... steel building H beam welding line ,includes strip flame cutting machine, assembling machine, SAW welding machine, straightening machine, ... Beam Production Welding Line, built-up section line, beam welder, beam straightenerIt includes:1) Multi-head strip flame cutting ... Output roller: 24000mm MZG2X1000 × 2 Gantry submerged arc welding (SAW) machineBeam web Height: 200 -1500 mm Web thickness: 6 ...