The height of the bracket is high, And the wall thickness is grid. Main materials: Carbon steel, Low temperature steel, Alloy steel, Stainless steel, Ambisense steel, Two phases steel, Etc