الوصف

Single machine power : **0/**0KW Welding seam online annealing widely used in petroleum pipelines and other high-quality steel pipe manufacturing. Online annealing equipment for steel pipe is a high-strength steel pipe production of advanced technology, through the seam line annealing, eliminating welding residual stress, improving organizational structure, and makes weld heat affected zone is consistent with the baseplate of the organizational structure and toughness and strength properties. Online annealing equipment for steel pipe is composed by IF power thyristor and online annealing inductor/mechanical adjustment, switch cabinet and integrated operation desk 1) Single machine power and frequency: **0/**0KW, **3KHZ 2) IF thyristor power: single-chip microcomputer control, voltage and current double "PI" ring regulation, the whole groove road membrane using tunable capacitors and efficient energy-saving insulation load matching transformer. Groove road using tunable All-film capacitors and Load Matching efficient energy-saving insulation transformer. 3) online annealing inductor/mechanical adjustment:: is composed by planar inductor with magnetic materials and　 mechanical adjustment and capacitance cabinet. 4) switch cabinet: switch cabinet is composed by the isolation switch, 　compound release DW*7 automatic air switch and power grid isolation. 5）Integrated operation desk ：IF Power on-off control, Weld annealing temperature control and record archiving functions