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H-beam vertical assembling, welding and straightening multi-function integrated machine is a high-efficiency equipment for the production of welded H-beams. It can simultaneously complete H-beam assembly, submerged arc welding, and flange plate welding deformation on the same machine.The machine occupies a small area which can save installation space. It saves the hoisting and turning time between each process with single machine,then the efficiency is greatly improved, and the cost is reduced. It is a high-tech, economical and practical H-beam production equipment.

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