Zhongtai Group are an ISO9001 certified pipe making machine and cold rolled section steel forming machine manufacturer
ERW steel pipe production line: initially , the coil is loaded at the uncoiler, then but-welding the ends of coil, delivering to accumulator. After accumulator, the strip is pulled from accumulator contentiously by fixed speed, is made to opened-pipe at forming machine, then welded by High frequency welder, deburred, cooled, shaped and sized as round pipe and rectangular&square pipe at the sizing area. Then the sized pipe is straightened after Turkey-head device then cutt to fixed length by flying saw. At last, the fixed pipe is delivered from run-out table and inspected at the table.