Centrifugal fan casing welding Gantry Stiffener Auto Vision Welding Machine Length: 10-20M custom; Width: 4, 5, 6; 7M Industrial centrifugal fan housing ribs, frame structure sheet metal Auto Welding Machine For Centrifugal Fan Welding radius: 100-2000mm/customized Loading capacity 0-2000kg; Material: carbon steel, stainless steel Dual-Gun Centrifugal Fan Casing Laser Welding Machine Welding radius: 100-1500mm/customized 2 Welding Gun Profiling Welding /Material:carbon steel, stainless steel